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One Way Flights from Ontario to London (ONT to LHR)

Discover alternate routes & cheap one way flights from Ontario to London (ONT to LHR) within a departure date range.

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USD 715
8:35pm - 7:45pm
Mon Jul 22nd
39h 10m
Ontario (ONT) → London (LHR)
3 Stops
Mon Jul 22nd 2024 Frontier Airlines · F9 4206 Depart at 8:35pm from Ontario (ONT) Fly for 1h 19m Arrive at 9:54pm in Las Vegas (LAS)
Layover in Las Vegas for 10h 16m
Tue Jul 23rd 2024 WestJet · WS 1399 Depart at 8:10am from Las Vegas (LAS) Fly for 2h 46m Arrive at 11:56am in Calgary (YYC)
Layover in Calgary for 7h 4m
Tue Jul 23rd 2024 WestJet · WS 8 Depart at 7:00pm from Calgary (YYC) Fly for 9h 25m Arrive at 12:25pm in Barcelona (BCN)
Layover in Barcelona for 6h 5m
Wed Jul 24th 2024 Vueling · VY 6652 Depart at 6:30pm from Barcelona (BCN) Fly for 2h 15m Arrive at 7:45pm in London (LHR)
Book Flight
USD 715
5:30pm - 7:45pm
Mon Jul 22nd
42h 15m
Ontario (ONT) → London (LHR)
3 Stops
Mon Jul 22nd 2024 Frontier Airlines · F9 2232 Depart at 5:30pm from Ontario (ONT) Fly for 1h 13m Arrive at 6:43pm in Las Vegas (LAS)
Layover in Las Vegas for 13h 27m
Tue Jul 23rd 2024 WestJet · WS 1399 Depart at 8:10am from Las Vegas (LAS) Fly for 2h 46m Arrive at 11:56am in Calgary (YYC)
Layover in Calgary for 7h 4m
Tue Jul 23rd 2024 WestJet · WS 8 Depart at 7:00pm from Calgary (YYC) Fly for 9h 25m Arrive at 12:25pm in Barcelona (BCN)
Layover in Barcelona for 6h 5m
Wed Jul 24th 2024 Vueling · VY 6652 Depart at 6:30pm from Barcelona (BCN) Fly for 2h 15m Arrive at 7:45pm in London (LHR)
Book Flight
USD 727
8:35pm - 9:15am
Mon Jul 22nd
52h 40m
Ontario (ONT) → London (LHR)
3 Stops
Mon Jul 22nd 2024 Frontier Airlines · F9 4206 Depart at 8:35pm from Ontario (ONT) Fly for 1h 19m Arrive at 9:54pm in Las Vegas (LAS)
Layover in Las Vegas for 10h 16m
Tue Jul 23rd 2024 WestJet · WS 1399 Depart at 8:10am from Las Vegas (LAS) Fly for 2h 46m Arrive at 11:56am in Calgary (YYC)
Layover in Calgary for 7h 4m
Tue Jul 23rd 2024 WestJet · WS 8 Depart at 7:00pm from Calgary (YYC) Fly for 9h 25m Arrive at 12:25pm in Barcelona (BCN)
Layover in Barcelona for 19h 35m
Thu Jul 25th 2024 Vueling · VY 6650 Depart at 8:00am from Barcelona (BCN) Fly for 2h 15m Arrive at 9:15am in London (LHR)
Book Flight
USD 727
5:30pm - 9:15am
Mon Jul 22nd
55h 45m
Ontario (ONT) → London (LHR)
3 Stops
Mon Jul 22nd 2024 Frontier Airlines · F9 2232 Depart at 5:30pm from Ontario (ONT) Fly for 1h 13m Arrive at 6:43pm in Las Vegas (LAS)
Layover in Las Vegas for 13h 27m
Tue Jul 23rd 2024 WestJet · WS 1399 Depart at 8:10am from Las Vegas (LAS) Fly for 2h 46m Arrive at 11:56am in Calgary (YYC)
Layover in Calgary for 7h 4m
Tue Jul 23rd 2024 WestJet · WS 8 Depart at 7:00pm from Calgary (YYC) Fly for 9h 25m Arrive at 12:25pm in Barcelona (BCN)
Layover in Barcelona for 19h 35m
Thu Jul 25th 2024 Vueling · VY 6650 Depart at 8:00am from Barcelona (BCN) Fly for 2h 15m Arrive at 9:15am in London (LHR)
Book Flight
USD 744
7:36am - 7:45pm
Tue Jul 23rd
28h 9m
Ontario (ONT) → London (LHR)
3 Stops
Tue Jul 23rd 2024 Frontier Airlines · F9 2677 Depart at 7:36am from Ontario (ONT) Fly for 1h 26m Arrive at 9:02am in San Francisco (SFO)
Layover in San Francisco for 3h 48m
Tue Jul 23rd 2024 WestJet · WS 1509 Depart at 12:50pm from San Francisco (SFO) Fly for 2h 41m Arrive at 4:31pm in Calgary (YYC)
Layover in Calgary for 2h 29m
Tue Jul 23rd 2024 WestJet · WS 8 Depart at 7:00pm from Calgary (YYC) Fly for 9h 25m Arrive at 12:25pm in Barcelona (BCN)
Layover in Barcelona for 6h 5m
Wed Jul 24th 2024 Vueling · VY 6652 Depart at 6:30pm from Barcelona (BCN) Fly for 2h 15m Arrive at 7:45pm in London (LHR)
Book Flight
USD 756
7:36am - 9:15am
Tue Jul 23rd
41h 39m
Ontario (ONT) → London (LHR)
3 Stops
Tue Jul 23rd 2024 Frontier Airlines · F9 2677 Depart at 7:36am from Ontario (ONT) Fly for 1h 26m Arrive at 9:02am in San Francisco (SFO)
Layover in San Francisco for 3h 48m
Tue Jul 23rd 2024 WestJet · WS 1509 Depart at 12:50pm from San Francisco (SFO) Fly for 2h 41m Arrive at 4:31pm in Calgary (YYC)
Layover in Calgary for 2h 29m
Tue Jul 23rd 2024 WestJet · WS 8 Depart at 7:00pm from Calgary (YYC) Fly for 9h 25m Arrive at 12:25pm in Barcelona (BCN)
Layover in Barcelona for 19h 35m
Thu Jul 25th 2024 Vueling · VY 6650 Depart at 8:00am from Barcelona (BCN) Fly for 2h 15m Arrive at 9:15am in London (LHR)
Book Flight
USD 770
10:59pm - 7:45pm
Mon Jul 22nd
36h 46m
Ontario (ONT) → London (LHR)
3 Stops
Mon Jul 22nd 2024 Frontier Airlines · F9 2404 Depart at 10:59pm from Ontario (ONT) Fly for 1h 28m Arrive at 12:27am in Phoenix (PHX)
Layover in Phoenix for 8h 48m
Tue Jul 23rd 2024 WestJet · WS 1499 Depart at 9:15am from Phoenix (PHX) Fly for 3h 7m Arrive at 1:22pm in Calgary (YYC)
Layover in Calgary for 5h 38m
Tue Jul 23rd 2024 WestJet · WS 8 Depart at 7:00pm from Calgary (YYC) Fly for 9h 25m Arrive at 12:25pm in Barcelona (BCN)
