Cheap Flights from St. Louis to South Korea (STL to KR)

Sun May 25th 2025 Frontier Airlines · F9 2017 Depart at 9:49pm from St. Louis (STL) Fly for 3h 39m Arrive at 11:28pm in Las Vegas (LAS)

Mon May 26th 2025 WestJet · WS 1399 Depart at 8:00am from Las Vegas (LAS) Fly for 2h 50m Arrive at 11:50am in Calgary (YYC)

Mon May 26th 2025 WestJet · WS 86 Depart at 3:55pm from Calgary (YYC) Fly for 11h 50m Arrive at 6:45pm in Seoul (ICN)

Thu May 8th 2025 Frontier Airlines · F9 2017 Depart at 9:55pm from St. Louis (STL) Fly for 3h 46m Arrive at 11:41pm in Las Vegas (LAS)

Fri May 9th 2025 WestJet · WS 1399 Depart at 8:00am from Las Vegas (LAS) Fly for 2h 50m Arrive at 11:50am in Calgary (YYC)

Fri May 9th 2025 WestJet · WS 86 Depart at 3:55pm from Calgary (YYC) Fly for 11h 50m Arrive at 6:45pm in Seoul (ICN)

Thu May 15th 2025 Frontier Airlines · F9 2017 Depart at 9:55pm from St. Louis (STL) Fly for 3h 46m Arrive at 11:41pm in Las Vegas (LAS)

Fri May 16th 2025 Flair Airlines · F8 1513 Depart at 9:40am from Las Vegas (LAS) Fly for 2h 55m Arrive at 1:35pm in Calgary (YYC)

Fri May 16th 2025 WestJet · WS 86 Depart at 3:55pm from Calgary (YYC) Fly for 11h 50m Arrive at 6:45pm in Seoul (ICN)

Sat May 24th 2025 Frontier Airlines · F9 2017 Depart at 9:49pm from St. Louis (STL) Fly for 3h 39m Arrive at 11:28pm in Las Vegas (LAS)

Sun May 25th 2025 Flair Airlines · F8 1513 Depart at 9:40am from Las Vegas (LAS) Fly for 2h 55m Arrive at 1:35pm in Calgary (YYC)

Sun May 25th 2025 WestJet · WS 86 Depart at 3:55pm from Calgary (YYC) Fly for 11h 50m Arrive at 6:45pm in Seoul (ICN)

Thu May 8th 2025 Frontier Airlines · F9 2017 Depart at 9:55pm from St. Louis (STL) Fly for 3h 46m Arrive at 11:41pm in Las Vegas (LAS)

Fri May 9th 2025 Frontier Airlines · F9 3291 Depart at 7:16am from Las Vegas (LAS) Fly for 1h 18m Arrive at 8:34am in Los Angeles (LAX)

Fri May 9th 2025 Asiana Airlines · OZ 201 Depart at 12:10pm from Los Angeles (LAX) Fly for 13h 25m Arrive at 5:35pm in Seoul (ICN)

Wed May 7th 2025 Air Canada · AC 8970 Depart at 9:15am from St. Louis (STL) Fly for 2h 0m Arrive at 12:15pm in Toronto (YYZ)

Wed May 7th 2025 Air Canada · AC 61 Depart at 1:40pm from Toronto (YYZ) Fly for 14h 50m Arrive at 5:30pm in Seoul (ICN)

Wed May 7th 2025 Air Canada · AC 1382 Depart at 4:05pm from St. Louis (STL) Fly for 1h 55m Arrive at 7:00pm in Toronto (YYZ)

Thu May 8th 2025 Air Canada · AC 61 Depart at 1:40pm from Toronto (YYZ) Fly for 14h 50m Arrive at 5:30pm in Seoul (ICN)

Wed May 7th 2025 United Airlines · UA 246 Depart at 7:00am from St. Louis (STL) Fly for 4h 30m Arrive at 9:30am in San Francisco (SFO)

Wed May 7th 2025 United Airlines · UA 893 Depart at 10:30am from San Francisco (SFO) Fly for 12h 30m Arrive at 3:00pm in Seoul (ICN)

Mon May 12th 2025 United Airlines · UA 246 Depart at 7:00am from St. Louis (STL) Fly for 4h 30m Arrive at 9:30am in San Francisco (SFO)

