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$109+ Cheap flights from Birmingham, AL to St. Louis (BHM - 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 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
BHM — STL
Mar 8 — Mar 151
Sat 3/8
Sat 3/15
1 adult, Economy
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Cheap flight deals from Birmingham to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Birmingham (BHM) to St. Louis (STL). 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 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$217
(Southwest)

One-way from

$109
(United Airlines)

Popular in

September

Cheapest in

February

Average price

$321
Provider with most accurate pricing for Birmingham-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Birmingham-Lambert-St Louis flights.
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From Birmingham to Lambert-St Louis
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One-way flight from Birmingham to Lambert-St Louis
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Highest demand for flights based on searches. 12% potential increase in price ($57 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Birmingham to St. Louis

Cheapest flights from Birmingham to St. Louis
Explore the most affordable flight options available from Birmingham to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 3, 2025.

This Southwest deal was found by Cheapflights users on 3/1. 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 3/316:25 pmBHM - STL
1 stop4h 50mSouthwest
Mon 4/76:30 pmSTL - BHM
1 stop4h 15mSouthwest
Deal found 3/1$217
This American Airlines deal was found by Cheapflights users on 3/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/177:11 pmBHM - STL
1 stop4h 45mAmerican Airlines
Fri 3/215:55 amSTL - BHM
1 stop4h 26mAmerican Airlines
Deal found 3/3$232
This Delta deal was found by Cheapflights users on 3/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/115:20 amBHM - STL
1 stop4h 16mDelta
Sun 4/137:12 pmSTL - BHM
1 stop3h 41mDelta
Deal found 3/3$263
This Mytrip deal was found by Cheapflights users on 3/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/19:33 amBHM - STL
1 stop8h 19mMultiple Airlines
Mon 4/71:00 pmSTL - BHM
3 stops19h 38mMultiple Airlines
Deal found 3/2$294
This United Airlines deal was found by Cheapflights users on 3/2. 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 5/285:03 pmBHM - STL
2 stops19h 17mUnited Airlines
Sat 5/318:05 amSTL - BHM
1 stop4h 39mUnited Airlines
Deal found 3/2$404
This Mytrip deal was found by Cheapflights users on 3/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/149:36 amBHM - STL
1 stop23h 33mSpirit Airlines
Sun 3/165:38 pmSTL - BHM
1 stop15h 03mSpirit Airlines
Deal found 3/2$524

Find flights from Birmingham to St. Louis within your budget

Customize your flight search to find flights from Birmingham 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 March 3, 2025.

Fly from

Birmingham

Fly to

St. Louis

Route

Depart

Return

Price

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Mon 3/31

6:25 pm-11:15 pm

1 stop4h 50m

Lambert-St Louis

Mon 4/7

6:30 pm-10:45 pm

1 stop4h 15m

$217

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Mon 3/17

7:11 pm-11:56 pm

1 stop4h 45m

Lambert-St Louis

Fri 3/21

5:55 am-10:21 am

1 stop4h 26m

$232

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Fri 4/11

5:20 am-9:36 am

1 stop4h 16m

Lambert-St Louis

Sun 4/13

7:12 pm-10:53 pm

1 stop3h 41m

$263

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Tue 4/1

9:33 am-5:52 pm

1 stop8h 19m

Lambert-St Louis

Mon 4/7

1:00 pm-8:38 am

3 stops19h 38m

$294

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Wed 5/28

5:03 pm-12:20 pm

2 stops19h 17m

Lambert-St Louis

Sat 5/31

8:05 am-12:44 pm

1 stop4h 39m

$404

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Fri 3/14

9:36 am-9:09 am

1 stop23h 33m

Lambert-St Louis

Sun 3/16

5:38 pm-8:41 am

1 stop15h 03m

$524

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Mon 3/17

3:00 pm-8:49 pm

1 stop5h 49m

$109

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Mon 3/17

9:36 am-6:41 pm

3 stops33h 05m

$181

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/2

Compare providers for flights from Birmingham to St. Louis

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 Birmingham to St. Louis in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Birmingham, Alabama-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Birmingham, Alabama-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Birmingham, Alabama-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Birmingham, Alabama-St. Louis 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 Birmingham, Alabama-St. Louis 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 Birmingham to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Birmingham 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.

Travel insights for flights from Birmingham to St. Louis

Get recent, data-driven insights about flights from Birmingham to St. Louis including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from Birmingham, Alabama to St. Louis (average of $311). Flying from Birmingham, 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 BHM to STL?

Find hourly flight availability from Birmingham 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 March 3, 2025.

It’s optimal to fly from Birmingham, Alabama to St. Louis in the morning. By choosing this option you can save up to 17% on the cost of your flight, compared to a flight at noon.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated March 3, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta and United Airlines from Birmingham to St. Louis to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,333 reviews

Overall

8.1

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Crew

8.7

Food

7.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Southwest
8.1
Very good
4,333 reviews
Southwest
8.1
Very good
4,333 reviews

Overall

8.1

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Crew

8.7

Food

7.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Delta
8.0
Very good
8,068 reviews
Southwest
8.1
Very good
4,333 reviews

Overall

8.1

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Crew

8.7

Food

7.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

United Airlines
7.4
Good
8,679 reviews
Southwest
8.1
Very good
4,333 reviews

Overall

8.1

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Crew

8.7

Food

7.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,333 reviews

Overall

8.1

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Crew

8.7

Food

7.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Spirit Airlines
6.3
Okay
7,940 reviews
Southwest
8.1
Very good
4,333 reviews

Overall

8.1

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Crew

8.7

Food

7.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Related info for your journey

Find useful and relevant information for your journey from Birmingham 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 are the cheapest airlines flying from Birmingham, Alabama to St. Louis round-trip?

    Southwest, at $217, was found to be the cheapest airline from Birmingham, Alabama to St. Louis.Alternate airlines to your destination round-trip include American Airlines and Delta. You may be able to fly from Birmingham, Alabama to St. Louis for 43% less than the average price by searching for these airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Birmingham 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 Birmingham, Alabama to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Birmingham, Alabama to St. Louis (average of $311). Flying from Birmingham, 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 Birmingham?

Book flights to Birmingham if you plan to visit one of these locations
Fenton
Fairview Heights
Maryland Heights
Collinsville
Wentzville
Eureka
St. Peters
Festus
Alton
Farmington
Chesterfield

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Top 3 airlines flying from Birmingham to St. Louis

Discover the top 3 airlines that operate flights from Birmingham 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 March 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$261Average$381FlexibilityNo cancel feeOn-time71%
DeltaCheapest$263Average$354FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$278Average$413FlexibilityNo cancel feeOn-time63%
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