Layover in Barcelona for 6h 5m
Wed Jul 24th 2024 Vueling · VY 6652 Depart at 6:30pm from Barcelona (BCN) Fly for 2h 15m Arrive at 7:45pm in London (LHR)
Book Flight
USD 782
10:59pm - 9:10am
Wed Jul 17th
50h 11m
Ontario (ONT) → London (LHR)
3 Stops
Wed Jul 17th 2024 Frontier Airlines · F9 2404 Depart at 10:59pm from Ontario (ONT) Fly for 1h 28m Arrive at 12:27am in Phoenix (PHX)
Layover in Phoenix for 12h 18m
Thu Jul 18th 2024 WestJet · WS 1403 Depart at 12:45pm from Phoenix (PHX) Fly for 3h 2m Arrive at 4:47pm in Calgary (YYC)
Layover in Calgary for 1h 53m
Thu Jul 18th 2024 WestJet · WS 8 Depart at 6:40pm from Calgary (YYC) Fly for 9h 25m Arrive at 12:05pm in Barcelona (BCN)
Layover in Barcelona for 19h 50m
Sat Jul 20th 2024 Vueling · VY 6650 Depart at 7:55am from Barcelona (BCN) Fly for 2h 15m Arrive at 9:10am in London (LHR)
Book Flight
USD 782
10:59pm - 9:15am
Mon Jul 22nd
50h 16m
Ontario (ONT) → London (LHR)
3 Stops
Mon Jul 22nd 2024 Frontier Airlines · F9 2404 Depart at 10:59pm from Ontario (ONT) Fly for 1h 28m Arrive at 12:27am in Phoenix (PHX)
Layover in Phoenix for 8h 48m
Tue Jul 23rd 2024 WestJet · WS 1499 Depart at 9:15am from Phoenix (PHX) Fly for 3h 7m Arrive at 1:22pm in Calgary (YYC)
Layover in Calgary for 5h 38m
Tue Jul 23rd 2024 WestJet · WS 8 Depart at 7:00pm from Calgary (YYC) Fly for 9h 25m Arrive at 12:25pm in Barcelona (BCN)
Layover in Barcelona for 19h 35m
Thu Jul 25th 2024 Vueling · VY 6650 Depart at 8:00am from Barcelona (BCN) Fly for 2h 15m Arrive at 9:15am in London (LHR)
Book Flight
USD 793
12:30pm - 7:45pm
Wed Jul 17th
47h 15m
Ontario (ONT) → London (LHR)
3 Stops
Wed Jul 17th 2024 Frontier Airlines · F9 1358 Depart at 12:30pm from Ontario (ONT) Fly for 1h 13m Arrive at 1:43pm in Las Vegas (LAS)
Layover in Las Vegas for 4h 32m
Wed Jul 17th 2024 WestJet · WS 1585 Depart at 6:15pm from Las Vegas (LAS) Fly for 2h 47m Arrive at 10:02pm in Calgary (YYC)
Layover in Calgary for 20h 38m
Thu Jul 18th 2024 WestJet · WS 8 Depart at 6:40pm from Calgary (YYC) Fly for 9h 25m Arrive at 12:05pm in Barcelona (BCN)
Layover in Barcelona for 6h 25m
Fri Jul 19th 2024 Vueling · VY 6652 Depart at 6:30pm from Barcelona (BCN) Fly for 2h 15m Arrive at 7:45pm in London (LHR)
Book Flight
USD 818
7:36am - 7:45pm
Thu Jul 18th
28h 9m
Ontario (ONT) → London (LHR)
3 Stops
Thu Jul 18th 2024 Frontier Airlines · F9 2677 Depart at 7:36am from Ontario (ONT) Fly for 1h 26m Arrive at 9:02am in San Francisco (SFO)
Layover in San Francisco for 3h 48m
Thu Jul 18th 2024 WestJet · WS 1509 Depart at 12:50pm from San Francisco (SFO) Fly for 2h 41m Arrive at 4:31pm in Calgary (YYC)
Layover in Calgary for 2h 9m
Thu Jul 18th 2024 WestJet · WS 8 Depart at 6:40pm from Calgary (YYC) Fly for 9h 25m Arrive at 12:05pm in Barcelona (BCN)
Layover in Barcelona for 6h 25m
Fri Jul 19th 2024 Vueling · VY 6652 Depart at 6:30pm from Barcelona (BCN) Fly for 2h 15m Arrive at 7:45pm in London (LHR)
Book Flight
USD 828
7:36am - 5:00pm
Tue Jul 23rd
25h 24m
Ontario (ONT) → London (LHR)
3 Stops
Tue Jul 23rd 2024 Frontier Airlines · F9 2677 Depart at 7:36am from Ontario (ONT) Fly for 1h 26m Arrive at 9:02am in San Francisco (SFO)
Layover in San Francisco for 3h 48m
Tue Jul 23rd 2024 WestJet · WS 1509 Depart at 12:50pm from San Francisco (SFO) Fly for 2h 41m Arrive at 4:31pm in Calgary (YYC)
Layover in Calgary for 3h 9m
Tue Jul 23rd 2024 WestJet · WS 10 Depart at 7:40pm from Calgary (YYC) Fly for 8h 50m Arrive at 12:30pm in Paris (CDG)
Layover in Paris for 4h 15m
Wed Jul 24th 2024 British Airways · BA 319 Depart at 4:45pm from Paris (CDG) Fly for 1h 15m Arrive at 5:00pm in London (LHR)
Book Flight
USD 839
7:36am - 6:35pm
Tue Jul 23rd
26h 59m
Ontario (ONT) → London (LHR)
3 Stops
Tue Jul 23rd 2024 Frontier Airlines · F9 2677 Depart at 7:36am from Ontario (ONT) Fly for 1h 26m Arrive at 9:02am in San Francisco (SFO)
Layover in San Francisco for 3h 48m
Tue Jul 23rd 2024 WestJet · WS 1509 Depart at 12:50pm from San Francisco (SFO) Fly for 2h 41m Arrive at 4:31pm in Calgary (YYC)
Layover in Calgary for 3h 9m
Tue Jul 23rd 2024 WestJet · WS 10 Depart at 7:40pm from Calgary (YYC) Fly for 8h 50m Arrive at 12:30pm in Paris (CDG)
Layover in Paris for 5h 45m
Wed Jul 24th 2024 Air France · AF 1180 Depart at 6:15pm from Paris (CDG) Fly for 1h 20m Arrive at 6:35pm in London (LHR)
Book Flight
USD 857
7:36am - 4:55pm
Mon Jul 22nd
25h 19m
Ontario (ONT) → London (LHR)
3 Stops
Mon Jul 22nd 2024 Frontier Airlines · F9 2677 Depart at 7:36am from Ontario (ONT) Fly for 1h 26m Arrive at 9:02am in San Francisco (SFO)
Layover in San Francisco for 3h 48m
Mon Jul 22nd 2024 WestJet · WS 1509 Depart at 12:50pm from San Francisco (SFO) Fly for 2h 41m Arrive at 4:31pm in Calgary (YYC)
Layover in Calgary for 3h 9m
Mon Jul 22nd 2024 WestJet · WS 10 Depart at 7:40pm from Calgary (YYC) Fly for 8h 50m Arrive at 12:30pm in Paris (CDG)
Layover in Paris for 4h 10m