Mon May 12th 2025 United Airlines · UA 893 Depart at 10:30am from San Francisco (SFO) Fly for 12h 30m Arrive at 3:00pm in Seoul (ICN)

Thu May 8th 2025 United Airlines · UA 246 Depart at 7:00am from St. Louis (STL) Fly for 4h 30m Arrive at 9:30am in San Francisco (SFO)

Thu May 8th 2025 United Airlines · UA 893 Depart at 10:30am from San Francisco (SFO) Fly for 12h 30m Arrive at 3:00pm in Seoul (ICN)

Wed May 7th 2025 United Airlines · UA 5605 Depart at 5:20am from St. Louis (STL) Fly for 2h 39m Arrive at 6:59am in Denver (DEN)

Wed May 7th 2025 United Airlines · UA 2391 Depart at 7:45am from Denver (DEN) Fly for 2h 51m Arrive at 9:36am in San Francisco (SFO)

Wed May 7th 2025 United Airlines · UA 893 Depart at 10:30am from San Francisco (SFO) Fly for 12h 30m Arrive at 3:00pm in Seoul (ICN)

Wed May 7th 2025 United Airlines · UA 1315 Depart at 5:54pm from St. Louis (STL) Fly for 4h 28m Arrive at 8:22pm in San Francisco (SFO)

Wed May 7th 2025 United Airlines · UA 805 Depart at 11:40pm from San Francisco (SFO) Fly for 12h 40m Arrive at 4:20am in Seoul (ICN)

Wed May 7th 2025 United Airlines · UA 1761 Depart at 3:43pm from St. Louis (STL) Fly for 1h 21m Arrive at 5:04pm in Chicago (ORD)

Wed May 7th 2025 United Airlines · UA 1032 Depart at 6:25pm from Chicago (ORD) Fly for 5h 0m Arrive at 9:25pm in San Francisco (SFO)

Wed May 7th 2025 United Airlines · UA 805 Depart at 11:40pm from San Francisco (SFO) Fly for 12h 40m Arrive at 4:20am in Seoul (ICN)

Mon May 12th 2025 Turkish Airlines · TK 9564 Depart at 3:43pm from St. Louis (STL) Fly for 1h 21m Arrive at 5:04pm in Chicago (ORD)

Mon May 12th 2025 Turkish Airlines · TK 6 Depart at 7:50pm from Chicago (ORD) Fly for 10h 50m Arrive at 2:40pm in Istanbul (IST)

Tue May 13th 2025 Turkish Airlines · TK 20 Depart at 3:50pm from Istanbul (IST) Fly for 10h 0m Arrive at 7:50am in Seoul (ICN)

Wed May 7th 2025 Lufthansa · LH 449 Depart at 3:30pm from St. Louis (STL) Fly for 8h 55m Arrive at 7:25am in Frankfurt (FRA)

Thu May 8th 2025 Lufthansa · LH 1336 Depart at 9:15am from Frankfurt (FRA) Fly for 1h 35m Arrive at 10:50am in Budapest (BUD)

Thu May 8th 2025 LOT Polish Airlines · LO 2001 Depart at 3:45pm from Budapest (BUD) Fly for 10h 45m Arrive at 9:30am in Seoul (ICN)

Wed May 14th 2025 Lufthansa · LH 449 Depart at 3:30pm from St. Louis (STL) Fly for 8h 55m Arrive at 7:25am in Frankfurt (FRA)

Thu May 15th 2025 Lufthansa · LH 1336 Depart at 9:15am from Frankfurt (FRA) Fly for 1h 35m Arrive at 10:50am in Budapest (BUD)

Thu May 15th 2025 LOT Polish Airlines · LO 2001 Depart at 3:45pm from Budapest (BUD) Fly for 10h 45m Arrive at 9:30am in Seoul (ICN)

Sun May 18th 2025 Lufthansa · LH 449 Depart at 3:30pm from St. Louis (STL) Fly for 8h 55m Arrive at 7:25am in Frankfurt (FRA)

Mon May 19th 2025 Lufthansa · LH 1336 Depart at 8:55am from Frankfurt (FRA) Fly for 1h 35m Arrive at 10:30am in Budapest (BUD)

