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 10/31. 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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Find the cheapest flights from Birmingham to St. Louis (BHX-STL)

Cheap round-trip flights

Scandinavian Airlines Logo
7:10 pm - 10:04 pmBHX-STL
32h 54m2 stops
Scandinavian Airlines Logo
3:59 pm - 6:30 pmSTL-BHX
21h 31m2 stops
$970Scandinavian Airlines
Find Deal
Fri, Oct 24 - Thu, Oct 30
United Airlines Logo
6:00 am - 4:46 pmBHX-STL
39h 46m2 stops
United Airlines Logo
4:43 pm - 12:35 pmSTL-BHX
37h 52m2 stops
$1,018United Airlines
Find Deal
Sat, Nov 1 - Sat, Nov 15
Lufthansa Logo
5:55 am - 3:44 pmBHX-STL
15h 49m2 stops
Lufthansa Logo
7:04 pm - 8:45 amSTL-BHX
31h 41m2 stops
$1,039Lufthansa
Find Deal
Thu, Sep 18 - Wed, Sep 24
Lufthansa Logo
5:55 am - 3:44 pmBHX-STL
15h 49m2 stops
Lufthansa Logo
12:25 pm - 8:45 amSTL-BHX
14h 20m2 stops
$1,045Lufthansa
Find Deal
Thu, Sep 18 - Thu, Sep 25
 Logo
5:55 am - 9:56 pmBHX-STL
22h 01m3 stops
 Logo
1:30 pm - 12:15 pmSTL-BHX
16h 45m2 stops
$1,065
Find Deal
Thu, Sep 18 - Wed, Sep 24
Delta Logo
6:00 am - 4:43 pmBHX-STL
16h 43m2 stops
Delta Logo
6:09 pm - 5:50 pmSTL-BHX
17h 41m2 stops
$1,494Delta
Find Deal
Mon, Nov 3 - Mon, Nov 17
Delta Logo
6:00 am - 4:43 pmBHX-STL
16h 43m2 stops
Delta Logo
6:09 pm - 5:50 pmSTL-BHX
17h 41m2 stops
$1,502Delta
Find Deal
Mon, Nov 3 - Mon, Nov 17
 Logo
7:45 pm - 7:38 pmBHX-STL
29h 53m3 stops
 Logo
9:15 am - 2:30 pmSTL-BHX
23h 15m3 stops
$1,525
Find Deal
Sat, Oct 18 - Sat, Oct 25
American Airlines Logo
8:15 am - 10:14 amBHX-STL
31h 59m2 stops
American Airlines Logo
10:49 am - 12:50 pmSTL-BHX
20h 01m2 stops
$1,981American Airlines
Find Deal
Mon, Nov 17 - Tue, Dec 2
American Airlines Logo
8:15 am - 7:30 pmBHX-STL
17h 15m2 stops
American Airlines Logo
10:47 am - 12:50 pmSTL-BHX
20h 03m2 stops
$2,022American Airlines
Find Deal
Fri, Nov 14 - Thu, Dec 4

United Airlines flights from Birmingham to St. Louis

Our best United Airlines deals on Birmingham to St. Louis flight tickets
United Airlines
Nov 1
BHX6:00 amBirmingham
39h 46m
2 stops
STL4:46 pmLambert-St Louis
Nov 15
STL4:43 pmLambert-St Louis
37h 52m
2 stops
BHX12:35 pmBirmingham
United Airlines
Nov 1
BHX6:00 amBirmingham
43h 16m
2 stops
STL8:16 pmLambert-St Louis
Nov 15
STL10:00 amLambert-St Louis
20h 35m
2 stops
BHX12:35 pmBirmingham
United Airlines
Nov 1
BHX1:20 pmBirmingham
32h 26m
2 stops
STL4:46 pmLambert-St Louis
Nov 30
STL4:35 pmLambert-St Louis
38h 10m
2 stops
BHX12:45 pmBirmingham

Delta flights from Birmingham to St. Louis

Our best Delta deals on Birmingham to St. Louis flight tickets
Delta
Nov 3
BHX6:00 amBirmingham
16h 43m
2 stops
STL4:43 pmLambert-St Louis
Nov 17
STL6:09 pmLambert-St Louis
17h 41m
2 stops
BHX5:50 pmBirmingham
Delta
Nov 3
BHX6:00 amBirmingham
16h 43m
2 stops
STL4:43 pmLambert-St Louis
Nov 17
STL6:09 pmLambert-St Louis
17h 41m
2 stops
BHX5:50 pmBirmingham
Delta
Nov 3
BHX6:00 amBirmingham
16h 43m
2 stops
STL4:43 pmLambert-St Louis
Nov 17
STL6:09 pmLambert-St Louis
17h 41m
2 stops
BHX5:50 pmBirmingham

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 September 3, 2025.
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

Fri 10/24

7:10 pm-10:04 pm

2 stops32h 54m

Lambert-St Louis

Thu 10/30

3:59 pm-6:30 pm

2 stops21h 31m

$970

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Sat 11/1

6:00 am-4:46 pm

2 stops39h 46m

Lambert-St Louis

Sat 11/15

4:43 pm-12:35 pm

2 stops37h 52m

$1,018

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Thu 9/18

5:55 am-3:44 pm

2 stops15h 49m

Lambert-St Louis

Wed 9/24

7:04 pm-8:45 am

2 stops31h 41m

$1,039

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Thu 9/18

5:55 am-3:44 pm

2 stops15h 49m

Lambert-St Louis

Thu 9/25

12:25 pm-8:45 am

2 stops14h 20m

$1,045

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Thu 9/18

5:55 am-9:56 pm

3 stops22h 01m

Lambert-St Louis

Wed 9/24

1:30 pm-12:15 pm

2 stops16h 45m

$1,065

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Mon 11/3

6:00 am-4:43 pm

2 stops16h 43m

Lambert-St Louis

Mon 11/17

6:09 pm-5:50 pm

2 stops17h 41m

$1,494

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Mon 11/3

6:00 am-4:43 pm

2 stops16h 43m

Lambert-St Louis

Mon 11/17

6:09 pm-5:50 pm

2 stops17h 41m

$1,502

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Sat 10/18

7:45 pm-7:38 pm

3 stops29h 53m

Lambert-St Louis

Sat 10/25

9:15 am-2:30 pm

3 stops23h 15m

$1,525

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Mon 11/17

8:15 am-10:14 am

2 stops31h 59m

Lambert-St Louis

Tue 12/2

10:49 am-12:50 pm

2 stops20h 01m

$1,981

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Fri 11/14

8:15 am-7:30 pm

2 stops17h 15m

Lambert-St Louis

Thu 12/4

10:47 am-12:50 pm

2 stops20h 03m

$2,022

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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 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 $1,061. The month of September is another great option to travel to St. Louis, with average flight prices from Birmingham averaging around $1,093.

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

Direct flights

None
There are no direct flights from Birmingham to St. Louis. There are no popular flight routes 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 35m.

  • 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
Fenton
Collinsville
Wentzville
Alton
St. Peters
Farmington
Festus
Glencoe
Clayton
Edwardsville
Eureka
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?

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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1 adult
Mon 9/8
Mon 9/15

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