Flights to Southern Illinois from Seoul - ￥78,990

View ￥78,990 flight on Fri, Oct 10, 2025Opens in a new window

Popular airlines from Seoul to Southern Illinois

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Cheap Flights from Seoul to Southern Illinois (SEL-STL)

Prices were available within the past 7 days and start at ￥78,990 for one-way flights and ￥96,290 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Apr 8 - Wed, Apr 15
ICN
Seoul
STL
St. Louis
￥96,290 Roundtrip, just found
￥96,290
Roundtrip
just found
Select United flight, departing Wed, Apr 8 from Seoul to St. Louis, returning Wed, Apr 15, priced at ￥96,290 just found
American Airlines
Mon, Apr 20 - Mon, Apr 27
ICN
Seoul
STL
St. Louis
￥99,150 Roundtrip, just found
￥99,150
Roundtrip
just found
Select American Airlines flight, departing Mon, Apr 20 from Seoul to St. Louis, returning Mon, Apr 27, priced at ￥99,150 just found
American Airlines
Fri, Oct 10 - Sat, Oct 25
ICN
Seoul
STL
St. Louis
￥99,250 Roundtrip, found 1 day ago
￥99,250
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Oct 10 from Seoul to St. Louis, returning Sat, Oct 25, priced at ￥99,250 found 1 day ago
Delta
Fri, Oct 10 - Sat, Oct 25
ICN
Seoul
STL
St. Louis
￥99,770 Roundtrip, found 1 day ago
￥99,770
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Oct 10 from Seoul to St. Louis, returning Sat, Oct 25, priced at ￥99,770 found 1 day ago
Korean Air
Mon, Apr 20 - Mon, Apr 27
ICN
Seoul
STL
St. Louis
￥104,290 Roundtrip, just found
￥104,290
Roundtrip
just found
Select Korean Air flight, departing Mon, Apr 20 from Seoul to St. Louis, returning Mon, Apr 27, priced at ￥104,290 just found
Asiana Airlines
Wed, Apr 8 - Wed, Apr 15
ICN
Seoul
STL
St. Louis
￥104,990 Roundtrip, just found
￥104,990
Roundtrip
just found
Select Asiana Airlines flight, departing Wed, Apr 8 from Seoul to St. Louis, returning Wed, Apr 15, priced at ￥104,990 just found
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