Mon May 19th 2025 LOT Polish Airlines · LO 2001 Depart at 3:45pm from Budapest (BUD) Fly for 10h 45m Arrive at 9:30am in Seoul (ICN)

Wed May 7th 2025 Korean Air · KE 3830 Depart at 10:24am from St. Louis (STL) Fly for 1h 35m Arrive at 11:59am in Minneapolis (MSP)

Wed May 7th 2025 Korean Air · KE 5034 Depart at 1:35pm from Minneapolis (MSP) Fly for 13h 45m Arrive at 5:20pm in Seoul (ICN)

Wed May 7th 2025 Korean Air · KE 7036 Depart at 7:20am from St. Louis (STL) Fly for 1h 38m Arrive at 9:58am in Atlanta (ATL)

Wed May 7th 2025 Korean Air · KE 36 Depart at 12:30pm from Atlanta (ATL) Fly for 15h 20m Arrive at 4:50pm in Seoul (ICN)

Wed May 7th 2025 Finnair · AY 4120 Depart at 6:23pm from St. Louis (STL) Fly for 1h 17m Arrive at 7:40pm in Chicago (ORD)

Wed May 7th 2025 Finnair · AY 10 Depart at 9:30pm from Chicago (ORD) Fly for 8h 45m Arrive at 2:15pm in Helsinki (HEL)

Thu May 8th 2025 Finnair · AY 41 Depart at 5:30pm from Helsinki (HEL) Fly for 11h 50m Arrive at 11:20am in Seoul (ICN)

Wed May 7th 2025 Finnair · AY 4216 Depart at 4:13pm from St. Louis (STL) Fly for 1h 57m Arrive at 6:10pm in Dallas (DFW)

Wed May 7th 2025 Finnair · AY 22 Depart at 9:05pm from Dallas (DFW) Fly for 9h 55m Arrive at 3:00pm in Helsinki (HEL)

Thu May 8th 2025 Finnair · AY 41 Depart at 5:30pm from Helsinki (HEL) Fly for 11h 50m Arrive at 11:20am in Seoul (ICN)

Wed May 7th 2025 Finnair · AY 5718 Depart at 1:58pm from St. Louis (STL) Fly for 1h 57m Arrive at 3:55pm in Dallas (DFW)

Wed May 7th 2025 Finnair · AY 20 Depart at 4:50pm from Dallas (DFW) Fly for 9h 55m Arrive at 10:45am in Helsinki (HEL)

Thu May 8th 2025 Finnair · AY 41 Depart at 5:30pm from Helsinki (HEL) Fly for 11h 50m Arrive at 11:20am in Seoul (ICN)

Mon May 19th 2025 Finnair · AY 5718 Depart at 1:58pm from St. Louis (STL) Fly for 1h 57m Arrive at 3:55pm in Dallas (DFW)

Mon May 19th 2025 Finnair · AY 20 Depart at 4:50pm from Dallas (DFW) Fly for 9h 55m Arrive at 10:45am in Helsinki (HEL)

Tue May 20th 2025 Finnair · AY 41 Depart at 5:30pm from Helsinki (HEL) Fly for 11h 50m Arrive at 11:20am in Seoul (ICN)

Sun May 11th 2025 Lufthansa · LH 449 Depart at 3:30pm from St. Louis (STL) Fly for 8h 55m Arrive at 7:25am in Frankfurt (FRA)

Mon May 12th 2025 Lufthansa · LH 1336 Depart at 8:55am from Frankfurt (FRA) Fly for 1h 35m Arrive at 10:30am in Budapest (BUD)

Mon May 12th 2025 LOT Polish Airlines · LO 2001 Depart at 3:45pm from Budapest (BUD) Fly for 10h 45m Arrive at 9:30am in Seoul (ICN)

Mon May 19th 2025 Korean Air · KE 3830 Depart at 10:24am from St. Louis (STL) Fly for 1h 35m Arrive at 11:59am in Minneapolis (MSP)

Mon May 19th 2025 Korean Air · KE 5034 Depart at 1:35pm from Minneapolis (MSP) Fly for 13h 45m Arrive at 5:20pm in Seoul (ICN)

