$117+ Cheap flights from St. Louis to Birmingham, AL (STL - BHM)
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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BHM
Apr 23 — Apr 301
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Birmingham with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from St. Louis to Birmingham
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Best
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One-way
Cheapest flights from St. Louis to BirminghamExplore the most affordable flight options available from St. Louis to Birmingham. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 24, 2026.
Explore the most affordable flight options available from St. Louis to Birmingham. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 24, 2026.
This American Airlines deal was found by Cheapflights users on 3/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/161:29 pm
STL
- BHM
1 stop5h 53m
American Airlines
Wed 4/225:44 pm
BHM
- STL
1 stop6h 02m
American Airlines
Deal found 3/23![American Airlines logo]()
$256
This Southwest deal was found by Cheapflights users on 3/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/165:05 am
STL
- BHM
1 stop4h 40m
Southwest
Wed 4/223:40 pm
BHM
- STL
2 stops6h 30m
Southwest
Deal found 3/23![Southwest logo]()
$284
This Southwest deal was found by Cheapflights users on 3/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/55:40 am
STL
- BHM
1 stop4h 50m
Southwest
Tue 5/1212:00 pm
BHM
- STL
1 stop6h 00m
Southwest
Deal found 3/21![Southwest logo]()
$295
This Southwest deal was found by Cheapflights users on 3/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/76:20 am
STL
- BHM
1 stop7h 40m
Southwest
Thu 5/145:45 pm
BHM
- STL
1 stop5h 30m
Southwest
Deal found 3/23![Southwest logo]()
$309
This American Airlines deal was found by Cheapflights users on 3/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/156:29 am
STL
- BHM
1 stop5h 41m
American Airlines
Sun 4/196:01 am
BHM
- STL
1 stop6h 47m
American Airlines
Deal found 3/23![American Airlines logo]()
$324
This United Airlines deal was found by Cheapflights users on 3/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/210:25 am
STL
- BHM
1 stop7h 15m
United Airlines
Tue 5/54:55 pm
BHM
- STL
1 stop5h 35m
United Airlines
Deal found 3/23![United Airlines logo]()
$326
This Southwest deal was found by Cheapflights users on 3/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/244:30 pm
STL
- BHM
2 stops6h 20m
Southwest
Sat 4/258:00 am
BHM
- STL
1 stop6h 20m
Southwest
Deal found 3/19![Southwest logo]()
$350
Best flights from St. Louis to BirminghamDiscover carefully curated flight deals from St. Louis to Birmingham that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 24, 2026.
Discover carefully curated flight deals from St. Louis to Birmingham that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 24, 2026.
This United Airlines deal was found by Cheapflights users on 3/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/210:25 am
STL
- BHM
1 stop7h 15m
United Airlines
Tue 5/54:55 pm
BHM
- STL
1 stop5h 35m
United Airlines
Deal found 3/23![United Airlines logo]()
$326
This Southwest deal was found by Cheapflights users on 3/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/243:25 pm
STL
- BHM
1 stop5h 05m
Southwest
Sat 4/258:00 am
BHM
- STL
1 stop6h 20m
Southwest
Deal found 3/19![Southwest logo]()
$345
This Delta deal was found by Cheapflights users on 3/22. 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.
