What is the cheapest airline that flies from Birmingham to Lambert-St Louis?

Delta is the most popular carrier operating from Birmingham to Lambert-St Louis

What airlines fly to St. Louis?

Delta, American Airlines and Southwest are the top three most popular airlines that fly to St. Louis from Birmingham, Alabama according to our data. Delta is the first choice among our users, with 60% of people opting to fly with this airline when traveling to St. Louis. Keep in mind that there are 3 different airlines that fly to St. Louis on a routine basis, so you have a few additional options to choose from.

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?

There are 3 operators available for flights from Birmingham Airport to Lambert-St Louis Airport as of January 2026.

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.

$128 Cheap Flights from Birmingham to St. Louis in 2026

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

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 pm - 11:36 pm

BHM

STL

5h 36m

1 stop

10:11 am - 2:44 pm

STL

BHM

4h 33m

1 stop

$255Delta

Wed, Feb 18 - Sat, Feb 21

6:10 am - 4:30 pm

BHM

STL

10h 20m

2 stops

2:40 pm - 6:05 pm

STL

BHM

3h 25m

1 stop

$287Southwest

Wed, Feb 18 - Sat, Feb 21

4:56 pm - 10:14 pm

BHM

STL

5h 18m

1 stop

11:25 am - 6:23 pm

STL

BHM

6h 58m

1 stop

$315United Airlines

Tue, Mar 3 - Wed, Mar 4

4:55 pm - 10:16 pm

BHM

STL

5h 21m

1 stop

6:00 am - 1:58 pm

STL

BHM

7h 58m

1 stop

$320United Airlines

Mon, Mar 9 - Wed, Mar 11

6:10 am - 4:30 pm

BHM

STL

10h 20m

2 stops

12:30 pm - 10:10 pm

STL

BHM

9h 40m

2 stops

$322Southwest

Wed, Feb 18 - Sat, Feb 21

6:00 pm - 11:36 pm

BHM

STL

5h 36m

1 stop

6:47 pm - 10:52 pm

STL

BHM

4h 05m

1 stop

$325Delta

Tue, Feb 17 - Fri, Feb 20

9:45 am - 6:55 pm

BHM

STL

9h 10m

2 stops

6:10 am - 2:00 pm

STL

BHM

7h 50m

2 stops

$330Southwest

Mon, Mar 9 - Wed, Mar 11

2:55 pm - 10:28 pm

BHM

STL

7h 33m

1 stop

10:10 am - 4:14 pm

STL

BHM

6h 04m

1 stop

$331United Airlines

Mon, Apr 20 - Sat, Apr 25

3:35 pm - 10:55 pm

BHM

STL

7h 20m

1 stop

6:20 am - 3:00 pm

STL

BHM

8h 40m

2 stops

$336Southwest

Mon, Apr 20 - Sat, Apr 25

2:40 pm - 9:00 pm

BHM

STL

6h 20m

2 stops

5:50 pm - 10:35 pm

STL

BHM

4h 45m

1 stop

$337Southwest

Wed, Mar 4 - Fri, Mar 6

Southwest flights from Birmingham, Alabama to St. Louis

Our best Southwest deals on Birmingham, Alabama to St. Louis flight tickets

Southwest

Feb 18

BHM6:10 amBirmingham

10h 20m

2 stops

STL4:30 pmLambert-St Louis

Feb 21

STL2:40 pmLambert-St Louis

3h 25m

1 stop

BHM6:05 pmBirmingham

$287

Southwest

Feb 18

BHM6:10 amBirmingham

10h 20m

2 stops

STL4:30 pmLambert-St Louis

Feb 21

STL12:30 pmLambert-St Louis

9h 40m

2 stops

BHM10:10 pmBirmingham

$322

Southwest

Mar 9

BHM9:45 amBirmingham

9h 10m

2 stops

STL6:55 pmLambert-St Louis

Mar 11

STL6:10 amLambert-St Louis

7h 50m

2 stops

BHM2:00 pmBirmingham

$330

United Airlines flights from Birmingham, Alabama to St. Louis

Our best United Airlines deals on Birmingham, Alabama to St. Louis flight tickets

