Flights to Southwest Illinois from Osaka - ￥81,590

View ￥81,590 flight on Tue, Sep 2, 2025Opens in a new window

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Cheap Flights from Osaka to Southwest Illinois (OSA-STL)

Prices were available within the past 7 days and start at ￥81,590 for one-way flights and ￥147,280 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Jul 30 - Mon, Aug 4
KIX
Osaka
STL
St. Louis
￥147,280 Roundtrip, found 1 day ago
￥147,280
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Jul 30 from Osaka to St. Louis, returning Mon, Aug 4, priced at ￥147,280 found 1 day ago
Asiana Airlines
Fri, Nov 14 - Sat, Nov 22
KIX
Osaka
STL
St. Louis
￥147,720 Roundtrip, found 1 day ago
￥147,720
Roundtrip
found 1 day ago
Select Asiana Airlines flight, departing Fri, Nov 14 from Osaka to St. Louis, returning Sat, Nov 22, priced at ￥147,720 found 1 day ago
American Airlines
Mon, Oct 13 - Sun, Oct 19
ITM
Osaka
STL
St. Louis
￥149,940 Roundtrip, found 4 days ago
￥149,940
Roundtrip
found 4 days ago
Select American Airlines flight, departing Mon, Oct 13 from Osaka to St. Louis, returning Sun, Oct 19, priced at ￥149,940 found 4 days ago
Delta
Wed, Jul 30 - Mon, Aug 4
KIX
Osaka
STL
St. Louis
￥152,840 Roundtrip, found 1 day ago
￥152,840
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Jul 30 from Osaka to St. Louis, returning Mon, Aug 4, priced at ￥152,840 found 1 day ago
Japan Airlines
Sat, Nov 15 - Sat, Nov 22
KIX
Osaka
STL
St. Louis
￥157,260 Roundtrip, found 1 day ago
￥157,260
Roundtrip
found 1 day ago
Select Japan Airlines flight, departing Sat, Nov 15 from Osaka to St. Louis, returning Sat, Nov 22, priced at ￥157,260 found 1 day ago
United
Fri, Nov 14 - Sat, Nov 22
KIX
Osaka
STL
St. Louis
￥157,830 Roundtrip, found 1 day ago
￥157,830
Roundtrip
found 1 day ago
Select United flight, departing Fri, Nov 14 from Osaka to St. Louis, returning Sat, Nov 22, priced at ￥157,830 found 1 day ago
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