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Cheap flights from Birmingham, Alabama to St. Louis from $129

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Birmingham, Alabama to St. Louis departing on 11/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Birmingham, Alabama to St. Louis

Cheap round-trip flights

Delta Logo
6:24 am - 10:26 amBHM-STL
4h 02m1 stop
Delta Logo
3:59 pm - 8:20 pmSTL-BHM
4h 21m1 stop
$257Delta
Find Deal
Wed, Nov 5 - Sat, Nov 8
Delta Logo
9:04 am - 12:35 pmBHM-STL
3h 31m1 stop
Delta Logo
5:15 pm - 10:34 pmSTL-BHM
5h 19m1 stop
$307Delta
Find Deal
Sun, Oct 26 - Sat, Nov 1
Delta Logo
1:18 pm - 6:35 pmBHM-STL
5h 17m1 stop
Delta Logo
7:02 pm - 10:55 pmSTL-BHM
3h 53m1 stop
$337Delta
Find Deal
Tue, Nov 25 - Mon, Dec 1
Southwest Logo
4:10 pm - 8:05 pmBHM-STL
3h 55m1 stop
Southwest Logo
7:25 pm - 12:20 amSTL-BHM
4h 55m1 stop
$458Southwest
Find Deal
Fri, Oct 10 - Sun, Oct 12
American Airlines Logo
5:50 pm - 11:49 pmBHM-STL
5h 59m1 stop
American Airlines Logo
5:30 am - 12:26 pmSTL-BHM
6h 56m1 stop
$464American Airlines
Find Deal
Fri, Oct 10 - Mon, Oct 13
United Airlines Logo
11:00 am - 11:58 pmBHM-STL
12h 58m2 stops
United Airlines Logo
8:20 am - 4:13 pmSTL-BHM
7h 53m1 stop
$471United Airlines
Find Deal
Tue, Oct 21 - Tue, Oct 28
Delta Logo
7:33 pm - 11:41 pmBHM-STL
4h 08m1 stop
Delta Logo
5:25 pm - 10:49 pmSTL-BHM
5h 24m1 stop
$473Delta
Find Deal
Fri, Oct 10 - Sat, Oct 11
Southwest Logo
4:10 pm - 8:05 pmBHM-STL
3h 55m1 stop
Southwest Logo
7:00 am - 2:50 pmSTL-BHM
7h 50m2 stops
$482Southwest
Find Deal
Fri, Oct 10 - Sun, Oct 12
Southwest Logo
4:10 pm - 8:05 pmBHM-STL
3h 55m1 stop
Southwest Logo
7:00 am - 2:50 pmSTL-BHM
7h 50m2 stops
$500Southwest
Find Deal
Fri, Oct 10 - Sun, Oct 12
United Airlines Logo
9:20 am - 2:27 pmBHM-STL
5h 07m1 stop
United Airlines Logo
12:25 pm - 4:34 pmSTL-BHM
4h 09m1 stop
$528United Airlines
Find Deal
Fri, Oct 3 - Sun, Oct 5

American Airlines flights from Birmingham, Alabama to St. Louis

Our best American Airlines deals on Birmingham, Alabama to St. Louis flight tickets
American Airlines
Oct 10
BHM5:50 pmBirmingham
5h 59m
1 stop
STL11:49 pmLambert-St Louis
Oct 13
STL5:30 amLambert-St Louis
6h 56m
1 stop
BHM12:26 pmBirmingham
$464
Find similar
American Airlines
Sep 26
BHM4:42 pmBirmingham
5h 11m
1 stop
STL9:53 pmLambert-St Louis
Sep 28
STL6:00 amLambert-St Louis
6h 53m
1 stop
BHM12:53 pmBirmingham
$614
Find similar

United Airlines flights from Birmingham, Alabama to St. Louis

Our best United Airlines deals on Birmingham, Alabama to St. Louis flight tickets
United Airlines
Oct 21
BHM11:00 amBirmingham
12h 58m
2 stops
STL11:58 pmLambert-St Louis
Oct 28
STL8:20 amLambert-St Louis
7h 53m
1 stop
BHM4:13 pmBirmingham
$471
Find similar
United Airlines
Oct 7
BHM11:00 amBirmingham
5h 28m
1 stop
STL4:28 pmLambert-St Louis
Oct 11
STL11:10 amLambert-St Louis
5h 24m
1 stop
BHM4:34 pmBirmingham
$473
Find similar
United Airlines
Oct 3
BHM9:20 amBirmingham
5h 07m
1 stop
STL2:27 pmLambert-St Louis
Oct 5
STL12:25 pmLambert-St Louis
4h 09m
1 stop
BHM4:34 pmBirmingham
$528
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Birmingham, 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, momondo users made 832,500 searches. Data last updated September 23, 2025.
Use the filters below to find and compare flights from Birmingham, Alabama to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Wed 11/5