Tue May 20th 2025 Korean Air · KE 3830 Depart at 10:24am from St. Louis (STL) Fly for 1h 35m Arrive at 11:59am in Minneapolis (MSP)

Tue May 20th 2025 Korean Air · KE 5034 Depart at 1:35pm from Minneapolis (MSP) Fly for 13h 45m Arrive at 5:20pm in Seoul (ICN)

Thu May 22nd 2025 Korean Air · KE 3830 Depart at 10:24am from St. Louis (STL) Fly for 1h 35m Arrive at 11:59am in Minneapolis (MSP)

Thu May 22nd 2025 Korean Air · KE 5034 Depart at 1:35pm from Minneapolis (MSP) Fly for 13h 45m Arrive at 5:20pm in Seoul (ICN)

Tue May 13th 2025 Finnair · AY 5718 Depart at 1:58pm from St. Louis (STL) Fly for 1h 57m Arrive at 3:55pm in Dallas (DFW)

Tue May 13th 2025 Finnair · AY 20 Depart at 4:50pm from Dallas (DFW) Fly for 9h 55m Arrive at 10:45am in Helsinki (HEL)

Wed May 14th 2025 Finnair · AY 41 Depart at 5:30pm from Helsinki (HEL) Fly for 11h 50m Arrive at 11:20am in Seoul (ICN)

Tue May 20th 2025 Finnair · AY 5718 Depart at 1:58pm from St. Louis (STL) Fly for 1h 57m Arrive at 3:55pm in Dallas (DFW)

Tue May 20th 2025 Finnair · AY 20 Depart at 4:50pm from Dallas (DFW) Fly for 9h 55m Arrive at 10:45am in Helsinki (HEL)

Wed May 21st 2025 Finnair · AY 41 Depart at 5:30pm from Helsinki (HEL) Fly for 11h 50m Arrive at 11:20am in Seoul (ICN)

Fri May 23rd 2025 Korean Air · KE 3830 Depart at 10:24am from St. Louis (STL) Fly for 1h 35m Arrive at 11:59am in Minneapolis (MSP)

Fri May 23rd 2025 Korean Air · KE 5034 Depart at 1:35pm from Minneapolis (MSP) Fly for 13h 45m Arrive at 5:20pm in Seoul (ICN)

Wed May 21st 2025 Korean Air · KE 3830 Depart at 10:24am from St. Louis (STL) Fly for 1h 35m Arrive at 11:59am in Minneapolis (MSP)

Wed May 21st 2025 Korean Air · KE 5034 Depart at 1:35pm from Minneapolis (MSP) Fly for 13h 45m Arrive at 5:20pm in Seoul (ICN)

Sun May 25th 2025 Korean Air · KE 3830 Depart at 10:24am from St. Louis (STL) Fly for 1h 35m Arrive at 11:59am in Minneapolis (MSP)

Sun May 25th 2025 Korean Air · KE 5034 Depart at 1:35pm from Minneapolis (MSP) Fly for 13h 45m Arrive at 5:20pm in Seoul (ICN)

Sun May 25th 2025 Finnair · AY 5718 Depart at 1:58pm from St. Louis (STL) Fly for 1h 57m Arrive at 3:55pm in Dallas (DFW)

Sun May 25th 2025 Finnair · AY 20 Depart at 4:50pm from Dallas (DFW) Fly for 9h 55m Arrive at 10:45am in Helsinki (HEL)

Mon May 26th 2025 Finnair · AY 41 Depart at 5:30pm from Helsinki (HEL) Fly for 11h 50m Arrive at 11:20am in Seoul (ICN)

Wed May 7th 2025 Qatar Airways · QR 8550 Depart at 11:27am from St. Louis (STL) Fly for 1h 18m Arrive at 12:45pm in Chicago (ORD)

Wed May 7th 2025 Qatar Airways · QR 726 Depart at 7:40pm from Chicago (ORD) Fly for 13h 5m Arrive at 4:45pm in Doha (DOH)

Thu May 8th 2025 Qatar Airways · QR 862 Depart at 7:00pm from Doha (DOH) Fly for 8h 55m Arrive at 9:55am in Seoul (ICN)