Tue Jul 23rd 2024 British Airways · BA 319 Depart at 4:40pm from Paris (CDG) Fly for 1h 15m Arrive at 4:55pm in London (LHR)
Book Flight
USD 867
1:32pm - 9:35pm
Tue Jul 23rd
24h 3m
Ontario (ONT) → London (LHR)
3 Stops
Tue Jul 23rd 2024 Frontier Airlines · F9 1262 Depart at 1:32pm from Ontario (ONT) Fly for 2h 30m Arrive at 5:02pm in Denver (DEN)
Layover in Denver for 3h 8m
Tue Jul 23rd 2024 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)
Layover in Reykjavik for 0h 50m
Wed Jul 24th 2024 Icelandair · FI 418 Depart at 10:15am from Reykjavik (KEF) Fly for 2h 35m Arrive at 1:50pm in Dublin (DUB)
Layover in Dublin for 6h 25m
Wed Jul 24th 2024 British Airways · BA 823 Depart at 8:15pm from Dublin (DUB) Fly for 1h 20m Arrive at 9:35pm in London (LHR)
Book Flight
USD 883
1:32pm - 5:20pm
Tue Jul 23rd
19h 48m
Ontario (ONT) → London (LHR)
3 Stops
Tue Jul 23rd 2024 Frontier Airlines · F9 1262 Depart at 1:32pm from Ontario (ONT) Fly for 2h 30m Arrive at 5:02pm in Denver (DEN)
Layover in Denver for 3h 8m
Tue Jul 23rd 2024 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)
Layover in Reykjavik for 0h 50m
Wed Jul 24th 2024 Icelandair · FI 418 Depart at 10:15am from Reykjavik (KEF) Fly for 2h 35m Arrive at 1:50pm in Dublin (DUB)
Layover in Dublin for 2h 5m
Wed Jul 24th 2024 Aer Lingus · EI 174 Depart at 3:55pm from Dublin (DUB) Fly for 1h 25m Arrive at 5:20pm in London (LHR)
Book Flight
USD 883
1:32pm - 6:55pm
Tue Jul 23rd
21h 23m
Ontario (ONT) → London (LHR)
3 Stops
Tue Jul 23rd 2024 Frontier Airlines · F9 1262 Depart at 1:32pm from Ontario (ONT) Fly for 2h 30m Arrive at 5:02pm in Denver (DEN)
Layover in Denver for 3h 8m
Tue Jul 23rd 2024 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)
Layover in Reykjavik for 0h 50m
Wed Jul 24th 2024 Icelandair · FI 418 Depart at 10:15am from Reykjavik (KEF) Fly for 2h 35m Arrive at 1:50pm in Dublin (DUB)
Layover in Dublin for 3h 40m
Wed Jul 24th 2024 Aer Lingus · EI 176 Depart at 5:30pm from Dublin (DUB) Fly for 1h 25m Arrive at 6:55pm in London (LHR)
Book Flight
USD 883
1:32pm - 7:10pm
Tue Jul 23rd
21h 38m
Ontario (ONT) → London (LHR)
3 Stops
Tue Jul 23rd 2024 Frontier Airlines · F9 1262 Depart at 1:32pm from Ontario (ONT) Fly for 2h 30m Arrive at 5:02pm in Denver (DEN)
Layover in Denver for 3h 8m
Tue Jul 23rd 2024 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)
Layover in Reykjavik for 0h 50m
Wed Jul 24th 2024 Icelandair · FI 418 Depart at 10:15am from Reykjavik (KEF) Fly for 2h 35m Arrive at 1:50pm in Dublin (DUB)
Layover in Dublin for 4h 0m
Wed Jul 24th 2024 British Airways · BA 829 Depart at 5:50pm from Dublin (DUB) Fly for 1h 20m Arrive at 7:10pm in London (LHR)
Book Flight
USD 883
1:32pm - 7:25pm
Tue Jul 23rd
21h 53m
Ontario (ONT) → London (LHR)
3 Stops
Tue Jul 23rd 2024 Frontier Airlines · F9 1262 Depart at 1:32pm from Ontario (ONT) Fly for 2h 30m Arrive at 5:02pm in Denver (DEN)
Layover in Denver for 3h 8m
Tue Jul 23rd 2024 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)
Layover in Reykjavik for 0h 50m
Wed Jul 24th 2024 Icelandair · FI 418 Depart at 10:15am from Reykjavik (KEF) Fly for 2h 35m Arrive at 1:50pm in Dublin (DUB)
Layover in Dublin for 4h 10m
Wed Jul 24th 2024 Aer Lingus · EI 178 Depart at 6:00pm from Dublin (DUB) Fly for 1h 25m Arrive at 7:25pm in London (LHR)
Book Flight
USD 883
1:32pm - 8:20pm
Tue Jul 23rd
22h 48m
Ontario (ONT) → London (LHR)
3 Stops
Tue Jul 23rd 2024 Frontier Airlines · F9 1262 Depart at 1:32pm from Ontario (ONT) Fly for 2h 30m Arrive at 5:02pm in Denver (DEN)
Layover in Denver for 3h 8m
Tue Jul 23rd 2024 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)
Layover in Reykjavik for 0h 50m
Wed Jul 24th 2024 Icelandair · FI 418 Depart at 10:15am from Reykjavik (KEF) Fly for 2h 35m Arrive at 1:50pm in Dublin (DUB)
Layover in Dublin for 5h 10m
Wed Jul 24th 2024 Aer Lingus · EI 182 Depart at 7:00pm from Dublin (DUB) Fly for 1h 20m Arrive at 8:20pm in London (LHR)
Book Flight
USD 902
1:32pm - 9:35pm
Tue Jul 16th
24h 3m
Ontario (ONT) → London (LHR)
3 Stops
Tue Jul 16th 2024 Frontier Airlines · F9 1262 Depart at 1:32pm from Ontario (ONT) Fly for 2h 30m Arrive at 5:02pm in Denver (DEN)
Layover in Denver for 3h 8m
Tue Jul 16th 2024 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)
Layover in Reykjavik for 0h 50m
Wed Jul 17th 2024 Icelandair · FI 418 Depart at 10:15am from Reykjavik (KEF) Fly for 2h 35m Arrive at 1:50pm in Dublin (DUB)
Layover in Dublin for 6h 25m
Wed Jul 17th 2024 British Airways · BA 823 Depart at 8:15pm from Dublin (DUB) Fly for 1h 20m Arrive at 9:35pm in London (LHR)
Book Flight
USD 919
1:32pm - 5:20pm
Tue Jul 16th
19h 48m
Ontario (ONT) → London (LHR)
3 Stops
Tue Jul 16th 2024 Frontier Airlines · F9 1262 Depart at 1:32pm from Ontario (ONT) Fly for 2h 30m Arrive at 5:02pm in Denver (DEN)
Layover in Denver for 3h 8m
Tue Jul 16th 2024 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)
Layover in Reykjavik for 0h 50m
