Cheap flights from Houston to Central Illinois from CA $89

View CA $89 flight on Thu, Aug. 21, 2025Opens in a new window

Popular airlines from Houston to Central Illinois

  • Air Canada

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  • WestJet

    WestJet

  • Flair Airlines

    Flair Airlines

  • American Airlines

    American Airlines

  • United

    United

  • Delta

    Delta

  • Porter Airlines

    Porter Airlines

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Cheap flights from Houston (HOU) to Central Illinois (STL)

Prices were available within the past 7 days and start at CA $89 for one-way flights and CA $177 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Thu, Aug. 21 - Mon, Aug. 25
IAH
Houston
STL
St. Louis
CA $177 Roundtrip, found 4 days ago
CA $177
Roundtrip
found 4 days ago
Select Spirit Airlines flight, departing Thu, Aug. 21 from Houston to St. Louis, returning Mon, Aug. 25, priced at CA $177 found 4 days ago
American Airlines
Thu, Aug. 21 - Mon, Aug. 25
IAH
Houston
STL
St. Louis
CA $325 Roundtrip, found 4 days ago
CA $325
Roundtrip
found 4 days ago
Select American Airlines flight, departing Thu, Aug. 21 from Houston to St. Louis, returning Mon, Aug. 25, priced at CA $325 found 4 days ago
Delta
Thu, Aug. 21 - Mon, Aug. 25
IAH
Houston
STL
St. Louis
CA $325 Roundtrip, found 4 days ago
CA $325
Roundtrip
found 4 days ago
Select Delta flight, departing Thu, Aug. 21 from Houston to St. Louis, returning Mon, Aug. 25, priced at CA $325 found 4 days ago
American Airlines
Thu, Aug. 21 - Mon, Aug. 25
IAH
Houston
STL
St. Louis
CA $326 Roundtrip, found 4 days ago
CA $326
Roundtrip
found 4 days ago
Select American Airlines flight, departing Thu, Aug. 21 from Houston to St. Louis, returning Mon, Aug. 25, priced at CA $326 found 4 days ago
American Airlines
Thu, Aug. 21 - Mon, Aug. 25
IAH
Houston
STL
St. Louis
CA $373 Roundtrip, found 4 days ago
CA $373
Roundtrip
found 4 days ago
Select American Airlines flight, departing Thu, Aug. 21 from Houston to St. Louis, returning Mon, Aug. 25, priced at CA $373 found 4 days ago
Alaska Airlines
Thu, Aug. 21 - Mon, Aug. 25
IAH
Houston
STL
St. Louis
CA $448 Roundtrip, found 4 days ago
CA $448
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, Aug. 21 from Houston to St. Louis, returning Mon, Aug. 25, priced at CA $448 found 4 days ago
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