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Cheap flights from Birmingham to St. Louis from $1,084

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Birmingham to St. Louis departing on 9/9. 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.
Scandinavian Airlines Logo
7:15 pm - 11:37 pm
BHX
-
STL
34h 22m
2 stops
Scandinavian Airlines Logo
3:42 pm - 6:35 pm
STL
-
BHX
20h 53m
2 stops
$1,084Scandinavian Airlines
Wed, Sep 9 - Sun, Sep 13
Delta Logo
5:55 am - 5:46 pm
BHX
-
STL
17h 51m
2 stops
Delta Logo
11:13 am - 1:40 pm
STL
-
BHX
20h 27m
2 stops
$1,126Delta
Wed, Jun 3 - Wed, Jun 10
Delta Logo
5:55 am - 5:23 pm
BHX
-
STL
17h 28m
2 stops
Delta Logo
9:21 am - 9:30 am
STL
-
BHX
18h 09m
2 stops
$1,130Delta
Wed, Jun 17 - Tue, Jun 23
Scandinavian Airlines Logo
7:15 pm - 11:37 pm
BHX
-
STL
34h 22m
2 stops
Scandinavian Airlines Logo
3:42 pm - 6:35 pm
STL
-
BHX
20h 53m
2 stops
$1,182Scandinavian Airlines
Wed, Sep 9 - Sun, Sep 13
Aer Lingus Logo
6:40 pm - 11:59 pm
BHX
-
STL
35h 19m
2 stops
Aer Lingus Logo
5:03 pm - 6:10 pm
STL
-
BHX
43h 07m
2 stops
$1,281Aer Lingus
Sun, Jun 14 - Wed, Jun 17
United Airlines Logo
6:05 am - 1:25 pm
BHX
-
STL
13h 20m
1 stop
United Airlines Logo
4:52 pm - 5:25 pm
STL
-
BHX
42h 33m
2 stops
$1,401United Airlines
Wed, Sep 9 - Sun, Sep 13
United Airlines Logo
6:05 am - 1:25 pm
BHX
-
STL
13h 20m
1 stop
United Airlines Logo
4:52 pm - 5:25 pm
STL
-
BHX
42h 33m
2 stops
$1,404United Airlines
Wed, Sep 9 - Sun, Sep 13
United Airlines Logo
6:05 am - 6:41 pm
BHX
-
STL
18h 36m
2 stops
United Airlines Logo
5:32 pm - 5:25 pm
STL
-
BHX
41h 53m
3 stops
$1,410United Airlines
Wed, Sep 9 - Sun, Sep 13
Multiple Airlines Logo
10:40 am - 12:06 pm
BHX
-
STL
55h 26m
2 stops
Multiple Airlines Logo
1:05 pm - 8:55 pm
STL
-
BHX
25h 50m
3 stops
$1,427Multiple Airlines
Sun, Jun 14 - Wed, Jun 17
KLM Logo
5:55 am - 8:37 pm
BHX
-
STL
20h 42m
2 stops
KLM Logo
6:58 pm - 8:35 am
STL
-
BHX
31h 37m
2 stops
$1,434KLM
Sat, Jul 18 - Sun, Jul 26

Scandinavian Airlines flights from Birmingham to St. Louis

Our best Scandinavian Airlines deals on Birmingham to St. Louis flight tickets
Scandinavian Airlines
Sep 9
BHX7:15 pmBirmingham
34h 22m
2 stops
STL11:37 pmLambert-St Louis
Sep 13
STL3:42 pmLambert-St Louis
20h 53m
2 stops
BHX6:35 pmBirmingham
$1,084
Scandinavian Airlines
Sep 9
BHX7:15 pmBirmingham
34h 22m
2 stops
STL11:37 pmLambert-St Louis
Sep 13
STL3:42 pmLambert-St Louis
20h 53m
2 stops
BHX6:35 pmBirmingham
$1,182

United Airlines flights from Birmingham to St. Louis

Our best United Airlines deals on Birmingham to St. Louis flight tickets
United Airlines
Sep 9
BHX6:05 amBirmingham
13h 20m
1 stop
STL1:25 pmLambert-St Louis
Sep 13
STL4:52 pmLambert-St Louis
42h 33m
2 stops
BHX5:25 pmBirmingham
$1,401
United Airlines
Sep 9
BHX6:05 amBirmingham
13h 20m
1 stop
STL1:25 pmLambert-St Louis
Sep 13
STL4:52 pmLambert-St Louis
42h 33m
2 stops
BHX5:25 pmBirmingham
$1,404
United Airlines
Sep 9
BHX6:05 amBirmingham
18h 36m
2 stops
STL6:41 pmLambert-St Louis
Sep 13
STL5:32 pmLambert-St Louis
41h 53m
3 stops
BHX5:25 pmBirmingham
$1,410

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 May 10, 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

Wed 9/9

7:15 pm-11:37 pm

2 stops34h 22m

Lambert-St Louis

Sun 9/13

3:42 pm-6:35 pm

2 stops20h 53m

$1,084

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Wed 6/3

5:55 am-5:46 pm

2 stops17h 51m

Lambert-St Louis

Wed 6/10

11:13 am-1:40 pm

2 stops20h 27m

$1,126
Quickest round-trip

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Wed 6/17

5:55 am-5:23 pm

2 stops17h 28m

Lambert-St Louis

Tue 6/23

9:21 am-9:30 am

2 stops18h 09m

$1,130

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Wed 9/9

7:15 pm-11:37 pm

2 stops34h 22m

Lambert-St Louis

Sun 9/13

3:42 pm-6:35 pm

2 stops20h 53m

$1,182

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Sun 6/14

6:40 pm-11:59 pm

2 stops35h 19m

Lambert-St Louis

Wed 6/17

5:03 pm-6:10 pm

2 stops43h 07m

$1,281

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Wed 9/9

6:05 am-1:25 pm

1 stop13h 20m

Lambert-St Louis

Sun 9/13

4:52 pm-5:25 pm

2 stops42h 33m

$1,401

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Wed 9/9

6:05 am-1:25 pm

1 stop13h 20m

Lambert-St Louis

Sun 9/13

4:52 pm-5:25 pm

2 stops42h 33m

$1,404

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Wed 9/9

6:05 am-6:41 pm

2 stops18h 36m

Lambert-St Louis

Sun 9/13

5:32 pm-5:25 pm

3 stops41h 53m

$1,410

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Sun 6/14

10:40 am-12:06 pm

2 stops55h 26m

Lambert-St Louis

Wed 6/17

1:05 pm-8:55 pm

3 stops25h 50m

$1,427

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Sat 7/18

5:55 am-8:37 pm

2 stops20h 42m

Lambert-St Louis

Sun 7/26

6:58 pm-8:35 am

2 stops31h 37m

$1,434

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

17h 51m

Direct flights

None
The fastest flight from Birmingham to St. Louis takes 17h 51m
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 17h 51m.

  • 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
Maryland Heights
O'Fallon
Florissant
St. Peters
Collinsville
Wentzville
Alton
Fenton
Farmington
Festus
Clayton
Eureka
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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