Flights to Southern Illinois from Omaha - $89

View $89 flight on Wed, Aug 20, 2025Opens in a new window

Popular airlines from Omaha to Southern Illinois

  • American Airlines

    American Airlines

  • United

    United

  • Southwest Airlines

    Southwest Airlines

  • Delta

    Delta

  • Frontier Airlines

    Frontier Airlines

  • JetBlue Airways

    JetBlue Airways

  • Alaska Airlines

    Alaska Airlines

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Cheap Flights from Omaha to Southern Illinois (OMA-STL)

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

Southwest Airlines
Tue, Aug 19 - Sat, Aug 23
OMA
Omaha
STL
St. Louis
$177 Roundtrip, found 7 hours ago
$177
Roundtrip
found 7 hours ago
Select Southwest Airlines flight, departing Tue, Aug 19 from Omaha to St. Louis, returning Sat, Aug 23, priced at $177 found 7 hours ago
American Airlines
Tue, Aug 19 - Sat, Aug 23
OMA
Omaha
STL
St. Louis
$182 Roundtrip, found 7 hours ago
$182
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Tue, Aug 19 from Omaha to St. Louis, returning Sat, Aug 23, priced at $182 found 7 hours ago
United
Thu, Aug 21 - Sat, Aug 23
OMA
Omaha
STL
St. Louis
$187 Roundtrip, found 1 day ago
$187
Roundtrip
found 1 day ago
Select United flight, departing Thu, Aug 21 from Omaha to St. Louis, returning Sat, Aug 23, priced at $187 found 1 day ago
Delta
Tue, Sep 30 - Tue, Oct 21
OMA
Omaha
STL
St. Louis
$187 Roundtrip, found 17 hours ago
$187
Roundtrip
found 17 hours ago
Select Delta flight, departing Tue, Sep 30 from Omaha to St. Louis, returning Tue, Oct 21, priced at $187 found 17 hours ago
American Airlines
Tue, Aug 19 - Sat, Aug 23
OMA
Omaha
STL
St. Louis
$187 Roundtrip, found 7 hours ago
$187
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Tue, Aug 19 from Omaha to St. Louis, returning Sat, Aug 23, priced at $187 found 7 hours ago
Frontier Airlines
Tue, Jul 29 - Wed, Aug 6
OMA
Omaha
STL
St. Louis
$188 Roundtrip, found 1 day ago
$188
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Tue, Jul 29 from Omaha to St. Louis, returning Wed, Aug 6, priced at $188 found 1 day ago

Alternative airports

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Lambert-St. Louis Intl. STL. Cheapest option available. Flights from $391
STL
Lambert-St. Louis Intl.
Cheapest
Flights from $391
Select flight to Cape Girardeau Municipal CGI. Flights from $487
CGI
Cape Girardeau Municipal
Flights from $487
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