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Cheap flights from Birmingham to St. Louis from $700

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 7/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 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.
United Airlines Logo
6:10 am - 6:38 pm
BHX
-
STL
18h 28m
2 stops
United Airlines Logo
9:23 am - 12:35 pm
STL
-
BHX
21h 12m
2 stops
$894United Airlines
Sat, Nov 21 - Wed, Nov 25
United Airlines Logo
6:10 am - 8:59 pm
BHX
-
STL
20h 49m
2 stops
United Airlines Logo
1:00 pm - 12:35 pm
STL
-
BHX
17h 35m
2 stops
$898United Airlines
Sat, Nov 21 - Wed, Nov 25
Air France Logo
6:00 am - 4:46 pm
BHX
-
STL
16h 46m
2 stops
Air France Logo
11:18 am - 9:30 am
STL
-
BHX
16h 12m
2 stops
$981Air France
Wed, Jul 1 - Sat, Jul 11
Lufthansa Logo
6:05 am - 1:25 pm
BHX
-
STL
13h 20m
1 stop
Lufthansa Logo
12:55 pm - 5:10 pm
STL
-
BHX
22h 15m
2 stops
$991Lufthansa
Wed, Jul 1 - Sat, Jul 11
Multiple Airlines Logo
6:00 am - 4:46 pm
BHX
-
STL
16h 46m
2 stops
Multiple Airlines Logo
11:18 am - 8:35 am
STL
-
BHX
15h 17m
2 stops
$1,031Multiple Airlines
Sat, Jun 27 - Fri, Jul 3
Delta Logo
10:35 am - 11:23 pm
BHX
-
STL
18h 48m
2 stops
Delta Logo
5:36 pm - 1:40 pm
STL
-
BHX
14h 04m
2 stops
$1,034Delta
Sun, Jun 28 - Sat, Jul 4
KLM Logo
9:15 am - 8:37 pm
BHX
-
STL
17h 22m
2 stops
KLM Logo
11:18 am - 8:35 am
STL
-
BHX
15h 17m
2 stops
$1,100KLM
Wed, Jul 8 - Wed, Jul 29
Multiple Airlines Logo
5:55 am - 4:46 pm
BHX
-
STL
16h 51m
2 stops
Multiple Airlines Logo
5:36 pm - 1:40 pm
STL
-
BHX
14h 04m
2 stops
$1,105Multiple Airlines
Wed, Jul 8 - Wed, Jul 29
Multiple Airlines Logo
8:10 am - 8:25 pm
BHX
-
STL
18h 15m
3 stops
Multiple Airlines Logo
2:40 pm - 9:45 am
STL
-
BHX
37h 05m
2 stops
$1,154Multiple Airlines
Sun, Jun 28 - Sat, Jul 4
Multiple Airlines Logo
11:15 pm - 8:25 pm
BHX
-
STL
27h 10m
3 stops
Multiple Airlines Logo
2:40 pm - 5:35 pm
STL
-
BHX
20h 55m
2 stops
$1,204Multiple Airlines
Sat, Jun 27 - Fri, Jul 3

Lufthansa flights from Birmingham to St. Louis

Our best Lufthansa deals on Birmingham to St. Louis flight tickets
Lufthansa
Jul 1
BHX6:05 amBirmingham
13h 20m
1 stop
STL1:25 pmLambert-St Louis
Jul 11
STL12:55 pmLambert-St Louis
22h 15m
2 stops
BHX5:10 pmBirmingham
$991
Lufthansa
Jun 27
BHX5:55 amBirmingham
23h 49m
2 stops
STL11:44 pmLambert-St Louis
Jul 3
STL3:30 pmLambert-St Louis
12h 20m
1 stop
BHX9:50 amBirmingham
$1,296
Lufthansa
Jul 8
BHX6:05 amBirmingham
13h 20m
1 stop
STL1:25 pmLambert-St Louis
Jul 29
STL6:00 amLambert-St Louis
21h 40m
2 stops
BHX9:40 amBirmingham
$1,444

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
23h 15m
2 stops
STL11:25 pmLambert-St Louis
Nov 25
STL3:40 pmLambert-St Louis
14h 55m
1 stop
BHX12:35 pmBirmingham
$894
United Airlines
Nov 21
BHX6:10 amBirmingham
20h 49m
2 stops
STL8:59 pmLambert-St Louis
Nov 25
STL1:00 pmLambert-St Louis
17h 35m
2 stops
BHX12:35 pmBirmingham
$898
United Airlines
Nov 21
BHX6:10 amBirmingham
20h 49m
2 stops
STL8:59 pmLambert-St Louis
Nov 25
STL9:23 amLambert-St Louis
21h 12m
2 stops
BHX12:35 pmBirmingham
$1,402

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 7, 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

Sat 11/21

6:10 am-6:38 pm

2 stops18h 28m

Lambert-St Louis

Wed 11/25

9:23 am-12:35 pm

2 stops21h 12m

$894

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Sat 11/21

6:10 am-8:59 pm

2 stops20h 49m

Lambert-St Louis

Wed 11/25

1:00 pm-12:35 pm

2 stops17h 35m

$898

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Wed 7/1

6:00 am-4:46 pm

2 stops16h 46m

Lambert-St Louis

Sat 7/11

11:18 am-9:30 am

2 stops16h 12m

$981

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Wed 7/1

6:05 am-1:25 pm

1 stop13h 20m

Lambert-St Louis

Sat 7/11

12:55 pm-5:10 pm

2 stops22h 15m

$991

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Sat 6/27

6:00 am-4:46 pm

2 stops16h 46m

Lambert-St Louis

Fri 7/3

11:18 am-8:35 am

2 stops15h 17m

$1,031

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Sun 6/28

10:35 am-11:23 pm

2 stops18h 48m

Lambert-St Louis

Sat 7/4

5:36 pm-1:40 pm

2 stops14h 04m

$1,034

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Wed 7/8

9:15 am-8:37 pm

2 stops17h 22m

Lambert-St Louis

Wed 7/29

11:18 am-8:35 am

2 stops15h 17m

$1,100
Quickest round-trip

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Wed 7/8

5:55 am-4:46 pm

2 stops16h 51m

Lambert-St Louis

Wed 7/29

5:36 pm-1:40 pm

2 stops14h 04m

$1,105

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Sun 6/28

8:10 am-8:25 pm

3 stops18h 15m

Lambert-St Louis

Sat 7/4

2:40 pm-9:45 am

2 stops37h 05m

$1,154

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Sat 6/27

11:15 pm-8:25 pm

3 stops27h 10m

Lambert-St Louis

Fri 7/3

2:40 pm-5:35 pm

2 stops20h 55m

$1,204

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 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 typical price of a round-trip flight between Birmingham and St. Louis?

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

In general, April is the cheapest month to fly from Birmingham to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. The month of January is another great option to travel to St. Louis, with average flight prices from Birmingham averaging around $0.

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

16h 46m

Direct flights

None
The fastest flight from Birmingham to St. Louis takes 16h 46m
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 16h 46m.

  • 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
Fenton
Alton
Wentzville
Farmington
Festus
Eureka
Clayton
Litchfield
Edwardsville
Shrewsbury
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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