Wed Jul 17th 2024 Icelandair · FI 418 Depart at 10:15am from Reykjavik (KEF) Fly for 2h 35m Arrive at 1:50pm in Dublin (DUB)
Layover in Dublin for 2h 5m
Wed Jul 17th 2024 Aer Lingus · EI 174 Depart at 3:55pm from Dublin (DUB) Fly for 1h 25m Arrive at 5:20pm in London (LHR)
Book Flight
USD 919
1:32pm - 6:55pm
Tue Jul 16th
21h 23m
Ontario (ONT) → London (LHR)
3 Stops
Tue Jul 16th 2024 Frontier Airlines · F9 1262 Depart at 1:32pm from Ontario (ONT) Fly for 2h 30m Arrive at 5:02pm in Denver (DEN)
Layover in Denver for 3h 8m
Tue Jul 16th 2024 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)
Layover in Reykjavik for 0h 50m
Wed Jul 17th 2024 Icelandair · FI 418 Depart at 10:15am from Reykjavik (KEF) Fly for 2h 35m Arrive at 1:50pm in Dublin (DUB)
Layover in Dublin for 3h 40m
Wed Jul 17th 2024 Aer Lingus · EI 176 Depart at 5:30pm from Dublin (DUB) Fly for 1h 25m Arrive at 6:55pm in London (LHR)
Book Flight
USD 919
1:32pm - 7:25pm
Tue Jul 16th
21h 53m
Ontario (ONT) → London (LHR)
3 Stops
Tue Jul 16th 2024 Frontier Airlines · F9 1262 Depart at 1:32pm from Ontario (ONT) Fly for 2h 30m Arrive at 5:02pm in Denver (DEN)
Layover in Denver for 3h 8m
Tue Jul 16th 2024 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)
Layover in Reykjavik for 0h 50m
Wed Jul 17th 2024 Icelandair · FI 418 Depart at 10:15am from Reykjavik (KEF) Fly for 2h 35m Arrive at 1:50pm in Dublin (DUB)
Layover in Dublin for 4h 10m
Wed Jul 17th 2024 Aer Lingus · EI 178 Depart at 6:00pm from Dublin (DUB) Fly for 1h 25m Arrive at 7:25pm in London (LHR)
Book Flight
USD 919
1:32pm - 8:20pm
Tue Jul 16th
22h 48m
Ontario (ONT) → London (LHR)
3 Stops
Tue Jul 16th 2024 Frontier Airlines · F9 1262 Depart at 1:32pm from Ontario (ONT) Fly for 2h 30m Arrive at 5:02pm in Denver (DEN)
Layover in Denver for 3h 8m
Tue Jul 16th 2024 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)
Layover in Reykjavik for 0h 50m
Wed Jul 17th 2024 Icelandair · FI 418 Depart at 10:15am from Reykjavik (KEF) Fly for 2h 35m Arrive at 1:50pm in Dublin (DUB)
Layover in Dublin for 5h 10m
Wed Jul 17th 2024 Aer Lingus · EI 182 Depart at 7:00pm from Dublin (DUB) Fly for 1h 20m Arrive at 8:20pm in London (LHR)
Book Flight
USD 929
7:36am - 4:35pm
Tue Jul 23rd
24h 59m
Ontario (ONT) → London (LHR)
3 Stops
Tue Jul 23rd 2024 Frontier Airlines · F9 2677 Depart at 7:36am from Ontario (ONT) Fly for 1h 26m Arrive at 9:02am in San Francisco (SFO)
Layover in San Francisco for 3h 48m
Tue Jul 23rd 2024 WestJet · WS 1509 Depart at 12:50pm from San Francisco (SFO) Fly for 2h 41m Arrive at 4:31pm in Calgary (YYC)
Layover in Calgary for 3h 9m
Tue Jul 23rd 2024 WestJet · WS 10 Depart at 7:40pm from Calgary (YYC) Fly for 8h 50m Arrive at 12:30pm in Paris (CDG)
Layover in Paris for 3h 40m
Wed Jul 24th 2024 Air France · AF 1280 Depart at 4:10pm from Paris (CDG) Fly for 1h 25m Arrive at 4:35pm in London (LHR)
Book Flight
USD 933
7:36am - 4:35pm
Mon Jul 22nd
24h 59m
Ontario (ONT) → London (LHR)
3 Stops
Mon Jul 22nd 2024 Frontier Airlines · F9 2677 Depart at 7:36am from Ontario (ONT) Fly for 1h 26m Arrive at 9:02am in San Francisco (SFO)
Layover in San Francisco for 3h 48m
Mon Jul 22nd 2024 WestJet · WS 1509 Depart at 12:50pm from San Francisco (SFO) Fly for 2h 41m Arrive at 4:31pm in Calgary (YYC)
Layover in Calgary for 3h 9m
Mon Jul 22nd 2024 WestJet · WS 10 Depart at 7:40pm from Calgary (YYC) Fly for 8h 50m Arrive at 12:30pm in Paris (CDG)
Layover in Paris for 3h 40m
Tue Jul 23rd 2024 Air France · AF 1280 Depart at 4:10pm from Paris (CDG) Fly for 1h 25m Arrive at 4:35pm in London (LHR)
Book Flight
USD 948
1:10pm - 8:20pm
Thu Jul 18th
23h 10m
Ontario (ONT) → London (LHR)
2 Stops
Thu Jul 18th 2024 Frontier Airlines · F9 1262 Depart at 1:10pm from Ontario (ONT) Fly for 2h 30m Arrive at 4:40pm in Denver (DEN)
Layover in Denver for 3h 30m
Thu Jul 18th 2024 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)
Layover in Reykjavik for 6h 45m
Fri Jul 19th 2024 Icelandair · FI 454 Depart at 4:10pm from Reykjavik (KEF) Fly for 3h 10m Arrive at 8:20pm in London (LHR)
Book Flight
USD 949
1:10pm - 8:20pm
Thu Jul 11th
23h 10m
Ontario (ONT) → London (LHR)
2 Stops
Thu Jul 11th 2024 Frontier Airlines · F9 1262 Depart at 1:10pm from Ontario (ONT) Fly for 2h 30m Arrive at 4:40pm in Denver (DEN)
Layover in Denver for 3h 30m
Thu Jul 11th 2024 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)
Layover in Reykjavik for 6h 45m
Fri Jul 12th 2024 Icelandair · FI 454 Depart at 4:10pm from Reykjavik (KEF) Fly for 3h 10m Arrive at 8:20pm in London (LHR)
Book Flight
USD 950
1:32pm - 7:25pm
Tue Jul 23rd
21h 53m
Ontario (ONT) → London (LHR)
3 Stops
Tue Jul 23rd 2024 Frontier Airlines · F9 1262 Depart at 1:32pm from Ontario (ONT) Fly for 2h 30m Arrive at 5:02pm in Denver (DEN)
Layover in Denver for 3h 8m
Tue Jul 23rd 2024 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)
Layover in Reykjavik for 0h 50m
Wed Jul 24th 2024 Icelandair · FI 418 Depart at 10:15am from Reykjavik (KEF) Fly for 2h 35m Arrive at 1:50pm in Dublin (DUB)
