Cheap Flights To St. Louis 2025

St. Louis Flights as Low as $154

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Fri, Sep 5 - Thu, Sep 11
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$154 Roundtrip, found 9 hours ago
$154
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Fri, Sep 5 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Thu, Sep 11, priced at $154 found 9 hours ago
Frontier Airlines
Sun, Nov 2 - Wed, Nov 5
SMF
Sacramento Intl.
STL
Lambert-St. Louis Intl.
$162 Roundtrip, found 14 hours ago
$162
Roundtrip
found 14 hours ago
Select Frontier Airlines flight, departing Sun, Nov 2 from Sacramento Intl. to Lambert-St. Louis Intl., returning Wed, Nov 5, priced at $162 found 14 hours ago
Frontier Airlines
Thu, Oct 16 - Thu, Oct 30
SMF
Sacramento Intl.
STL
Lambert-St. Louis Intl.
$176 Roundtrip, found 2 days ago
$176
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Thu, Oct 16 from Sacramento Intl. to Lambert-St. Louis Intl., returning Thu, Oct 30, priced at $176 found 2 days ago
Frontier Airlines
Thu, Sep 4 - Mon, Sep 8
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$182 Roundtrip, found 9 hours ago
$182
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Thu, Sep 4 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Mon, Sep 8, priced at $182 found 9 hours ago
Frontier Airlines
Thu, Sep 4 - Sun, Sep 7
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$184 Roundtrip, found 9 hours ago
$184
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Thu, Sep 4 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Sun, Sep 7, priced at $184 found 9 hours ago
Frontier Airlines
Sun, Aug 31 - Thu, Sep 4
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$185 Roundtrip, found 1 day ago
$185
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sun, Aug 31 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Thu, Sep 4, priced at $185 found 1 day ago
Frontier Airlines
Thu, Sep 4 - Wed, Sep 10
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$192 Roundtrip, found 9 hours ago
$192
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Thu, Sep 4 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Wed, Sep 10, priced at $192 found 9 hours ago
Frontier Airlines
Sun, Nov 2 - Sat, Nov 8
SMF
Sacramento Intl.
STL
Lambert-St. Louis Intl.
$197 Roundtrip, found 14 hours ago
$197
Roundtrip
found 14 hours ago
Select Frontier Airlines flight, departing Sun, Nov 2 from Sacramento Intl. to Lambert-St. Louis Intl., returning Sat, Nov 8, priced at $197 found 14 hours ago
Frontier Airlines
Thu, Sep 4 - Wed, Sep 10
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$198 Roundtrip, found 9 hours ago
$198
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Thu, Sep 4 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Wed, Sep 10, priced at $198 found 9 hours ago
Delta
Thu, Nov 27 - Wed, Dec 3
CLT
Charlotte-Douglas Intl.
STL
Lambert-St. Louis Intl.
$207 Roundtrip, found 1 day ago
$207
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Nov 27 from Charlotte-Douglas Intl. to Lambert-St. Louis Intl., returning Wed, Dec 3, priced at $207 found 1 day ago
Delta
Wed, Oct 8 - Tue, Oct 14
BDL
Bradley Intl.
STL
Lambert-St. Louis Intl.
$243 Roundtrip, found 1 day ago
$243
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Oct 8 from Bradley Intl. to Lambert-St. Louis Intl., returning Tue, Oct 14, priced at $243 found 1 day ago
Hawaiian Airlines
Wed, Oct 8 - Sat, Oct 25
SMF
Sacramento Intl.
STL
Lambert-St. Louis Intl.
$318 Roundtrip, found 2 days ago
$318
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Wed, Oct 8 from Sacramento Intl. to Lambert-St. Louis Intl., returning Sat, Oct 25, priced at $318 found 2 days ago
Alaska Airlines
Mon, Nov 3 - Tue, Nov 4
SMF
Sacramento Intl.
STL
Lambert-St. Louis Intl.
$340 Roundtrip, found 14 hours ago
$340
Roundtrip
found 14 hours ago
Select Alaska Airlines flight, departing Mon, Nov 3 from Sacramento Intl. to Lambert-St. Louis Intl., returning Tue, Nov 4, priced at $340 found 14 hours ago
American Airlines
Sat, Oct 11 - Thu, Oct 16
BDL
Bradley Intl.
STL
Lambert-St. Louis Intl.
$341 Roundtrip, found 1 day ago
$341
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Oct 11 from Bradley Intl. to Lambert-St. Louis Intl., returning Thu, Oct 16, priced at $341 found 1 day ago
United
Tue, Nov 4 - Thu, Nov 6
SMF
Sacramento Intl.
STL
Lambert-St. Louis Intl.
$352 Roundtrip, found 14 hours ago
$352
Roundtrip
found 14 hours ago
Select United flight, departing Tue, Nov 4 from Sacramento Intl. to Lambert-St. Louis Intl., returning Thu, Nov 6, priced at $352 found 14 hours ago
Spirit Airlines
Tue, Nov 25 - Sat, Nov 29
CLT
Charlotte-Douglas Intl.
STL
Lambert-St. Louis Intl.
$850 Roundtrip, found 1 day ago
$850
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Tue, Nov 25 from Charlotte-Douglas Intl. to Lambert-St. Louis Intl., returning Sat, Nov 29, priced at $850 found 1 day ago

Flights to St. Louis

No matter how much you fight the travel bug, sometimes there's only one solution—to hop on the next plane to St. Louis. AARP Travel Center Powered by Expedia® is here to help you cure that bug with great deals on flights and activities. With the best rates from Expedia combined with members-only discounts, AARP Travel offers members the best price in travel, guaranteed.

As an AARP member, you'll get exclusive rates on:

  • Hotels
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  • Flights
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Whether this trip is for business or pleasure, we will help you get there (without breaking the bank).

Transportation at the Airport

Once you have reserved plane tickets to St. Louis with AARP Travel, you may want to book a vehicle so you can get around the city. You can schedule a St. Louis rental car under our cars tab and hop in the car right when you step out of the airport. For more information, check out the St. Louis (and vicinity) Car Rentals Guide.

St. Louis Activities

Not sure where to start? Not to worry—there's so many things to do in this city. St. Louis has so much to do, and we can help you get started.

If you're looking for some fun activities to do in St. Louis, make sure you look at our "Things to Do in St. Louis (and vicinity)" page for excursions and activities for the whole crew.

Book Your Hotel in St. Louis

St. Louis has accommodation to choose from, so you will have little difficulty finding a place to stay close to all the things you want to see. If you need to stay close to the airport, or another attraction in St. Louis, check out our hotel listings page. Remember that you'll get the best price out there when you stay with us.

Planning Your Flight to St. Louis

Once you've decided when you want to visit, allow us here at AARP Travel to connect you with affordable tickets to St. Louis. There is no better time than now to start booking your next trip. Book one of our flights today.