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St. Louis

$20+ 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 12/23. Fares are subject to change and may not be available on all flights or dates of travel.
BHM — STL
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
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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 November 6, 2025.

This CheapOair deal was found by Cheapflights users on 11/5. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:50 pmATL - STL
1 stop10h 43mFrontier
Wed 12/107:43 pmSTL - ATL
1 stop9h 30mFrontier
Deal found 11/5$110
This Kiwi.com deal was found by Cheapflights users on 11/5. 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.
Fri 12/58:00 pmATL - STL
1 stop15h 14mFrontier
Sun 12/710:42 amSTL - ATL
Nonstop1h 45mFrontier
Deal found 11/5$112
This Kiwi.com deal was found by Cheapflights users on 11/3. 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.
Tue 11/1812:15 pmATL - STL
1 stop21h 52mFrontier
Thu 11/203:14 pmSTL - ATL
Nonstop1h 43mFrontier
Deal found 11/3$115
This Kiwi.com deal was found by Cheapflights users on 11/6. 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 11/139:25 amATL - STL
Nonstop1h 47mFrontier
Sat 11/154:33 pmSTL - ATL
1 stop6h 26mFrontier
Deal found 11/6$118
This Cheapflightsfares deal was found by Cheapflights users on 11/6. 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 11/139:25 amATL - STL
Nonstop1h 47mFrontier
Mon 11/172:12 pmSTL - ATL
1 stop6h 27mFrontier
Deal found 11/6$119
This Kiwi.com deal was found by Cheapflights users on 11/3. 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.
Wed 11/1910:13 pmATL - STL
Nonstop1h 48mMultiple Airlines
Mon 11/247:04 pmSTL - ATL
1 stop17h 16mMultiple Airlines
Deal found 11/3$122
This Priceline deal was found by Cheapflights users on 11/4. 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 12/188:55 amATL - STL
Nonstop1h 45mFrontier
Sun 12/2110:57 amSTL - ATL
Nonstop1h 41mFrontier
Deal found 11/4$124
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 12/258:12 amATL - STL
1 stop15h 21mFrontier
Thu 1/110:42 amSTL - ATL
Nonstop1h 41mFrontier
Deal found 11/4$125
This Cheapflightsfares deal was found by Cheapflights users on 11/6. 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 12/47:59 pmATL - STL
1 stop17h 13mFrontier
Thu 12/111:16 pmSTL - ATL
1 stop14h 55mFrontier
Deal found 11/6$130
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 12/258:55 amATL - STL
Nonstop1h 45mFrontier
Sun 1/410:10 pmSTL - ATL
2 stops22h 15mFrontier
Deal found 11/4$131
This Kiwi.com deal was found by Cheapflights users on 11/5. 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.
Mon 12/110:59 pmATL - STL
1 stop24h 34mFrontier
Thu 12/412:04 pmSTL - ATL
Nonstop1h 45mFrontier
Deal found 11/5$132
This Delta deal was found by Cheapflights users on 11/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/126:20 pmHSV - STL
1 stop5h 22mDelta
Sun 12/149:30 amSTL - HSV
1 stop4h 18mDelta
Deal found 11/5$229

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 November 6, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$110
(CheapOair)

One-way from

$20
(Priceline)

Popular in

October

Cheapest in

June

Average price

$381
Provider with most accurate pricing for Birmingham-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Birmingham-Lambert-St Louis flights.
Search Deals
From Alabama to Lambert-St Louis
Search Deals
One-way flight from Alabama to Lambert-St Louis
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($71 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

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 November 6, 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

Thu 1/1

8:55 am-9:40 am

Nonstop1h 45m

Lambert-St Louis

Mon 1/5

4:27 pm-8:09 am

1 stop14h 42m

$121

AtlantaSt. Louis

ATL - STL

ATLSTL

Atlanta Hartsfield-Jackson

Mon 11/17

8:23 am-1:17 pm

1 stop5h 54m

Lambert-St Louis

Sun 11/23

3:14 pm-5:57 pm

Nonstop1h 43m

$143

AtlantaSt. Louis

ATL - STL

ATLSTL

Atlanta Hartsfield-Jackson

Mon 11/24

11:37 am-6:19 pm

1 stop7h 42m

Lambert-St Louis

Mon 12/1

4:13 pm-7:54 am

1 stop14h 41m

$161

AtlantaSt. Louis

ATL - STL

ATLSTL

Atlanta Hartsfield-Jackson

Tue 11/25

1:40 pm-2:29 pm

Nonstop1h 49m

Lambert-St Louis

Sun 11/30

3:14 pm-5:57 pm

Nonstop1h 43m

$164

AtlantaSt. Louis

ATL - STL

ATLSTL

Atlanta Hartsfield-Jackson

Sat 12/6

11:01 am-10:33 pm

1 stop12h 32m

Lambert-St Louis

Sun 12/7

3:30 pm-7:32 am

1 stop15h 02m

$173

AtlantaSt. Louis

ATL - STL

ATLSTL

Atlanta Hartsfield-Jackson

Thu 12/18

5:55 am-10:33 pm

1 stop17h 38m

Lambert-St Louis

Sun 12/21

10:57 am-1:38 pm

Nonstop1h 41m

$180

AtlantaSt. Louis

ATL - STL

ATLSTL

Atlanta Hartsfield-Jackson

Tue 11/25

1:40 pm-2:29 pm

Nonstop1h 49m

Lambert-St Louis

Tue 12/2

3:30 pm-7:54 am

1 stop15h 24m

$184

AtlantaSt. Louis

ATL - STL

ATLSTL

Atlanta Hartsfield-Jackson

Fri 1/30

6:15 pm-7:00 pm

Nonstop1h 45m

Lambert-St Louis

Mon 2/2

5:55 pm-8:30 pm

Nonstop1h 35m

$189

AtlantaSt. Louis

ATL - STL

ATLSTL

Atlanta Hartsfield-Jackson

Sat 12/6

4:10 pm-4:55 pm

Nonstop1h 45m

Lambert-St Louis

Sun 12/7

6:45 pm-9:15 pm

Nonstop1h 30m

$192

AtlantaSt. Louis

ATL - STL

ATLSTL

Atlanta Hartsfield-Jackson

Fri 12/12

8:45 pm-9:30 pm

Nonstop1h 45m

Lambert-St Louis

Sat 12/13

5:50 pm-8:25 pm

Nonstop1h 35m

$192

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/4

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, April is the cheapest month in which you can book a flight from Alabama to St. Louis (average of $190). Flying from Alabama to St. Louis in December is currently the most expensive (average of $290). 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 November 6, 2025.

One of the essential ways to save on airfare from Alabama to St. Louis is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 27% on airfare.

How much does it cost to fly round-trip from Alabama to St. Louis?

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 United Airlines can get you from Alabama to St. Louis in just under 1h 45m. Your travel time can differ by up to 3h 11m. 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 $39 on Frontier. Other airlines that offer cheap prices include Southwest from $102 and Delta from $102 one-way.

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

    Most travelers choose Atlanta Hartsfield-Jackson - Lambert-St Louis, Huntsville - Lambert-St Louis or Birmingham - 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, April is the cheapest month in which you can book a flight from Alabama to St. Louis (average of $190). Flying from Alabama to St. Louis in December is currently the most expensive (average of $290). 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 November 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$196Average$351FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$226Average$357FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$228Average$321FlexibilityNo cancel feeOn-time71%

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