Wed May 7th 2025 Qatar Airways · QR 8666 Depart at 9:58am from St. Louis (STL) Fly for 1h 17m Arrive at 11:15am in Chicago (ORD)

Wed May 7th 2025 Qatar Airways · QR 726 Depart at 7:40pm from Chicago (ORD) Fly for 13h 5m Arrive at 4:45pm in Doha (DOH)

Thu May 8th 2025 Qatar Airways · QR 862 Depart at 7:00pm from Doha (DOH) Fly for 8h 55m Arrive at 9:55am in Seoul (ICN)

Wed May 7th 2025 Qatar Airways · QR 8550 Depart at 11:27am from St. Louis (STL) Fly for 1h 18m Arrive at 12:45pm in Chicago (ORD)

Wed May 7th 2025 Qatar Airways · QR 726 Depart at 7:40pm from Chicago (ORD) Fly for 13h 5m Arrive at 4:45pm in Doha (DOH)

Fri May 9th 2025 Qatar Airways · QR 858 Depart at 2:40am from Doha (DOH) Fly for 8h 55m Arrive at 5:35pm in Seoul (ICN)

Wed May 7th 2025 Qatar Airways · QR 8666 Depart at 9:58am from St. Louis (STL) Fly for 1h 17m Arrive at 11:15am in Chicago (ORD)

Wed May 7th 2025 Qatar Airways · QR 726 Depart at 7:40pm from Chicago (ORD) Fly for 13h 5m Arrive at 4:45pm in Doha (DOH)

Fri May 9th 2025 Qatar Airways · QR 858 Depart at 2:40am from Doha (DOH) Fly for 8h 55m Arrive at 5:35pm in Seoul (ICN)

Wed May 21st 2025 Finnair · AY 4216 Depart at 4:13pm from St. Louis (STL) Fly for 1h 57m Arrive at 6:10pm in Dallas (DFW)

Wed May 21st 2025 Finnair · AY 22 Depart at 9:05pm from Dallas (DFW) Fly for 9h 55m Arrive at 3:00pm in Helsinki (HEL)

Thu May 22nd 2025 Finnair · AY 41 Depart at 5:30pm from Helsinki (HEL) Fly for 11h 50m Arrive at 11:20am in Seoul (ICN)

Wed May 7th 2025 Qatar Airways · QR 2586 Depart at 2:57pm from St. Louis (STL) Fly for 1h 18m Arrive at 4:15pm in Chicago (ORD)

Wed May 7th 2025 Qatar Airways · QR 726 Depart at 7:40pm from Chicago (ORD) Fly for 13h 5m Arrive at 4:45pm in Doha (DOH)

Thu May 8th 2025 Qatar Airways · QR 862 Depart at 7:00pm from Doha (DOH) Fly for 8h 55m Arrive at 9:55am in Seoul (ICN)

Wed May 7th 2025 Qatar Airways · QR 8581 Depart at 7:55pm from St. Louis (STL) Fly for 1h 55m Arrive at 9:50pm in Dallas (DFW)

Wed May 7th 2025 Qatar Airways · QR 732 Depart at 10:55pm from Dallas (DFW) Fly for 14h 25m Arrive at 9:20pm in Doha (DOH)

Fri May 9th 2025 Qatar Airways · QR 858 Depart at 2:40am from Doha (DOH) Fly for 8h 55m Arrive at 5:35pm in Seoul (ICN)

Wed May 7th 2025 Qatar Airways · QR 9570 Depart at 10:30am from St. Louis (STL) Fly for 2h 49m Arrive at 2:19pm in Boston (BOS)

Wed May 7th 2025 Qatar Airways · QR 744 Depart at 10:00pm from Boston (BOS) Fly for 11h 45m Arrive at 4:45pm in Doha (DOH)

Thu May 8th 2025 Qatar Airways · QR 862 Depart at 7:00pm from Doha (DOH) Fly for 8h 55m Arrive at 9:55am in Seoul (ICN)

Wed May 7th 2025 Qatar Airways · QR 9570 Depart at 10:30am from St. Louis (STL) Fly for 2h 49m Arrive at 2:19pm in Boston (BOS)

Wed May 7th 2025 Qatar Airways · QR 744 Depart at 10:00pm from Boston (BOS) Fly for 11h 45m Arrive at 4:45pm in Doha (DOH)