Sun 4/267:25 am
STL
- BHM
1 stop5h 31m
Delta
Mon 4/277:44 pm
BHM
- STL
1 stop3h 52m
Delta
Deal found 3/22![Delta logo]()
$395
This Southwest deal was found by Cheapflights users on 3/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/292:10 pm
STL
- BHM
2 stops6h 05m
Southwest
Sun 5/35:35 am
BHM
- STL
1 stop3h 30m
Southwest
Deal found 3/20![Southwest logo]()
$372
This Southwest deal was found by Cheapflights users on 3/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:00 am
STL
- BHM
1 stop7h 35m
Southwest
Mon 9/142:35 pm
BHM
- STL
1 stop7h 45m
Southwest
Deal found 3/23![Southwest logo]()
$375
This Southwest deal was found by Cheapflights users on 3/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/127:15 pm
STL
- BHM
1 stop4h 30m
Southwest
Sun 6/147:15 pm
BHM
- STL
1 stop4h 55m
Southwest
Deal found 3/19![Southwest logo]()
$395
This Southwest deal was found by Cheapflights users on 3/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/154:30 pm
STL
- BHM
2 stops6h 20m
Southwest
Sun 5/175:00 am
BHM
- STL
1 stop5h 50m
Southwest
Deal found 3/22![Southwest logo]()
$400
Last-minute flights from St. Louis to BirminghamDiscover last-minute flight deals from St. Louis to Birmingham. Data last updated March 24, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Birmingham. Data last updated March 24, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 3/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/156:29 am
STL
- BHM
1 stop5h 41m
American Airlines
Sun 4/196:01 am
BHM
- STL
1 stop6h 47m
American Airlines
Deal found 3/23![American Airlines logo]()
$324
This American Airlines deal was found by Cheapflights users on 3/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/161:29 pm
STL
- BHM
1 stop5h 53m
American Airlines
Wed 4/225:44 pm
BHM
- STL
1 stop6h 02m
American Airlines
Deal found 3/23![American Airlines logo]()
$256
This Southwest deal was found by Cheapflights users on 3/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/165:05 am
STL
- BHM
1 stop4h 40m
Southwest
Wed 4/223:40 pm
BHM
- STL
2 stops6h 30m
Southwest
Deal found 3/23![Southwest logo]()
$284
This Southwest deal was found by Cheapflights users on 3/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/244:30 pm
STL
- BHM
2 stops6h 20m
Southwest
Sat 4/258:00 am
BHM
- STL
1 stop6h 20m
Southwest
Deal found 3/19![Southwest logo]()
$350
This Southwest deal was found by Cheapflights users on 3/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/244:30 pm
STL
- BHM
2 stops6h 20m
Southwest
Sun 4/265:25 pm
BHM
- STL
1 stop6h 30m
Southwest
Deal found 3/21![Southwest logo]()
$400
This Southwest deal was found by Cheapflights users on 3/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/266:00 am
STL
- BHM
1 stop6h 30m
Southwest
Mon 4/275:15 pm
BHM
- STL
1 stop6h 25m
Southwest
Deal found 3/20![Southwest logo]()
$353
This Delta deal was found by Cheapflights users on 3/23. 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.
Sun 4/266:00 am
STL
- BHM
1 stop5h 51m
Delta
Mon 4/277:44 pm
BHM
- STL
1 stop3h 52m
Delta
Deal found 3/23![Delta logo]()
$395
This Southwest deal was found by Cheapflights users on 3/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:35 am
STL
- BHM
1 stop3h 50m
Southwest
Sun 5/35:35 am
BHM
- STL
1 stop3h 30m
Southwest
Deal found 3/20![Southwest logo]()
$367
One-way flights from St. Louis to BirminghamSearch for one-way flight options from St. Louis to Birmingham. Find affordable one-way fares based on user searches. Data last updated March 24, 2026.
Search for one-way flight options from St. Louis to Birmingham. Find affordable one-way fares based on user searches. Data last updated March 24, 2026.
This American Airlines deal was found by Cheapflights users on 3/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/153:43 pm
STL
- BHM
1 stop5h 43m
American Airlines
Deal found 3/23![American Airlines logo]()
$117
This American Airlines deal was found by Cheapflights users on 3/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/136:11 pm
STL
- BHM
1 stop5h 42m
American Airlines
Deal found 3/23![American Airlines logo]()
$140
This Southwest deal was found by Cheapflights users on 3/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/122:10 pm
STL
- BHM
2 stops6h 05m
Southwest
Deal found 3/21![Southwest logo]()
$153
This Delta deal was found by Cheapflights users on 3/21. 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.
Tue 5/1210:49 am
STL
- BHM
1 stop4h 01m
Delta
Deal found 3/21![Delta logo]()
$166
This Southwest deal was found by Cheapflights users on 3/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/138:25 am
STL
- BHM
2 stops8h 45m
Southwest
Deal found 3/23![Southwest logo]()
$167
This American Airlines deal was found by Cheapflights users on 3/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1211:25 am
STL
- BHM
2 stops11h 33m
American Airlines
Deal found 3/21![American Airlines logo]()
$188
This American Airlines deal was found by Cheapflights users on 3/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/147:05 am
STL
- BHM
1 stop4h 13m
American Airlines
Deal found 3/21![American Airlines logo]()
$228
This United Airlines deal was found by Cheapflights users on 3/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/36:30 am
STL
- BHM
1 stop6h 13m
United Airlines
Deal found 3/20![United Airlines logo]()
$260
This Southwest deal was found by Cheapflights users on 3/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/34:45 pm
STL
- BHM
2 stops6h 50m
Southwest
Deal found 3/20![Southwest logo]()
$265
This United Airlines deal was found by Cheapflights users on 3/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/17:45 am
STL
- BHM
1 stop4h 58m
United Airlines
Deal found 3/19![United Airlines logo]()
$317
This Southwest deal was found by Cheapflights users on 3/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/13:10 pm
STL
- BHM
2 stops7h 25m
Southwest
Deal found 3/19![Southwest logo]()
$322
Find flight deals from St. Louis to Birmingham
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Birmingham (BHM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $256 (American Airlines) |
One-way from | $117 (American Airlines) |
Popular in | February |
Cheapest in | September |
Average price | $495 |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Birmingham 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 March 24, 2026.
