Flights to Southwest Illinois from Houston - ￥17,340

View ￥17,340 flight on Wed, Aug 27, 2025Opens in a new window

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Cheap Flights from Houston to Southwest Illinois (HOU-STL)

Prices were available within the past 7 days and start at ￥17,340 for one-way flights and ￥58,530 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Apr 25 - Mon, May 4
HOU
Houston
STL
St. Louis
￥58,530 Roundtrip, just found
￥58,530
Roundtrip
just found
Select American Airlines flight, departing Sat, Apr 25 from Houston to St. Louis, returning Mon, May 4, priced at ￥58,530 just found
Delta
Sat, Apr 25 - Mon, May 4
IAH
Houston
STL
St. Louis
￥58,530 Roundtrip, just found
￥58,530
Roundtrip
just found
Select Delta flight, departing Sat, Apr 25 from Houston to St. Louis, returning Mon, May 4, priced at ￥58,530 just found
American Airlines
Sat, Apr 25 - Mon, May 4
IAH
Houston
STL
St. Louis
￥58,530 Roundtrip, just found
￥58,530
Roundtrip
just found
Select American Airlines flight, departing Sat, Apr 25 from Houston to St. Louis, returning Mon, May 4, priced at ￥58,530 just found
Delta
Sat, Apr 25 - Mon, May 4
IAH
Houston
STL
St. Louis
￥60,250 Roundtrip, just found
￥60,250
Roundtrip
just found
Select Delta flight, departing Sat, Apr 25 from Houston to St. Louis, returning Mon, May 4, priced at ￥60,250 just found
American Airlines
Sat, Apr 25 - Mon, May 4
IAH
Houston
STL
St. Louis
￥60,890 Roundtrip, just found
￥60,890
Roundtrip
just found
Select American Airlines flight, departing Sat, Apr 25 from Houston to St. Louis, returning Mon, May 4, priced at ￥60,890 just found
United
Sat, Apr 25 - Mon, May 4
IAH
Houston
STL
St. Louis
￥66,050 Roundtrip, just found
￥66,050
Roundtrip
just found
Select United flight, departing Sat, Apr 25 from Houston to St. Louis, returning Mon, May 4, priced at ￥66,050 just found
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