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Cheap flights from Birmingham to St. Louis from $455

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 10/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Birmingham to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
5:55 am - 1:25 pm
BHX
-
STL
13h 30m
1 stop
Lufthansa Logo
12:59 pm - 10:00 am
STL
-
BHX
15h 01m
2 stops
$863Lufthansa
Tue, Sep 15 - Sat, Sep 19
United Airlines Logo
6:10 am - 6:38 pm
BHX
-
STL
18h 28m
2 stops
United Airlines Logo
3:40 pm - 12:35 pm
STL
-
BHX
14h 55m
1 stop
$896United Airlines
Sat, Nov 21 - Wed, Nov 25
United Airlines Logo
6:10 am - 6:09 pm
BHX
-
STL
17h 59m
2 stops
United Airlines Logo
3:40 pm - 12:35 pm
STL
-
BHX
14h 55m
1 stop
$897United Airlines
Sat, Nov 21 - Wed, Nov 25
Lufthansa Logo
5:55 am - 10:00 pm
BHX
-
STL
22h 05m
2 stops
Lufthansa Logo
12:59 pm - 10:00 am
STL
-
BHX
15h 01m
2 stops
$899Lufthansa
Tue, Sep 15 - Sat, Sep 19
Lufthansa Logo
5:55 am - 9:21 pm
BHX
-
STL
21h 26m
2 stops
Lufthansa Logo
7:01 pm - 6:00 pm
STL
-
BHX
16h 59m
2 stops
$924Lufthansa
Tue, Oct 6 - Sat, Oct 24
Lufthansa Logo
6:05 pm - 1:25 pm
BHX
-
STL
25h 20m
1 stop
Lufthansa Logo
7:01 pm - 6:00 pm
STL
-
BHX
16h 59m
2 stops
$939Lufthansa
Tue, Oct 6 - Sat, Oct 24
United Airlines Logo
8:35 am - 2:18 pm
BHX
-
STL
58h 43m
2 stops
United Airlines Logo
3:40 pm - 12:35 pm
STL
-
BHX
14h 55m
1 stop
$990United Airlines
Sun, Oct 25 - Fri, Nov 6
Lufthansa Logo
6:00 am - 2:45 pm
BHX
-
STL
13h 45m
1 stop
Lufthansa Logo
3:40 pm - 12:35 pm
STL
-
BHX
14h 55m
1 stop
$996Lufthansa
Sun, Oct 25 - Fri, Nov 6
Lufthansa Logo
5:55 am - 1:25 pm
BHX
-
STL
13h 30m
1 stop
Lufthansa Logo
3:30 pm - 9:45 am
STL
-
BHX
12h 15m
1 stop
$1,028Lufthansa
Mon, Jul 6 - Sun, Jul 12
Multiple Airlines Logo
5:55 am - 1:25 pm
BHX
-
STL
13h 30m
1 stop
Multiple Airlines Logo
8:55 am - 8:05 am
STL
-
BHX
17h 10m
2 stops
$1,030Multiple Airlines
Mon, Jul 6 - Sun, Jul 12

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Lufthansa flights from Birmingham to St. Louis

Our best Lufthansa deals on Birmingham to St. Louis flight tickets
Lufthansa
Sep 15
BHX5:55 amBirmingham
13h 30m
1 stop
STL1:25 pmLambert-St Louis
Sep 19
STL12:59 pmLambert-St Louis
15h 01m
2 stops
BHX10:00 amBirmingham
$863
Lufthansa
Sep 15
BHX5:55 amBirmingham
22h 05m
2 stops
STL10:00 pmLambert-St Louis
Sep 19
STL12:59 pmLambert-St Louis
15h 01m
2 stops
BHX10:00 amBirmingham
$899
Lufthansa
Oct 6
BHX5:55 amBirmingham
21h 26m
2 stops
STL9:21 pmLambert-St Louis
Oct 24
STL7:01 pmLambert-St Louis
16h 59m
2 stops
BHX6:00 pmBirmingham
$924

United Airlines flights from Birmingham to St. Louis

Our best United Airlines deals on Birmingham to St. Louis flight tickets
United Airlines
Nov 21
BHX6:10 amBirmingham
18h 28m
2 stops
STL6:38 pmLambert-St Louis
Nov 25
STL3:40 pmLambert-St Louis
14h 55m
1 stop
BHX12:35 pmBirmingham
$896
United Airlines
Nov 21
BHX6:10 amBirmingham
17h 59m
2 stops
STL6:09 pmLambert-St Louis
Nov 25
STL3:40 pmLambert-St Louis
14h 55m
1 stop
BHX12:35 pmBirmingham
$897
United Airlines
Oct 25
BHX8:35 amBirmingham
58h 43m
2 stops
STL2:18 pmLambert-St Louis
Nov 6
STL3:40 pmLambert-St Louis
14h 55m
1 stop
BHX12:35 pmBirmingham
$990

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 June 15, 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

Cheapest round-trip

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Tue 9/15

5:55 am-1:25 pm

1 stop13h 30m

Lambert-St Louis

Sat 9/19

12:59 pm-10:00 am

2 stops15h 01m

$863

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Sat 11/21

6:10 am-6:38 pm

2 stops18h 28m

Lambert-St Louis

Wed 11/25

3:40 pm-12:35 pm

1 stop14h 55m

$896

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Sat 11/21

6:10 am-6:09 pm

2 stops17h 59m

Lambert-St Louis

Wed 11/25

3:40 pm-12:35 pm

1 stop14h 55m

$897

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Tue 9/15

5:55 am-10:00 pm

2 stops22h 05m

Lambert-St Louis

Sat 9/19

12:59 pm-10:00 am

2 stops15h 01m

$899

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Tue 10/6

5:55 am-9:21 pm

2 stops21h 26m

Lambert-St Louis

Sat 10/24

7:01 pm-6:00 pm

2 stops16h 59m

$924

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Tue 10/6

6:05 pm-1:25 pm

1 stop25h 20m

Lambert-St Louis

Sat 10/24

7:01 pm-6:00 pm

2 stops16h 59m

$939

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Sun 10/25

8:35 am-2:18 pm

2 stops58h 43m

Lambert-St Louis

Fri 11/6

3:40 pm-12:35 pm

1 stop14h 55m

$990

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Sun 10/25

6:00 am-2:45 pm

1 stop13h 45m

Lambert-St Louis

Fri 11/6

3:40 pm-12:35 pm

1 stop14h 55m

$996
Quickest round-trip

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Mon 7/6

5:55 am-1:25 pm

1 stop13h 30m

Lambert-St Louis

Sun 7/12

3:30 pm-9:45 am

1 stop12h 15m

$1,028

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Mon 7/6

5:55 am-1:25 pm

1 stop13h 30m

Lambert-St Louis

Sun 7/12

8:55 am-8:05 am

2 stops17h 10m

$1,030

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 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

13h 30m

Direct flights

None
The fastest flight from Birmingham to St. Louis takes 13h 30m
There are no direct flights from Birmingham to St. Louis. There are no popular flight routes from Birmingham to St. Louis.
Search flight deals

Frequently asked questions about flying from Birmingham to St. Louis

  • 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 13h 30m.

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

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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