Layover in Dublin for 4h 10m
Wed Jul 24th 2024 British Airways · BA 5978 Depart at 6:00pm from Dublin (DUB) Fly for 1h 25m Arrive at 7:25pm in London (LHR)
Book Flight
USD 951
1:32pm - 8:20pm
Tue Jul 23rd
22h 48m
Ontario (ONT) → London (LHR)
2 Stops
Tue Jul 23rd 2024 Frontier Airlines · F9 1262 Depart at 1:32pm from Ontario (ONT) Fly for 2h 30m Arrive at 5:02pm in Denver (DEN)
Layover in Denver for 3h 8m
Tue Jul 23rd 2024 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)
Layover in Reykjavik for 6h 45m
Wed Jul 24th 2024 Icelandair · FI 454 Depart at 4:10pm from Reykjavik (KEF) Fly for 3h 10m Arrive at 8:20pm in London (LHR)
Book Flight
USD 961
7:36am - 4:35pm
Thu Jul 18th
24h 59m
Ontario (ONT) → London (LHR)
3 Stops
Thu Jul 18th 2024 Frontier Airlines · F9 2677 Depart at 7:36am from Ontario (ONT) Fly for 1h 26m Arrive at 9:02am in San Francisco (SFO)
Layover in San Francisco for 3h 48m
Thu Jul 18th 2024 WestJet · WS 1509 Depart at 12:50pm from San Francisco (SFO) Fly for 2h 41m Arrive at 4:31pm in Calgary (YYC)
Layover in Calgary for 3h 9m
Thu Jul 18th 2024 WestJet · WS 10 Depart at 7:40pm from Calgary (YYC) Fly for 8h 50m Arrive at 12:30pm in Paris (CDG)
Layover in Paris for 3h 40m
Fri Jul 19th 2024 Air France · AF 1280 Depart at 4:10pm from Paris (CDG) Fly for 1h 25m Arrive at 4:35pm in London (LHR)
Book Flight
USD 977
1:20pm - 10:00am
Mon Jul 22nd
12h 40m
Ontario (ONT) → London (LHR)
1 Stop
Mon Jul 22nd 2024 Virgin Atlantic Airways · VS 3582 Depart at 1:20pm from Ontario (ONT) Fly for 1h 44m Arrive at 4:04pm in Salt Lake City (SLC)
Layover in Salt Lake City for 1h 21m
Mon Jul 22nd 2024 Virgin Atlantic Airways · VS 4020 Depart at 5:25pm from Salt Lake City (SLC) Fly for 9h 35m Arrive at 10:00am in London (LHR)
Book Flight
USD 1024
1:32pm - 8:20pm
Tue Jul 16th
22h 48m
Ontario (ONT) → London (LHR)
2 Stops
Tue Jul 16th 2024 Frontier Airlines · F9 1262 Depart at 1:32pm from Ontario (ONT) Fly for 2h 30m Arrive at 5:02pm in Denver (DEN)
Layover in Denver for 3h 8m
Tue Jul 16th 2024 Icelandair · FI 672 Depart at 8:10pm from Denver (DEN) Fly for 7h 15m Arrive at 9:25am in Reykjavik (KEF)
Layover in Reykjavik for 6h 45m
Wed Jul 17th 2024 Icelandair · FI 454 Depart at 4:10pm from Reykjavik (KEF) Fly for 3h 10m Arrive at 8:20pm in London (LHR)
Book Flight
USD 1059
7:30am - 11:55am
Sat Jul 13th
20h 25m
Ontario (ONT) → London (LHR)
2 Stops
Sat Jul 13th 2024 Frontier Airlines · F9 1262 Depart at 7:30am from Ontario (ONT) Fly for 2h 31m Arrive at 11:01am in Denver (DEN)
Layover in Denver for 5h 39m
Sat Jul 13th 2024 Icelandair · FI 670 Depart at 4:40pm from Denver (DEN) Fly for 7h 20m Arrive at 6:00am in Reykjavik (KEF)
Layover in Reykjavik for 1h 40m
Sun Jul 14th 2024 Icelandair · FI 450 Depart at 7:40am from Reykjavik (KEF) Fly for 3h 15m Arrive at 11:55am in London (LHR)
Book Flight
USD 1062
7:30am - 11:55am
Sat Jul 20th
20h 25m
Ontario (ONT) → London (LHR)
2 Stops
Sat Jul 20th 2024 Frontier Airlines · F9 1262 Depart at 7:30am from Ontario (ONT) Fly for 2h 31m Arrive at 11:01am in Denver (DEN)
Layover in Denver for 5h 39m
Sat Jul 20th 2024 Icelandair · FI 670 Depart at 4:40pm from Denver (DEN) Fly for 7h 20m Arrive at 6:00am in Reykjavik (KEF)
Layover in Reykjavik for 1h 40m
Sun Jul 21st 2024 Icelandair · FI 450 Depart at 7:40am from Reykjavik (KEF) Fly for 3h 15m Arrive at 11:55am in London (LHR)
Book Flight
USD 1072
4:24pm - 8:20pm
Tue Jul 23rd
19h 56m
Ontario (ONT) → London (LHR)
2 Stops
Tue Jul 23rd 2024 Alaska Airlines · AS 1119 Depart at 4:24pm from Ontario (ONT) Fly for 2h 35m Arrive at 6:59pm in Seattle (SEA)
Layover in Seattle for 4h 1m
Tue Jul 23rd 2024 Icelandair · FI 684 Depart at 11:00pm from Seattle (SEA) Fly for 7h 25m Arrive at 1:25pm in Reykjavik (KEF)
Layover in Reykjavik for 2h 45m
Wed Jul 24th 2024 Icelandair · FI 454 Depart at 4:10pm from Reykjavik (KEF) Fly for 3h 10m Arrive at 8:20pm in London (LHR)
Book Flight
USD 1081
7:36am - 11:20am
Tue Jul 16th
19h 44m
Ontario (ONT) → London (LHR)
1 Stop
Tue Jul 16th 2024 Frontier Airlines · F9 2677 Depart at 7:36am from Ontario (ONT) Fly for 1h 26m Arrive at 9:02am in San Francisco (SFO)
Layover in San Francisco for 7h 59m
Tue Jul 16th 2024 Virgin Atlantic Airways · VS 20 Depart at 5:01pm from San Francisco (SFO) Fly for 10h 19m Arrive at 11:20am in London (LHR)
Book Flight
USD 1082
7:36am - 9:50am
Tue Jul 16th
18h 14m
Ontario (ONT) → London (LHR)
2 Stops
Tue Jul 16th 2024 Frontier Airlines · F9 2677 Depart at 7:36am from Ontario (ONT) Fly for 1h 26m Arrive at 9:02am in San Francisco (SFO)
Layover in San Francisco for 4h 28m
Tue Jul 16th 2024 Virgin Atlantic Airways · VS 1900 Depart at 1:30pm from San Francisco (SFO) Fly for 2h 19m Arrive at 3:49pm in Seattle (SEA)
Layover in Seattle for 0h 41m
Tue Jul 16th 2024 Virgin Atlantic Airways · VS 106 Depart at 4:30pm from Seattle (SEA) Fly for 9h 20m Arrive at 9:50am in London (LHR)
