Cheap Flights To St. Louis 2026

St. Louis Flights as Low as $324

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.

Delta
Mon, Aug 31 - Sat, Sep 12
IAH
George Bush Intercontinental
MBS
MBS Intl.
$324
Roundtrip
found 1 day ago
Select Delta flight, departing Mon, Aug 31 from George Bush Intercontinental to MBS Intl., returning Sat, Sep 12, priced at $324 found 1 day ago
Delta
Mon, Aug 31 - Sun, Sep 13
IAH
George Bush Intercontinental
MBS
MBS Intl.
$379
Roundtrip
found 1 day ago
Select Delta flight, departing Mon, Aug 31 from George Bush Intercontinental to MBS Intl., returning Sun, Sep 13, priced at $379 found 1 day ago
United
Delta
United
Fri, Aug 14 - Mon, Aug 24
IAH
George Bush Intercontinental
MBS
MBS Intl.
$429
Roundtrip
found 10 hours ago
Select United flight, departing Fri, Aug 14 from George Bush Intercontinental to MBS Intl., returning Mon, Aug 24, priced at $429 found 10 hours ago
United
Delta
United
United
Fri, Aug 14 - Mon, Aug 24
IAH
George Bush Intercontinental
MBS
MBS Intl.
$465
Roundtrip
found 10 hours ago
Select United flight, departing Fri, Aug 14 from George Bush Intercontinental to MBS Intl., returning Mon, Aug 24, priced at $465 found 10 hours ago
United
Delta
Delta
Delta
United
Fri, Aug 14 - Mon, Aug 24
IAH
George Bush Intercontinental
MBS
MBS Intl.
$519
Roundtrip
found 10 hours ago
Select United flight, departing Fri, Aug 14 from George Bush Intercontinental to MBS Intl., returning Mon, Aug 24, priced at $519 found 10 hours ago
United
United

Flight Travel Guide 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 have the opportunity to take advantage of exclusive rates on:

  • Hotels
  • Car rentals
  • Flights
  • Waived booking fees on flights

If you've got a more flexible schedule, we will have more deals to show you. In other words, you'll have a better chance of finding that affordable flight you've been looking for.

Transportation at the St. Louis Airport

Once you've reserved plane tickets to St. Louis, you may want to book a rental car so you can get around on your own. You can book St. Louis rental cars under our cars tab and get into the car right when you step outside. If you'd prefer public transportation, check out the Metropolitan Transit System bus, or if there's trolleys or Amtrak stations nearby.

St. Louis Activities

If you aren't sure where to start, we can help you with that too. Not to worry—there's lots to do in this city. No matter what you decide to do with your time, you're sure to have fun in this city.

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

Book Your Hotel in St. Louis

St. Louis has accommodation options in the area, so you'll have no issues 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. No matter where you stay, just remember that you'll get the best price out there when you stay with AARP.

Planning Your Visit to St. Louis

Once you have planned your travel dates, allow us here at AARP Travel to connect you with cheap tickets to St. Louis. Do not wait a second longer—book your airfare today and land in St. Louis tomorrow.