Use the filters below to find and compare flights from St. Louis to Birmingham that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisBirmingham
STL - BHM
STLBHM
Lambert-St Louis
Sat 5/2
10:25 am-5:40 pm
1 stop7h 15m
Birmingham
Tue 5/5
4:55 pm-10:30 pm
1 stop5h 35m
$326
St. LouisBirmingham
STL - BHM
STLBHM
Lambert-St Louis
Fri 4/24
3:25 pm-8:30 pm
1 stop5h 05m
Birmingham
Sat 4/25
8:00 am-2:20 pm
1 stop6h 20m
$345
St. LouisBirmingham
STL - BHM
STLBHM
Lambert-St Louis
Wed 4/29
2:10 pm-8:15 pm
2 stops6h 05m
Birmingham
Sun 5/3
5:35 am-9:05 am
1 stop3h 30m
$372
St. LouisBirmingham
STL - BHM
STLBHM
Lambert-St Louis
Wed 9/9
7:00 am-2:35 pm
1 stop7h 35m
Birmingham
Mon 9/14
2:35 pm-10:20 pm
1 stop7h 45m
$375
Quickest round-trip
St. LouisBirmingham
STL - BHM
STLBHM
Lambert-St Louis
Sun 4/26
7:25 am-12:56 pm
1 stop5h 31m
Birmingham
Mon 4/27
7:44 pm-11:36 pm
1 stop3h 52m
$395
St. LouisBirmingham
STL - BHM
STLBHM
Lambert-St Louis
Fri 6/12
7:15 pm-11:45 pm
1 stop4h 30m
Birmingham
Sun 6/14
7:15 pm-12:10 am
1 stop4h 55m
$395
St. LouisBirmingham
STL - BHM
STLBHM
Lambert-St Louis
Fri 5/15
4:30 pm-10:50 pm
2 stops6h 20m
Birmingham
Sun 5/17
5:00 am-10:50 am
1 stop5h 50m
$400
Cheapest one-way
St. LouisBirmingham
STL - BHM
STLBHM
Lambert-St Louis
Wed 4/15
3:43 pm-9:26 pm
1 stop5h 43m
$117
St. LouisBirmingham
STL - BHM
STLBHM
Lambert-St Louis
Mon 4/13
6:11 pm-11:53 pm
1 stop5h 42m
$140
St. LouisBirmingham
STL - BHM
STLBHM
Lambert-St Louis
Wed 5/13
6:00 am-2:05 pm
1 stop8h 05m
$148
Showing 1-10 of 18 resultsSorted by cheapest first
Compare providers for flights from St. Louis to Birmingham
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Birmingham in March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on St. Louis-Birmingham, Alabama flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Birmingham, Alabama flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Birmingham, Alabama flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-Birmingham, Alabama flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Birmingham, Alabama flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from St. Louis to Birmingham
Have a flexible travel schedule? Discover the best time to fly to Birmingham from St. Louis with our price prediction graph.
STL-BHM
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 St. Louis to Birmingham
Reviews of airlines servicing Birmingham
Get insights into the airlines that provide service to Birmingham. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Birmingham. Reviews last updated March 24, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andAmerican Airlines from St. Louis to Birmingham by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Birmingham. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Birmingham?
Book flights to Birmingham if you plan to visit one of these locationsFultondale
Bessemer
Hoover
Homewood
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Other flights to Birmingham
Explore flights to Birmingham departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on March 24, 2026.
Complete your trip
Complete your trip to Birmingham by adding a car rental and/or hotel reservation to your travel itinerary.
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St. Louis and Birmingham flights
Browse other St. Louis and Birmingham flight options. Last updated on March 24, 2026.
Other flights from St. Louis
Browse through other flights departing from St. Louis. Flights are based on user searches made on Cheapflights and were last updated on March 24, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from St. Louis to Birmingham
Discover the top 3 airlines that operate flights from St. Louis to Birmingham. 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 March 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$156 | Average$307 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$216 | Average$368 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$277 | Average$432 | FlexibilityNo cancel fee | On-time71% |