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St. Louis

$35+ Cheap flights from Alabama to St. Louis (STL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
BHM — STL
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Alabama to St. Louis

Keep the following information in mind while searching for Alabama to St. Louis flight deals. Data was last updated September 15, 2025.

Round-trip from

$126
(Cheapflightsfares)

One-way from

$35
(Kiwi.com)

Popular in

December

Cheapest in

June

Average price

$374
From Alabama to Lambert-St Louis
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One-way flight from Alabama to Lambert-St Louis
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Highest demand for flights based on searches. 14% potential increase in price ($56 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Alabama to St. Louis

Cheapest flights from Alabama to St. Louis
Explore the most affordable flight options available from Alabama to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/179:50 amATL - STL
Nonstop1h 47mFrontier
Mon 10/206:05 pmSTL - ATL
1 stop20h 40mFrontier
Deal found 9/15$126
This Frontier deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/309:25 amATL - STL
Nonstop1h 47mFrontier
Sat 11/18:40 pmSTL - ATL
1 stop8h 22mFrontier
Deal found 9/14$127
This Priceline deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/309:25 amATL - STL
Nonstop1h 47mFrontier
Sun 11/22:12 pmSTL - ATL
1 stop6h 21mFrontier
Deal found 9/14$128
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/45:41 pmATL - STL
1 stop16h 25mFrontier
Fri 10/1011:32 amSTL - ATL
Nonstop1h 40mFrontier
Deal found 9/15$129
This Cheapflightsfares deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/99:50 amATL - STL
Nonstop1h 47mFrontier
Fri 10/106:05 pmSTL - ATL
1 stop5h 36mFrontier
Deal found 9/14$130
This Priceline deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/222:16 pmATL - STL
Nonstop1h 48mFrontier
Thu 9/2510:49 amSTL - ATL
1 stop9h 25mFrontier
Deal found 9/12$131
This Cheapflightsfares deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/252:16 pmATL - STL
Nonstop1h 48mFrontier
Sun 9/284:00 pmSTL - ATL
Nonstop1h 44mFrontier
Deal found 9/15$132
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/99:50 amATL - STL
Nonstop1h 47mFrontier
Sun 10/1211:32 amSTL - ATL
Nonstop1h 40mFrontier
Deal found 9/15$133
This Frontier deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/222:16 pmATL - STL
Nonstop1h 48mFrontier
Fri 9/262:38 pmSTL - ATL
1 stop14h 29mFrontier
Deal found 9/13$134
This Cheapflightsfares deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1110:05 pmATL - STL
1 stop12h 17mFrontier
Sun 10/1211:32 amSTL - ATL
Nonstop1h 40mFrontier
Deal found 9/13$135
This Frontier deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/182:16 pmATL - STL
Nonstop1h 48mFrontier
Sun 9/214:00 pmSTL - ATL
Nonstop1h 44mFrontier
Deal found 9/14$136
This Frontier deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/52:16 pmATL - STL
Nonstop1h 48mFrontier
Thu 10/911:32 amSTL - ATL
Nonstop1h 40mFrontier
Deal found 9/15$137

Cheapflights Fare Finder

 
Customize your flight search to find flights from Alabama to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from Alabama to St. Louis that are best for you.