Book Flight
USD 1083
1:20pm - 10:00am
Fri Jul 19th
12h 40m
Ontario (ONT) → London (LHR)
1 Stop
Fri Jul 19th 2024 Virgin Atlantic Airways · VS 3582 Depart at 1:20pm from Ontario (ONT) Fly for 1h 44m Arrive at 4:04pm in Salt Lake City (SLC)
Layover in Salt Lake City for 1h 21m
Fri Jul 19th 2024 Virgin Atlantic Airways · VS 4020 Depart at 5:25pm from Salt Lake City (SLC) Fly for 9h 35m Arrive at 10:00am in London (LHR)
Book Flight
USD 1099
7:36am - 11:20am
Wed Jul 17th
19h 44m
Ontario (ONT) → London (LHR)
1 Stop
Wed Jul 17th 2024 Frontier Airlines · F9 2677 Depart at 7:36am from Ontario (ONT) Fly for 1h 26m Arrive at 9:02am in San Francisco (SFO)
Layover in San Francisco for 7h 59m
Wed Jul 17th 2024 Virgin Atlantic Airways · VS 20 Depart at 5:01pm from San Francisco (SFO) Fly for 10h 19m Arrive at 11:20am in London (LHR)
Book Flight
USD 1104
7:36am - 11:20am
Mon Jul 15th
19h 44m
Ontario (ONT) → London (LHR)
1 Stop
Mon Jul 15th 2024 Frontier Airlines · F9 2677 Depart at 7:36am from Ontario (ONT) Fly for 1h 26m Arrive at 9:02am in San Francisco (SFO)
Layover in San Francisco for 7h 59m
Mon Jul 15th 2024 Virgin Atlantic Airways · VS 20 Depart at 5:01pm from San Francisco (SFO) Fly for 10h 19m Arrive at 11:20am in London (LHR)
Book Flight
USD 1212
7:36am - 9:50am
Thu Jul 18th
18h 14m
Ontario (ONT) → London (LHR)
2 Stops
Thu Jul 18th 2024 Frontier Airlines · F9 2677 Depart at 7:36am from Ontario (ONT) Fly for 1h 26m Arrive at 9:02am in San Francisco (SFO)
Layover in San Francisco for 4h 28m
Thu Jul 18th 2024 Virgin Atlantic Airways · VS 1900 Depart at 1:30pm from San Francisco (SFO) Fly for 2h 19m Arrive at 3:49pm in Seattle (SEA)
Layover in Seattle for 0h 41m
Thu Jul 18th 2024 Virgin Atlantic Airways · VS 106 Depart at 4:30pm from Seattle (SEA) Fly for 9h 20m Arrive at 9:50am in London (LHR)
Book Flight
USD 1293
1:20pm - 10:00am
Wed Jul 17th
12h 40m
Ontario (ONT) → London (LHR)
1 Stop
Wed Jul 17th 2024 Virgin Atlantic Airways · VS 3582 Depart at 1:20pm from Ontario (ONT) Fly for 1h 44m Arrive at 4:04pm in Salt Lake City (SLC)
Layover in Salt Lake City for 1h 21m
Wed Jul 17th 2024 Virgin Atlantic Airways · VS 4020 Depart at 5:25pm from Salt Lake City (SLC) Fly for 9h 35m Arrive at 10:00am in London (LHR)
Book Flight
USD 1294
1:20pm - 10:00am
Tue Jul 16th
12h 40m
Ontario (ONT) → London (LHR)
1 Stop
Tue Jul 16th 2024 Virgin Atlantic Airways · VS 3582 Depart at 1:20pm from Ontario (ONT) Fly for 1h 44m Arrive at 4:04pm in Salt Lake City (SLC)
Layover in Salt Lake City for 1h 21m
Tue Jul 16th 2024 Virgin Atlantic Airways · VS 4020 Depart at 5:25pm from Salt Lake City (SLC) Fly for 9h 35m Arrive at 10:00am in London (LHR)
Book Flight
USD 1294
1:20pm - 10:00am
Mon Jul 15th
12h 40m
Ontario (ONT) → London (LHR)
1 Stop
Mon Jul 15th 2024 Virgin Atlantic Airways · VS 3582 Depart at 1:20pm from Ontario (ONT) Fly for 1h 44m Arrive at 4:04pm in Salt Lake City (SLC)
Layover in Salt Lake City for 1h 21m
Mon Jul 15th 2024 Virgin Atlantic Airways · VS 4020 Depart at 5:25pm from Salt Lake City (SLC) Fly for 9h 35m Arrive at 10:00am in London (LHR)
Book Flight
USD 1334
1:45pm - 10:25am
Sun Jul 21st
12h 40m
Ontario (ONT) → London (LHR)
1 Stop
Sun Jul 21st 2024 United Airlines · UA 5506 Depart at 1:45pm from Ontario (ONT) Fly for 1h 23m Arrive at 3:08pm in San Francisco (SFO)
Layover in San Francisco for 0h 52m
Sun Jul 21st 2024 United Airlines · UA 948 Depart at 4:00pm from San Francisco (SFO) Fly for 10h 25m Arrive at 10:25am in London (LHR)
Book Flight
USD 1337
1:47pm - 10:25am
Tue Jul 16th
12h 38m
Ontario (ONT) → London (LHR)
1 Stop
Tue Jul 16th 2024 United Airlines · UA 566 Depart at 1:47pm from Ontario (ONT) Fly for 1h 20m Arrive at 3:07pm in San Francisco (SFO)
Layover in San Francisco for 0h 53m
Tue Jul 16th 2024 United Airlines · UA 948 Depart at 4:00pm from San Francisco (SFO) Fly for 10h 25m Arrive at 10:25am in London (LHR)
Book Flight
USD 1337
1:45pm - 10:25am
Sun Jul 14th
12h 40m
Ontario (ONT) → London (LHR)
1 Stop
Sun Jul 14th 2024 United Airlines · UA 5506 Depart at 1:45pm from Ontario (ONT) Fly for 1h 23m Arrive at 3:08pm in San Francisco (SFO)
Layover in San Francisco for 0h 52m
Sun Jul 14th 2024 United Airlines · UA 948 Depart at 4:00pm from San Francisco (SFO) Fly for 10h 25m Arrive at 10:25am in London (LHR)
Book Flight
USD 1337
1:30pm - 10:25am
Mon Jul 22nd
12h 55m
Ontario (ONT) → London (LHR)
1 Stop
Mon Jul 22nd 2024 United Airlines · UA 566 Depart at 1:30pm from Ontario (ONT) Fly for 1h 20m Arrive at 2:50pm in San Francisco (SFO)
Layover in San Francisco for 1h 10m
Mon Jul 22nd 2024 United Airlines · UA 948 Depart at 4:00pm from San Francisco (SFO) Fly for 10h 25m Arrive at 10:25am in London (LHR)
Book Flight
USD 1346
1:45pm - 10:25am
Wed Jul 17th
12h 40m
Ontario (ONT) → London (LHR)
1 Stop
Wed Jul 17th 2024 United Airlines · UA 566 Depart at 1:45pm from Ontario (ONT) Fly for 1h 20m Arrive at 3:05pm in San Francisco (SFO)
