Cheap Flights from Incheon International Airport to St. Louis (STL) Find and Compare the Best Airline Deals | Skyticket

Departure Date

2025/10
Sun	Mon	Tue	Wed	Thu	Fri	Sat
			11,930	22,107	31,862	4Search
5Search	63,953	71,081	81,081	91,081	10Search	11Search
12Search	13Search	14Search	15Search	16Search	17Search	181,080
193,792	201,113	21Search	22Search	23Search	24Search	25Search
26Search	27Search	28Search	29Search	30Search	31Search

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2025/10
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Total Fares（Round-Trip/Economy）: USD /Per Person

* Displayed fare(s) may differ from the actual search result

Incheon－St. Louis Lambert Airport
October Lowest Airfares
USD1,080

The airfare displayed above is for Korean Air

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Incheon－St. Louis Lambert Airport
November Lowest Airfares
USD915

The airfare displayed above is for Delta Air Lines

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Incheon－St. Louis Lambert Airport
December Lowest Airfares
USD1,069

The airfare displayed above is for United Airlines

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Incheon－St. Louis Lambert Airport
January Lowest Airfares
USD1,754

The airfare displayed above is for Eva Air

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Incheon－St. Louis Lambert Airport
February Lowest Airfares
USD1,115

The airfare displayed above is for United Airlines

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Seoul－St. Louis
Estimated Flight Time
14 Hours 06 Minutes
Seoul－St. Louis
Number of Operating Airlines
19

Operating Airlines for Incheon－St. Louis Lambert Airport Route
Delta Air Lines

Korean Air

American Airlines

Air Canada

Air France

Alaska Airlines

Finnair

British Airways

Eva Air

Cathay Pacific

Emirates Airlines

Japan Airlines

Klm Royal Dutch Airlines

Lufthansa German Airlines

All Nippon Airways

Asiana Airlines

Qatar Airways

Turkish Airlines

United Airlines

Other Destinations from:Seoul

Incheon－Syracuse(Hancock)
USD1,377〜
Incheon－Tallahassee(TLH)
USD1,353〜
Incheon－Tampa(TPA)
USD533〜
Incheon－Tri-Cities (Tennessee)(Tri-Cities Regional)
USD1,698〜
Incheon－Tulsa(TUL)
USD733〜
Incheon－Tucson(TUS)
USD1,002〜
Incheon－Traverse City(Cherry Capital)
USD1,805〜
* Fares vary in accordance to seat availability
Other Departures to: St. Louis

Gimpo Airport－St. Louis(Lambert)
USD1,723〜
Gimhae Airport－St. Louis(Lambert)
USD1,644〜
Daegu Airport－St. Louis(Lambert)
USD2,638〜
Jeju Internaional Airport－St. Louis(Lambert)
USD2,110〜
Ulsan Airport－St. Louis(Lambert)
USD1,877〜
* Fares vary in accordance to seat availability