Cheap Flights To St. Louis 2026

St. Louis Flights as Low as $76

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
Frontier Airlines
Delta
Mon, Nov 23 - Fri, Nov 27
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$107
Roundtrip
found 4 days ago
Select Delta flight, departing Mon, Nov 23 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Fri, Nov 27, priced at $107 found 4 days ago
Frontier Airlines
American Airlines
Southwest Airlines
Delta
Tue, Dec 29 - Tue, Jan 5
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$137
Roundtrip
found 4 days ago
Select Delta flight, departing Tue, Dec 29 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Tue, Jan 5, priced at $137 found 4 days ago
Frontier Airlines
Wed, Dec 9 - Wed, Dec 16
BWI
Baltimore Washington Intl. Thurgood Marshall
STL
Lambert-St. Louis Intl.
$141
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Wed, Dec 9 from Baltimore Washington Intl. Thurgood Marshall to Lambert-St. Louis Intl., returning Wed, Dec 16, priced at $141 found 5 days ago
American Airlines
Frontier Airlines
Delta
Tue, Nov 17 - Thu, Nov 26
ECP
Northwest Florida Beaches Intl.
STL
Lambert-St. Louis Intl.
$227
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Nov 17 from Northwest Florida Beaches Intl. to Lambert-St. Louis Intl., returning Thu, Nov 26, priced at $227 found 1 day ago
Frontier Airlines
United
Sat, Nov 14 - Wed, Nov 18
BWI
Baltimore Washington Intl. Thurgood Marshall
STL
Lambert-St. Louis Intl.
$349
Roundtrip
found 1 day ago
Select United flight, departing Sat, Nov 14 from Baltimore Washington Intl. Thurgood Marshall to Lambert-St. Louis Intl., returning Wed, Nov 18, priced at $349 found 1 day ago
Southwest Airlines
Alaska Airlines
Alaska Airlines

Flights to

No matter how much you fight the travel bug, sometimes there's only one solution—to hop on the next plane to . 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
  • Car rentals
  • Flights
  • Waived booking fees on flights

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 with AARP Travel, you may want to book a vehicle so you can get around the city. You can schedule a 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.

Activities

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

If you're looking for some fun activities to do in , 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

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 , 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

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