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Cheap flights from Birmingham to St. Louis from $529

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 to St. Louis departing on 3/11. 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 to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
8:45 pm - 9:05 am
BHX
-
STL
41h 20m
2 stops
KLM Logo
6:59 pm - 8:35 am
STL
-
BHX
31h 36m
2 stops
$1,159KLM
Sun, Mar 22 - Sun, Mar 29
American Airlines Logo
8:10 am - 10:19 pm
BHX
-
STL
20h 09m
2 stops
American Airlines Logo
5:21 pm - 7:55 pm
STL
-
BHX
20h 34m
2 stops
$1,204American Airlines
Tue, Apr 7 - Tue, Apr 14
United Airlines Logo
5:55 am - 10:28 pm
BHX
-
STL
22h 33m
2 stops
United Airlines Logo
7:45 am - 9:40 am
STL
-
BHX
19h 55m
2 stops
$1,257United Airlines
Sat, Apr 18 - Wed, Apr 22
United Airlines Logo
5:55 am - 9:47 pm
BHX
-
STL
21h 52m
2 stops
United Airlines Logo
6:05 pm - 5:15 pm
STL
-
BHX
41h 10m
2 stops
$1,258United Airlines
Sat, Apr 18 - Wed, Apr 22
United Airlines Logo
5:55 am - 10:28 pm
BHX
-
STL
22h 33m
2 stops
United Airlines Logo
2:40 pm - 5:30 pm
STL
-
BHX
20h 50m
2 stops
$1,261United Airlines
Sat, Apr 18 - Wed, Apr 22
United Airlines Logo
5:55 am - 10:28 pm
BHX
-
STL
22h 33m
2 stops
United Airlines Logo
6:15 am - 5:30 pm
STL
-
BHX
29h 15m
3 stops
$1,283United Airlines
Sat, Apr 18 - Wed, Apr 22
United Airlines Logo
5:55 am - 7:22 pm
BHX
-
STL
19h 27m
2 stops
United Airlines Logo
6:15 am - 5:30 pm
STL
-
BHX
29h 15m
3 stops
$1,285United Airlines
Sat, Apr 18 - Wed, Apr 22
Lufthansa Logo
6:05 pm - 1:25 pm
BHX
-
STL
25h 20m
1 stop
Lufthansa Logo
1:10 pm - 5:10 pm
STL
-
BHX
22h 00m
2 stops
$1,303Lufthansa
Tue, Apr 7 - Tue, Apr 14
Multiple Airlines Logo
12:20 pm - 1:25 pm
BHX
-
STL
31h 05m
3 stops
Multiple Airlines Logo
4:05 pm - 5:35 pm
STL
-
BHX
19h 30m
2 stops
$1,366Multiple Airlines
Tue, Apr 7 - Tue, Apr 14
Multiple Airlines Logo
9:20 am - 3:11 pm
BHX
-
STL
34h 51m
1 stop
Multiple Airlines Logo
11:21 am - 6:35 pm
STL
-
BHX
25h 14m
2 stops
$1,413Multiple Airlines
Sun, Mar 22 - Sun, Mar 29

United Airlines flights from Birmingham to St. Louis

Our best United Airlines deals on Birmingham to St. Louis flight tickets
United Airlines
Apr 18
BHX5:55 amBirmingham
22h 33m
2 stops
STL10:28 pmLambert-St Louis
Apr 22
STL7:45 amLambert-St Louis
19h 55m
2 stops
BHX9:40 amBirmingham
$1,257
United Airlines
Apr 18
BHX5:55 amBirmingham
21h 52m
2 stops
STL9:47 pmLambert-St Louis
Apr 22
STL6:05 pmLambert-St Louis
41h 10m
2 stops
BHX5:15 pmBirmingham
$1,258
United Airlines
Apr 18
BHX5:55 amBirmingham
22h 33m
2 stops
STL10:28 pmLambert-St Louis
Apr 22
STL2:40 pmLambert-St Louis
20h 50m
2 stops
BHX5:30 pmBirmingham
$1,261