Fri May 9th 2025 Qatar Airways · QR 858 Depart at 2:40am from Doha (DOH) Fly for 8h 55m Arrive at 5:35pm in Seoul (ICN)

Wed May 7th 2025 Qatar Airways · QR 2921 Depart at 12:05pm from St. Louis (STL) Fly for 1h 55m Arrive at 2:00pm in Dallas (DFW)

Wed May 7th 2025 Qatar Airways · QR 730 Depart at 6:55pm from Dallas (DFW) Fly for 14h 25m Arrive at 5:20pm in Doha (DOH)

Thu May 8th 2025 Qatar Airways · QR 862 Depart at 7:00pm from Doha (DOH) Fly for 8h 55m Arrive at 9:55am in Seoul (ICN)

Wed May 7th 2025 Qatar Airways · QR 2339 Depart at 9:45am from St. Louis (STL) Fly for 1h 54m Arrive at 11:39am in Dallas (DFW)

Wed May 7th 2025 Qatar Airways · QR 730 Depart at 6:55pm from Dallas (DFW) Fly for 14h 25m Arrive at 5:20pm in Doha (DOH)

Thu May 8th 2025 Qatar Airways · QR 862 Depart at 7:00pm from Doha (DOH) Fly for 8h 55m Arrive at 9:55am in Seoul (ICN)

Wed May 7th 2025 Qatar Airways · QR 2921 Depart at 12:05pm from St. Louis (STL) Fly for 1h 55m Arrive at 2:00pm in Dallas (DFW)

Wed May 7th 2025 Qatar Airways · QR 730 Depart at 6:55pm from Dallas (DFW) Fly for 14h 25m Arrive at 5:20pm in Doha (DOH)

Fri May 9th 2025 Qatar Airways · QR 858 Depart at 2:40am from Doha (DOH) Fly for 8h 55m Arrive at 5:35pm in Seoul (ICN)

Wed May 7th 2025 Qatar Airways · QR 2921 Depart at 12:05pm from St. Louis (STL) Fly for 1h 55m Arrive at 2:00pm in Dallas (DFW)

Wed May 7th 2025 Qatar Airways · QR 732 Depart at 10:55pm from Dallas (DFW) Fly for 14h 25m Arrive at 9:20pm in Doha (DOH)

Fri May 9th 2025 Qatar Airways · QR 858 Depart at 2:40am from Doha (DOH) Fly for 8h 55m Arrive at 5:35pm in Seoul (ICN)

Wed May 7th 2025 Qatar Airways · QR 2339 Depart at 9:45am from St. Louis (STL) Fly for 1h 54m Arrive at 11:39am in Dallas (DFW)

Wed May 7th 2025 Qatar Airways · QR 730 Depart at 6:55pm from Dallas (DFW) Fly for 14h 25m Arrive at 5:20pm in Doha (DOH)

Fri May 9th 2025 Qatar Airways · QR 858 Depart at 2:40am from Doha (DOH) Fly for 8h 55m Arrive at 5:35pm in Seoul (ICN)

Wed May 7th 2025 Qatar Airways · QR 2923 Depart at 5:34am from St. Louis (STL) Fly for 2h 46m Arrive at 9:20am in Miami (MIA)

Wed May 7th 2025 Qatar Airways · QR 778 Depart at 7:40pm from Miami (MIA) Fly for 13h 55m Arrive at 4:35pm in Doha (DOH)

Thu May 8th 2025 Qatar Airways · QR 862 Depart at 7:00pm from Doha (DOH) Fly for 8h 55m Arrive at 9:55am in Seoul (ICN)

Wed May 7th 2025 Qatar Airways · QR 2923 Depart at 5:34am from St. Louis (STL) Fly for 2h 46m Arrive at 9:20am in Miami (MIA)

Wed May 7th 2025 Qatar Airways · QR 778 Depart at 7:40pm from Miami (MIA) Fly for 13h 55m Arrive at 4:35pm in Doha (DOH)

Fri May 9th 2025 Qatar Airways · QR 858 Depart at 2:40am from Doha (DOH) Fly for 8h 55m Arrive at 5:35pm in Seoul (ICN)