Fly from

Alabama

Fly to

St. Louis

Route

Depart

Return

Price

AtlantaSt. Louis

ATL - STL

ATLSTL

Atlanta Hartsfield-Jackson

Fri 11/14

8:23 am-4:20 pm

1 stop8h 57m

Lambert-St Louis

Mon 11/17

10:25 am-9:39 pm

1 stop10h 14m

$143

AtlantaSt. Louis

ATL - STL

ATLSTL

Atlanta Hartsfield-Jackson

Thu 9/18

7:08 pm-1:02 pm

1 stop18h 54m

Lambert-St Louis

Sun 9/21

4:00 pm-6:44 pm

Nonstop1h 44m

$158

PensacolaSt. Louis

PNS - STL

PNSSTL

Pensacola

Fri 10/24

6:09 pm-11:41 pm

1 stop5h 32m

Lambert-St Louis

Wed 10/29

11:21 am-3:05 pm

1 stop3h 44m

$177

AtlantaSt. Louis

ATL - STL

ATLSTL

Atlanta Hartsfield-Jackson

Fri 10/17

9:50 am-10:37 am

Nonstop1h 47m

Lambert-St Louis

Fri 10/17

10:59 pm-11:57 pm

2 stops23h 58m

$178

AtlantaSt. Louis

ATL - STL

ATLSTL

Atlanta Hartsfield-Jackson

Fri 11/14

8:45 pm-9:30 pm

Nonstop1h 45m

Lambert-St Louis

Mon 11/17

6:10 pm-8:45 pm

Nonstop1h 35m

$187

AtlantaSt. Louis

ATL - STL

ATLSTL

Atlanta Hartsfield-Jackson

Fri 10/17

8:45 pm-9:30 pm

Nonstop1h 45m

Lambert-St Louis

Mon 10/20

7:45 pm-10:15 pm

Nonstop1h 30m

$187

AtlantaSt. Louis

ATL - STL

ATLSTL

Atlanta Hartsfield-Jackson

Fri 10/17

3:15 pm-3:55 pm

Nonstop1h 40m

Lambert-St Louis

Mon 10/20

5:15 pm-7:51 pm

Nonstop1h 36m

$197

AtlantaSt. Louis

ATL - STL

ATLSTL

Atlanta Hartsfield-Jackson

Thu 10/16

7:25 am-8:05 am

Nonstop1h 40m

Lambert-St Louis

Mon 10/20

6:00 am-8:37 am

Nonstop1h 37m

$197

ValparaisoSt. Louis

VPS - STL

VPSSTL

Valparaiso Destin-Ft Walton Beach

Wed 10/15

1:44 pm-6:46 pm

1 stop5h 02m

Lambert-St Louis

Wed 10/22

5:20 am-10:35 am

1 stop5h 15m

$205

AtlantaSt. Louis

ATL - STL

ATLSTL

Atlanta Hartsfield-Jackson

Thu 10/16

2:05 pm-2:43 pm

Nonstop1h 38m

Lambert-St Louis

Wed 10/22

6:00 am-8:37 am

Nonstop1h 37m

$227

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/12

Showing 1-10 of 60 results
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Best time to book a flight from Alabama to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Alabama with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Alabama to St. Louis

What is the cheapest month to book a flight from Alabama to St. Louis?

Currently, August is the cheapest month in which you can book a flight from Alabama to St. Louis (average of $311). Flying from Alabama to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from AL to STL?

Find hourly flight availability from Alabama to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Alabama to St. Louis as you normally would.

Related info for your journey

Find useful and relevant information for your journey from Alabama to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to St. Louis from Alabama?

    Lambert-St Louis (STL), located 12.7 mi from the city center, is the airport you fly into when you book flights from Alabama to St. Louis.

  • How long is the flight from Alabama to St. Louis?

    Frontier, Delta, and Southwest can get you from Alabama to St. Louis in just under 1h 45m. Your travel time can differ by up to 7h 12m. The distance between Alabama and St. Louis is about 484 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Alabama to St. Louis one-way?

    One-way options have recently been found by users for as low as $51 on Frontier. Other airlines that offer cheap prices include United Airlines from $68 and Southwest from $77 one-way.

  • What are the most popular routes from Alabama to St. Louis?

    Most travelers choose Atlanta Hartsfield-Jackson - Lambert-St Louis, Pensacola - Lambert-St Louis or Mobile - Lambert-St Louis when deciding on the best route from Alabama to St. Louis.

  • Can I find deals for flights from Alabama to St. Louis that include hotel bookings?

    Yes. In addition to deals on Alabama to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Alabama to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Alabama to St. Louis.

  • Can I find deals for business class flights from Alabama to St. Louis?

    Yes. Cheapflights offers flight deals from Alabama to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Alabama to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Alabama to St. Louis (average of $311). Flying from Alabama to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
St. Peters
Chesterfield
Alton
Farmington
Festus

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Alabama to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Alabama to St. Louis

Discover the top 3 airlines that operate flights from Alabama to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$196Average$353FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$226Average$336FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$228Average$327FlexibilityNo cancel feeOn-time71%

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