United Airlines

Mar 3

BHM4:56 pmBirmingham

5h 18m

1 stop

STL10:14 pmLambert-St Louis

Mar 4

STL6:25 amLambert-St Louis

6h 11m

1 stop

BHM12:36 pmBirmingham

$315

United Airlines

Mar 9

BHM4:55 pmBirmingham

5h 21m

1 stop

STL10:16 pmLambert-St Louis

Mar 11

STL6:00 amLambert-St Louis

7h 58m

1 stop

BHM1:58 pmBirmingham

$320

United Airlines

Apr 20

BHM2:55 pmBirmingham

7h 33m

1 stop

STL10:28 pmLambert-St Louis

Apr 25

STL10:10 amLambert-St Louis

6h 04m

1 stop

BHM4:14 pmBirmingham

$331

momondo Fare Finder

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 2/18

6:00 pm-11:36 pm

1 stop5h 36m

Lambert-St Louis

Sat 2/21

10:11 am-2:44 pm

1 stop4h 33m

$255

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Wed 2/18

6:10 am-4:30 pm

2 stops10h 20m

Lambert-St Louis

Sat 2/21

2:40 pm-6:05 pm

1 stop3h 25m

$287

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Tue 3/3

4:56 pm-10:14 pm

1 stop5h 18m

Lambert-St Louis

Wed 3/4

11:25 am-6:23 pm

1 stop6h 58m

$315

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Mon 3/9

4:55 pm-10:16 pm

1 stop5h 21m

Lambert-St Louis

Wed 3/11

6:00 am-1:58 pm

1 stop7h 58m

$320

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Wed 2/18

6:10 am-4:30 pm

2 stops10h 20m

Lambert-St Louis

Sat 2/21

12:30 pm-10:10 pm

2 stops9h 40m

$322

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Tue 2/17

6:00 pm-11:36 pm

1 stop5h 36m

Lambert-St Louis

Fri 2/20

6:47 pm-10:52 pm

1 stop4h 05m

$325

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Mon 3/9

9:45 am-6:55 pm

2 stops9h 10m

Lambert-St Louis

Wed 3/11

6:10 am-2:00 pm

2 stops7h 50m

$330

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Mon 4/20

2:55 pm-10:28 pm

1 stop7h 33m

Lambert-St Louis

Sat 4/25

10:10 am-4:14 pm

1 stop6h 04m

$331

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Mon 4/20

3:35 pm-10:55 pm

1 stop7h 20m

Lambert-St Louis

Sat 4/25

6:20 am-3:00 pm

2 stops8h 40m

$336

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Wed 3/4

2:40 pm-9:00 pm

2 stops6h 20m

Lambert-St Louis

Fri 3/6

5:50 pm-10:35 pm

1 stop4h 45m

$337

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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.

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

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 05m
Direct flights	None

The fastest flight from Birmingham, Alabama to St. Louis takes 4h 05m

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 05m.
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?
There are 3 operators available for flights from Birmingham Airport to Lambert-St Louis Airport as of January 2026.
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?
momondo data reveals that the most frequently booked airline on the route from Birmingham, Alabama to St. Louis is Delta, representing 55% of all bookings. The subsequent popular airlines are Southwest at 26% and American Airlines at 20%.

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
Delta	PriceFrom $196	Free Cancellation	Rating 7.9 8,127 reviews	Search Delta flights
Southwest	PriceFrom $218	Free Cancellation	Rating 8.0 4,267 reviews	Search Southwest flights
American Airlines	PriceFrom $231	Free Cancellation	Rating 7.2 11,206 reviews	Search American Airlines flights

St. Charles

Chesterfield

Hermann

Fairview Heights

Maryland Heights

Florissant

O'Fallon

Collinsville

Fenton

St. Peters

Wentzville

Alton

Farmington

Clayton

Edwardsville

Eureka

Festus

Glencoe

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.