Layover in San Francisco for 0h 55m
Wed Jul 17th 2024 United Airlines · UA 948 Depart at 4:00pm from San Francisco (SFO) Fly for 10h 25m Arrive at 10:25am in London (LHR)
Book Flight
USD 1346
1:30pm - 10:25am
Mon Jul 15th
12h 55m
Ontario (ONT) → London (LHR)
1 Stop
Mon Jul 15th 2024 United Airlines · UA 566 Depart at 1:30pm from Ontario (ONT) Fly for 1h 20m Arrive at 2:50pm in San Francisco (SFO)
Layover in San Francisco for 1h 10m
Mon Jul 15th 2024 United Airlines · UA 948 Depart at 4:00pm from San Francisco (SFO) Fly for 10h 25m Arrive at 10:25am in London (LHR)
Book Flight
USD 1401
1:20pm - 10:00am
Sat Jul 13th
12h 40m
Ontario (ONT) → London (LHR)
1 Stop
Sat Jul 13th 2024 Virgin Atlantic Airways · VS 3584 Depart at 1:20pm from Ontario (ONT) Fly for 1h 44m Arrive at 4:04pm in Salt Lake City (SLC)
Layover in Salt Lake City for 1h 21m
Sat Jul 13th 2024 Virgin Atlantic Airways · VS 4020 Depart at 5:25pm from Salt Lake City (SLC) Fly for 9h 35m Arrive at 10:00am in London (LHR)
Book Flight
USD 1443
1:45pm - 10:25am
Fri Jul 12th
12h 40m
Ontario (ONT) → London (LHR)
1 Stop
Fri Jul 12th 2024 United Airlines · UA 5506 Depart at 1:45pm from Ontario (ONT) Fly for 1h 23m Arrive at 3:08pm in San Francisco (SFO)
Layover in San Francisco for 0h 52m
Fri Jul 12th 2024 United Airlines · UA 948 Depart at 4:00pm from San Francisco (SFO) Fly for 10h 25m Arrive at 10:25am in London (LHR)
Book Flight
USD 1559
1:47pm - 10:25am
Tue Jul 23rd
12h 38m
Ontario (ONT) → London (LHR)
1 Stop
Tue Jul 23rd 2024 United Airlines · UA 566 Depart at 1:47pm from Ontario (ONT) Fly for 1h 20m Arrive at 3:07pm in San Francisco (SFO)
Layover in San Francisco for 0h 53m
Tue Jul 23rd 2024 United Airlines · UA 948 Depart at 4:00pm from San Francisco (SFO) Fly for 10h 25m Arrive at 10:25am in London (LHR)
Book Flight
USD 2440
6:00am - 4:45pm
Sat Jul 13th
50h 45m
Ontario (ONT) → London (LHR)
3 Stops
Sat Jul 13th 2024 Qatar Airways · QR 2987 Depart at 6:00am from Ontario (ONT) Fly for 2h 40m Arrive at 8:40am in Seattle (SEA)
Layover in Seattle for 7h 50m
Sat Jul 13th 2024 Qatar Airways · QR 720 Depart at 4:30pm from Seattle (SEA) Fly for 14h 20m Arrive at 4:50pm in Doha (DOH)
Layover in Doha for 8h 45m
Mon Jul 15th 2024 Qatar Airways · QR 247 Depart at 1:35am from Doha (DOH) Fly for 4h 20m Arrive at 5:55am in Istanbul (SAW)
Layover in Istanbul for 8h 40m
Mon Jul 15th 2024 British Airways · BA 603 Depart at 2:35pm from Istanbul (SAW) Fly for 4h 10m Arrive at 4:45pm in London (LHR)
Book Flight
USD 2600
10:00am - 10:15pm
Sat Jul 13th
52h 15m
Ontario (ONT) → London (LHR)
3 Stops
Sat Jul 13th 2024 Qatar Airways · QR 2044 Depart at 10:00am from Ontario (ONT) Fly for 2h 37m Arrive at 12:37pm in Seattle (SEA)
Layover in Seattle for 3h 53m
Sat Jul 13th 2024 Qatar Airways · QR 720 Depart at 4:30pm from Seattle (SEA) Fly for 14h 20m Arrive at 4:50pm in Doha (DOH)
Layover in Doha for 14h 40m
Mon Jul 15th 2024 Qatar Airways · QR 239 Depart at 7:30am from Doha (DOH) Fly for 4h 15m Arrive at 11:45am in Istanbul (IST)
Layover in Istanbul for 8h 30m
Mon Jul 15th 2024 British Airways · BA 689 Depart at 8:15pm from Istanbul (IST) Fly for 4h 0m Arrive at 10:15pm in London (LHR)
Book Flight
USD 2603
10:00am - 4:50pm
Sat Jul 13th
46h 50m
Ontario (ONT) → London (LHR)
3 Stops
Sat Jul 13th 2024 Qatar Airways · QR 2044 Depart at 10:00am from Ontario (ONT) Fly for 2h 37m Arrive at 12:37pm in Seattle (SEA)
Layover in Seattle for 3h 53m
Sat Jul 13th 2024 Qatar Airways · QR 720 Depart at 4:30pm from Seattle (SEA) Fly for 14h 20m Arrive at 4:50pm in Doha (DOH)
Layover in Doha for 14h 40m
Mon Jul 15th 2024 Qatar Airways · QR 239 Depart at 7:30am from Doha (DOH) Fly for 4h 15m Arrive at 11:45am in Istanbul (IST)
Layover in Istanbul for 3h 10m
Mon Jul 15th 2024 Turkish Airlines · TK 1971 Depart at 2:55pm from Istanbul (IST) Fly for 3h 55m Arrive at 4:50pm in London (LHR)
Book Flight
USD 2682
10:00am - 4:45pm
Sat Jul 13th
46h 45m
Ontario (ONT) → London (LHR)
3 Stops
Sat Jul 13th 2024 Qatar Airways · QR 2044 Depart at 10:00am from Ontario (ONT) Fly for 2h 37m Arrive at 12:37pm in Seattle (SEA)
Layover in Seattle for 3h 53m
Sat Jul 13th 2024 Qatar Airways · QR 720 Depart at 4:30pm from Seattle (SEA) Fly for 14h 20m Arrive at 4:50pm in Doha (DOH)
Layover in Doha for 8h 45m
Mon Jul 15th 2024 Qatar Airways · QR 247 Depart at 1:35am from Doha (DOH) Fly for 4h 20m Arrive at 5:55am in Istanbul (SAW)
Layover in Istanbul for 8h 40m
Mon Jul 15th 2024 British Airways · BA 603 Depart at 2:35pm from Istanbul (SAW) Fly for 4h 10m Arrive at 4:45pm in London (LHR)
Book Flight
USD 2706
6:00am - 6:25pm
Thu Jul 11th
52h 25m
Ontario (ONT) → London (LHR)
3 Stops
Thu Jul 11th 2024 Qatar Airways · QR 2987 Depart at 6:00am from Ontario (ONT) Fly for 2h 40m Arrive at 8:40am in Seattle (SEA)
Layover in Seattle for 7h 50m
Thu Jul 11th 2024 Qatar Airways · QR 720 Depart at 4:30pm from Seattle (SEA) Fly for 14h 20m Arrive at 4:50pm in Doha (DOH)