6:24 am-10:26 am

1 stop4h 02m

Lambert-St Louis

Sat 11/8

3:59 pm-8:20 pm

1 stop4h 21m

$257

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Sun 10/26

9:04 am-12:35 pm

1 stop3h 31m

Lambert-St Louis

Sat 11/1

5:15 pm-10:34 pm

1 stop5h 19m

$307

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Tue 11/25

1:18 pm-6:35 pm

1 stop5h 17m

Lambert-St Louis

Mon 12/1

7:02 pm-10:55 pm

1 stop3h 53m

$337

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Fri 10/10

4:10 pm-8:05 pm

1 stop3h 55m

Lambert-St Louis

Sun 10/12

7:25 pm-12:20 am

1 stop4h 55m

$458

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Fri 10/10

5:50 pm-11:49 pm

1 stop5h 59m

Lambert-St Louis

Mon 10/13

5:30 am-12:26 pm

1 stop6h 56m

$464

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Tue 10/21

11:00 am-11:58 pm

2 stops12h 58m

Lambert-St Louis

Tue 10/28

8:20 am-4:13 pm

1 stop7h 53m

$471

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Fri 10/10

7:33 pm-11:41 pm

1 stop4h 08m

Lambert-St Louis

Sat 10/11

5:25 pm-10:49 pm

1 stop5h 24m

$473

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Fri 10/10

4:10 pm-8:05 pm

1 stop3h 55m

Lambert-St Louis

Sun 10/12

7:00 am-2:50 pm

2 stops7h 50m

$482

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Fri 10/10

4:10 pm-8:05 pm

1 stop3h 55m

Lambert-St Louis

Sun 10/12

7:00 am-2:50 pm

2 stops7h 50m

$500

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Fri 10/3

9:20 am-2:27 pm

1 stop5h 07m

Lambert-St Louis

Sun 10/5

12:25 pm-4:34 pm

1 stop4h 09m

$528

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to St. Louis from

How to get the cheapest flight ticket from Birmingham, Alabama to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to St. Louis?

In general, June is the cheapest month to fly from Birmingham, Alabama to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $250. The month of August is another great option to travel to St. Louis, with average flight prices from Birmingham, Alabama averaging around $253.

What is the cheapest day to depart on your flight to St. Louis?

The cheapest day to depart on your flight to St. Louis is on a Saturday when prices can be found for as low as $339. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $477. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from Birmingham, Alabama in the morning is the least expensive time of day to depart. momondo users have found prices as low as $370 when looking at flights departing in the morning. At noon is when there is more demand to fly to St. Louis, so prices are often more expensive at around $442 per ticket.

How have Birmingham, Alabama to St. Louis flight prices changed over time?

As of September 2025, prices for Birmingham, Alabama to St. Louis flights are approximately 13% more expensive when compared to flights at the same time last year.

When to book flights from Birmingham, Alabama to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Birmingham, Alabama to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Birmingham, Alabama to St. Louis (BHM to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Birmingham, Alabama to St. Louis

Direct flights

None
There are no direct flights from Birmingham, Alabama to St. Louis. There are no popular flight routes from Birmingham, Alabama to St. Louis.
Search flight deals

  • How far is Birmingham to Lambert-St Louis by plane?

    The straight-line distance from Birmingham to Lambert-St Louis is 400.5 mi. A reasonable flight in good conditions will take 3h 31m.

  • When did momondo last update prices for flights from Birmingham Airport to Lambert-St Louis Airport?

    Prices for flights from Birmingham Airport to Lambert-St Louis Airport were last updated today.

  • How many operators does momondo search for flights from Birmingham Airport to Lambert-St Louis Airport?

  • How old do you have to be to fly from Birmingham Airport to Lambert-St Louis Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Birmingham Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The travel and health documents you'll need for your trip to Lambert-St Louis Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Lambert-St Louis Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Birmingham, Alabama to St. Louis?

Best airlines flying from Birmingham, Alabama to St. Louis

Compare and see reviews for airlines that fly from Birmingham, Alabama to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $196Free CancellationRating
7.9
7,974 reviews
Search Delta flights
SouthwestPriceFrom $218Free CancellationRating
8.0
4,244 reviews
Search Southwest flights
American AirlinesPriceFrom $231Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Fairview Heights
Hermann
Florissant
Maryland Heights
O'Fallon
Fenton
Collinsville
Wentzville
Alton
St. Peters
Farmington
Festus
Glencoe
Clayton
Edwardsville
Eureka
Litchfield
Shrewsbury

Why use momondo?

Why should I use momondo to find a flight deal from Birmingham to St. Louis?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Birmingham to St. Louis. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Birmingham to St. Louis with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Birmingham to St. Louis flights to just show those with flexible booking policies.

How can momondo help me find flights from Birmingham to St. Louis?

momondo helps you find the best flight between Birmingham and St. Louis by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Birmingham to St. Louis right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Birmingham to St. Louis now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to St. Louis and let you know when they change.

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