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

Departure Date

2025/6
Sun	Mon	Tue	Wed	Thu	Fri	Sat
11,509	2Search	31,458	4Search	51,624	6Search	7Search
81,681	9Search	101,380	11Search	12Search	131,532	14Search
15Search	161,388	17Search	18Search	19Search	20Search	21Search
22Search	231,241	24Search	25Search	26Search	27Search	281,729
291,522	301,405

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2025/6
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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
June Lowest Airfares
USD1,241

The airfare displayed above is for Asiana Airlines

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Incheon－St. Louis Lambert Airport
July Lowest Airfares
USD1,298

The airfare displayed above is for Asiana Airlines

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Incheon－St. Louis Lambert Airport
August Lowest Airfares
USD1,459

The airfare displayed above is for United Airlines

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Incheon－St. Louis Lambert Airport
September Lowest Airfares
USD909

The airfare displayed above is for Delta Air Lines

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Incheon－St. Louis Lambert Airport
October Lowest Airfares
USD1,072

The airfare displayed above is for Korean Air

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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)
USD1,367〜
Incheon－Tallahassee(TLH)
USD1,343〜
Incheon－Tampa(TPA)
USD533〜
Incheon－Tri-Cities (Tennessee)(Tri-Cities Regional)
USD1,686〜
Incheon－Tulsa(TUL)
USD826〜
Incheon－Tucson(TUS)
USD995〜
Incheon－Traverse City(Cherry Capital)
USD1,792〜
* Fares vary in accordance to seat availability
Other Departures to: St. Louis

Gimpo Airport－St. Louis(Lambert)
USD1,711〜
Gimhae Airport－St. Louis(Lambert)
USD1,577〜
Daegu Airport－St. Louis(Lambert)
USD2,619〜
Jeju Internaional Airport－St. Louis(Lambert)
USD2,095〜
Ulsan Airport－St. Louis(Lambert)
USD1,864〜
* Fares vary in accordance to seat availability