Layover in Doha for 8h 45m
Sat Jul 13th 2024 Qatar Airways · QR 247 Depart at 1:35am from Doha (DOH) Fly for 4h 20m Arrive at 5:55am in Istanbul (SAW)
Layover in Istanbul for 10h 20m
Sat Jul 13th 2024 British Airways · BA 603 Depart at 4:15pm from Istanbul (SAW) Fly for 4h 10m Arrive at 6:25pm in London (LHR)
Book Flight
USD 2712
6:00am - 6:40pm
Sun Jul 14th
52h 40m
Ontario (ONT) → London (LHR)
3 Stops
Sun Jul 14th 2024 Qatar Airways · QR 2987 Depart at 6:00am from Ontario (ONT) Fly for 2h 40m Arrive at 8:40am in Seattle (SEA)
Layover in Seattle for 7h 50m
Sun Jul 14th 2024 Qatar Airways · QR 720 Depart at 4:30pm from Seattle (SEA) Fly for 14h 20m Arrive at 4:50pm in Doha (DOH)
Layover in Doha for 15h 0m
Tue Jul 16th 2024 Qatar Airways · QR 241 Depart at 7:50am from Doha (DOH) Fly for 4h 20m Arrive at 12:10pm in Istanbul (SAW)
Layover in Istanbul for 4h 20m
Tue Jul 16th 2024 British Airways · BA 603 Depart at 4:30pm from Istanbul (SAW) Fly for 4h 10m Arrive at 6:40pm in London (LHR)
Book Flight
USD 2821
10:00am - 9:55pm
Tue Jul 16th
51h 55m
Ontario (ONT) → London (LHR)
3 Stops
Tue Jul 16th 2024 Qatar Airways · QR 2044 Depart at 10:00am from Ontario (ONT) Fly for 2h 37m Arrive at 12:37pm in Seattle (SEA)
Layover in Seattle for 3h 53m
Tue Jul 16th 2024 Qatar Airways · QR 720 Depart at 4:30pm from Seattle (SEA) Fly for 14h 20m Arrive at 4:50pm in Doha (DOH)
Layover in Doha for 14h 40m
Thu Jul 18th 2024 Qatar Airways · QR 239 Depart at 7:30am from Doha (DOH) Fly for 4h 15m Arrive at 11:45am in Istanbul (IST)
Layover in Istanbul for 8h 10m
Thu Jul 18th 2024 British Airways · BA 689 Depart at 7:55pm from Istanbul (IST) Fly for 4h 0m Arrive at 9:55pm in London (LHR)
Book Flight
USD 2859
10:00am - 4:50pm
Tue Jul 16th
46h 50m
Ontario (ONT) → London (LHR)
3 Stops
Tue Jul 16th 2024 Qatar Airways · QR 2044 Depart at 10:00am from Ontario (ONT) Fly for 2h 37m Arrive at 12:37pm in Seattle (SEA)
Layover in Seattle for 3h 53m
Tue Jul 16th 2024 Qatar Airways · QR 720 Depart at 4:30pm from Seattle (SEA) Fly for 14h 20m Arrive at 4:50pm in Doha (DOH)
Layover in Doha for 14h 40m
Thu Jul 18th 2024 Qatar Airways · QR 239 Depart at 7:30am from Doha (DOH) Fly for 4h 15m Arrive at 11:45am in Istanbul (IST)
Layover in Istanbul for 3h 10m
Thu Jul 18th 2024 Turkish Airlines · TK 1971 Depart at 2:55pm from Istanbul (IST) Fly for 3h 55m Arrive at 4:50pm in London (LHR)
Book Flight
USD 2860
10:00am - 4:00pm
Tue Jul 16th
46h 0m
Ontario (ONT) → London (LHR)
3 Stops
Tue Jul 16th 2024 Qatar Airways · QR 2044 Depart at 10:00am from Ontario (ONT) Fly for 2h 37m Arrive at 12:37pm in Seattle (SEA)
Layover in Seattle for 3h 53m
Tue Jul 16th 2024 Qatar Airways · QR 720 Depart at 4:30pm from Seattle (SEA) Fly for 14h 20m Arrive at 4:50pm in Doha (DOH)
Layover in Doha for 14h 40m
Thu Jul 18th 2024 Qatar Airways · QR 239 Depart at 7:30am from Doha (DOH) Fly for 4h 15m Arrive at 11:45am in Istanbul (IST)
Layover in Istanbul for 2h 5m
Thu Jul 18th 2024 Turkish Airlines · TK 1931 Depart at 1:50pm from Istanbul (IST) Fly for 4h 10m Arrive at 4:00pm in London (LHR)
Book Flight
USD 2915
10:00am - 7:10pm
Tue Jul 16th
49h 10m
Ontario (ONT) → London (LHR)
3 Stops
Tue Jul 16th 2024 Qatar Airways · QR 2044 Depart at 10:00am from Ontario (ONT) Fly for 2h 37m Arrive at 12:37pm in Seattle (SEA)
Layover in Seattle for 3h 53m
Tue Jul 16th 2024 Qatar Airways · QR 720 Depart at 4:30pm from Seattle (SEA) Fly for 14h 20m Arrive at 4:50pm in Doha (DOH)
Layover in Doha for 14h 40m
Thu Jul 18th 2024 Qatar Airways · QR 239 Depart at 7:30am from Doha (DOH) Fly for 4h 15m Arrive at 11:45am in Istanbul (IST)
Layover in Istanbul for 5h 25m
Thu Jul 18th 2024 British Airways · BA 677 Depart at 5:10pm from Istanbul (IST) Fly for 4h 0m Arrive at 7:10pm in London (LHR)
Book Flight

Sarah Belizaire

@sarahbb1

Have flexible travel plans or looking for alternative routes given the chaos? Check out all the connection possibilities via a super helpful site created by @ismaelyws flightlist.io thanks to @andy_travels for the recommendation #travel #flights

John.

@eyupitsjohn

There seem to be lots of sites launching at the moment that promise to find you cheap flights but not many have the professional finish of Flightlist by @ismaelyws #travel #flights

ANDY TRAVELS

@andy_travels

@ismaelyws Just tried out Flightlist for the first time. Really nice idea, well made, and just what I need at the moment 👍

Travel With Bender

@travelwitbender

Did you spot my recent article about how to score cheap one way flights? ✈️ FlightList is my new secret tool for discovering cheap routes, within a departure date range. Plus you can also search by country/region for departures & destinations. Powerful! 💪

Read Josh's Ultimate Guide To Find Cheap One Way Flights

One Way Flights from Ontario to London (ONT to LHR)

Sarah Belizaire

John.

ANDY TRAVELS

Travel With Bender

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