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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 1/7. 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

Enter your travel dates to find the best prices.
Delta Logo
6:20 am - 11:05 am
BHM
-
STL
4h 45m1 stop
Delta Logo
7:10 am - 12:49 pm
STL
-
BHM
5h 39m1 stop
$257Delta
Wed, Jan 7 - Wed, Jan 14
American Airlines Logo
10:51 am - 3:04 pm
BHM
-
STL
4h 13m1 stop
American Airlines Logo
9:54 am - 5:00 pm
STL
-
BHM
7h 06m2 stops
$262American Airlines
Wed, Jan 7 - Wed, Jan 14
American Airlines Logo
10:51 am - 6:14 pm
BHM
-
STL
7h 23m2 stops
American Airlines Logo
9:54 am - 5:00 pm
STL
-
BHM
7h 06m2 stops
$267American Airlines
Wed, Jan 7 - Wed, Jan 14
United Airlines Logo
4:53 pm - 10:00 pm
BHM
-
STL
5h 07m1 stop
United Airlines Logo
11:20 am - 6:29 pm
STL
-
BHM
7h 09m1 stop
$294United Airlines
Thu, Jan 29 - Sat, Jan 31
American Airlines Logo
10:51 am - 6:14 pm
BHM
-
STL
7h 23m2 stops
American Airlines Logo
3:54 pm - 9:06 pm
STL
-
BHM
5h 12m1 stop
$299American Airlines
Thu, Jan 29 - Sat, Jan 31
United Airlines Logo
4:53 pm - 10:00 pm
BHM
-
STL
5h 07m1 stop
United Airlines Logo
8:05 am - 1:14 pm
STL
-
BHM
5h 09m1 stop
$302United Airlines
Fri, Jan 9 - Sat, Jan 10
American Airlines Logo
10:51 am - 6:14 pm
BHM
-
STL
7h 23m2 stops
American Airlines Logo
11:05 am - 7:46 pm
STL
-
BHM
8h 41m2 stops
$304American Airlines
Thu, Jan 29 - Sat, Jan 31
American Airlines Logo
10:56 am - 6:14 pm
BHM
-
STL
7h 18m1 stop
American Airlines Logo
11:05 am - 9:06 pm
STL
-
BHM
10h 01m2 stops
$312American Airlines
Fri, Jan 9 - Sat, Jan 10
American Airlines Logo
10:51 am - 6:14 pm
BHM
-
STL
7h 23m2 stops
American Airlines Logo
11:05 am - 9:06 pm
STL
-
BHM
10h 01m2 stops
$317American Airlines
Fri, Jan 9 - Sat, Jan 10
United Airlines Logo
4:53 pm - 10:00 pm
BHM
-
STL
5h 07m1 stop
United Airlines Logo
8:05 am - 1:14 pm
STL
-
BHM
5h 09m1 stop
$339United Airlines
Thu, Jan 8 - Fri, Jan 9

Southwest flights from Birmingham, Alabama to St. Louis

Our best Southwest deals on Birmingham, Alabama to St. Louis flight tickets
Southwest
Jan 23
BHM7:20 amBirmingham
3h 55m
1 stop
STL11:15 amLambert-St Louis
Jan 23
STL1:10 pmLambert-St Louis
8h 10m
2 stops
BHM9:20 pmBirmingham
$362
Find similar
Southwest
Jan 8
BHM6:10 amBirmingham
10h 20m
2 stops
STL4:30 pmLambert-St Louis
Jan 9
STL6:00 amLambert-St Louis
8h 00m
2 stops
BHM2:00 pmBirmingham
$373
Find similar
Southwest
May 22
BHM6:30 amBirmingham
6h 20m
1 stop
STL12:50 pmLambert-St Louis
May 27
STL2:30 pmLambert-St Louis
6h 10m
2 stops
BHM8:40 pmBirmingham
$381
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
Jan 9
BHM4:53 pmBirmingham
5h 07m
1 stop
STL10:00 pmLambert-St Louis
Jan 10
STL8:05 amLambert-St Louis
5h 09m
1 stop
BHM1:14 pmBirmingham
$302
Find similar
United Airlines
Jan 17
BHM2:00 pmBirmingham
7h 13m
1 stop
STL9:13 pmLambert-St Louis
Jan 21
STL6:00 amLambert-St Louis
8h 02m
1 stop
BHM2:02 pmBirmingham
$317
Find similar
United Airlines
Jan 8
BHM3:00 pmBirmingham
7h 00m
1 stop
STL10:00 pmLambert-St Louis
Jan 9
STL6:30 amLambert-St Louis
6h 44m
1 stop
BHM1:14 pmBirmingham
$339
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 December 11, 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 1/7

6:20 am-11:05 am

1 stop4h 45m

Lambert-St Louis

Wed 1/14

7:10 am-12:49 pm

1 stop5h 39m

$257

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Wed 1/7

10:51 am-3:04 pm

1 stop4h 13m

Lambert-St Louis

Wed 1/14

9:54 am-5:00 pm

2 stops7h 06m

$262

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Wed 1/7

10:51 am-6:14 pm

2 stops7h 23m

Lambert-St Louis

Wed 1/14

9:54 am-5:00 pm

2 stops7h 06m

$267

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Thu 1/29

4:53 pm-10:00 pm

1 stop5h 07m

Lambert-St Louis

Sat 1/31

11:20 am-6:29 pm

1 stop7h 09m

$294

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Thu 1/29

10:51 am-6:14 pm

2 stops7h 23m

Lambert-St Louis

Sat 1/31

3:54 pm-9:06 pm

1 stop5h 12m

$299

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Fri 1/9

4:53 pm-10:00 pm

1 stop5h 07m

Lambert-St Louis

Sat 1/10

8:05 am-1:14 pm

1 stop5h 09m

$302

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Thu 1/29

10:51 am-6:14 pm

2 stops7h 23m

Lambert-St Louis

Sat 1/31

11:05 am-7:46 pm

2 stops8h 41m

$304

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Fri 1/9

10:56 am-6:14 pm

1 stop7h 18m

Lambert-St Louis

Sat 1/10

11:05 am-9:06 pm

2 stops10h 01m

$312

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Fri 1/9

10:51 am-6:14 pm

2 stops7h 23m

Lambert-St Louis

Sat 1/10

11:05 am-9:06 pm

2 stops10h 01m

$317

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Thu 1/8

4:53 pm-10:00 pm

1 stop5h 07m

Lambert-St Louis

Fri 1/9

8:05 am-1:14 pm

1 stop5h 09m

$339

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 December 2025, prices for Birmingham, Alabama to St. Louis flights are approximately 71% 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

Fastest flight time

4h 36m

Direct flights

None
The fastest flight from Birmingham, Alabama to St. Louis takes 4h 36m
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 4h 36m.

  • 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
8,008 reviews
Search Delta flights
SouthwestPriceFrom $226Free CancellationRating
7.9
4,253 reviews
Search Southwest flights
American AirlinesPriceFrom $231Free CancellationRating
7.2
11,050 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
Hermann
Fairview Heights
Maryland Heights
O'Fallon
Florissant
Fenton
Wentzville
St. Peters
Collinsville
Alton
Farmington
Festus
Clayton
Glencoe
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.

An easier way to manage your St. Louis trip

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