Lufthansa flights from Birmingham to St. Louis

Our best Lufthansa deals on Birmingham to St. Louis flight tickets
Lufthansa
Apr 7
BHX6:05 pmBirmingham
25h 20m
1 stop
STL1:25 pmLambert-St Louis
Apr 14
STL1:10 pmLambert-St Louis
22h 00m
2 stops
BHX5:10 pmBirmingham
$1,303
Lufthansa
Feb 27
BHX8:45 amBirmingham
21h 14m
2 stops
STL11:59 pmLambert-St Louis
Mar 1
STL3:50 pmLambert-St Louis
14h 45m
1 stop
BHX12:35 pmBirmingham
$1,744

momondo Fare Finder

 
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, momondo users made 832,500 searches. Data last updated February 24, 2026.
Use the filters below to find and compare flights from Birmingham to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Sun 3/22

8:45 pm-9:05 am

2 stops41h 20m

Lambert-St Louis

Sun 3/29

6:59 pm-8:35 am

2 stops31h 36m

$1,159

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Tue 4/7

8:10 am-10:19 pm

2 stops20h 09m

Lambert-St Louis

Tue 4/14

5:21 pm-7:55 pm

2 stops20h 34m

$1,204

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Sat 4/18

5:55 am-10:28 pm

2 stops22h 33m

Lambert-St Louis

Wed 4/22

7:45 am-9:40 am

2 stops19h 55m

$1,257

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Sat 4/18

5:55 am-9:47 pm

2 stops21h 52m

Lambert-St Louis

Wed 4/22

6:05 pm-5:15 pm

2 stops41h 10m

$1,258

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Sat 4/18

5:55 am-10:28 pm

2 stops22h 33m

Lambert-St Louis

Wed 4/22

2:40 pm-5:30 pm

2 stops20h 50m

$1,261

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Sat 4/18

5:55 am-10:28 pm

2 stops22h 33m

Lambert-St Louis

Wed 4/22

6:15 am-5:30 pm

3 stops29h 15m

$1,283

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Sat 4/18

5:55 am-7:22 pm

2 stops19h 27m

Lambert-St Louis

Wed 4/22

6:15 am-5:30 pm

3 stops29h 15m

$1,285

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Tue 4/7

6:05 pm-1:25 pm

1 stop25h 20m

Lambert-St Louis

Tue 4/14

1:10 pm-5:10 pm

2 stops22h 00m

$1,303

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Tue 4/7

12:20 pm-1:25 pm

3 stops31h 05m

Lambert-St Louis

Tue 4/14

4:05 pm-5:35 pm

2 stops19h 30m

$1,366

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Sun 3/22

9:20 am-3:11 pm

1 stop34h 51m

Lambert-St Louis

Sun 3/29

11:21 am-6:35 pm

2 stops25h 14m

$1,413

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 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 airline that flies from Birmingham to Lambert-St Louis?

Lufthansa and United Airlines are the most popular carriers operating from Birmingham to Lambert-St Louis

When to book flights from Birmingham to St. Louis

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

Cheap Birmingham to St. Louis (BHX to STL) flight deals and tips

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

Fastest flight time

17h 55m

Direct flights

None
The fastest flight from Birmingham to St. Louis takes 17h 55m
There are no direct flights from Birmingham to St. Louis. There are no popular flight routes from Birmingham to St. Louis.
Search flight deals

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

    Birmingham and Lambert-St Louis are 4100.3 mi apart from one another. In terms of flight time, this usually takes a little over 17h 55m.

  • 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 are updated daily.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Birmingham Airport to Lambert-St Louis Airport.

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

    The required travel and health documents for your Lambert-St Louis Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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
Florissant
Maryland Heights
O'Fallon
St. Peters
Wentzville
Collinsville
Fenton
Alton
Farmington
Clayton
Edwardsville
Festus
Eureka
Litchfield
Glencoe
Grafton

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?

momondo does allow users to show only those flights to St. Louis from Birmingham which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to St. Louis from Birmingham.

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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