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Cheap flights from Birmingham to St. Louis from $548

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 9/27. 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.
Scandinavian Airlines Logo
7:15 pm - 11:42 pmBHX  Birmingham-STL Lambert-St Louis
34h 27m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson
Scandinavian Airlines Logo
2:30 pm - 6:35 pmSTL  Lambert-St Louis-BHX Birmingham
22h 05m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen
$812Scandinavian Airlines
Thu, Sep 24 - Mon, Sep 28
Scandinavian Airlines Logo
7:15 pm - 11:42 pmBHX  Birmingham-STL Lambert-St Louis
34h 27m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson
Scandinavian Airlines Logo
2:30 pm - 6:35 pmSTL  Lambert-St Louis-BHX Birmingham
22h 05m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen
$813Scandinavian Airlines
Thu, Sep 24 - Mon, Sep 28
Scandinavian Airlines Logo
7:15 pm - 11:42 pmBHX  Birmingham-STL Lambert-St Louis
34h 27m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson
Scandinavian Airlines Logo
2:30 pm - 6:35 pmSTL  Lambert-St Louis-BHX Birmingham
22h 05m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen
$815Scandinavian Airlines
Thu, Sep 24 - Mon, Sep 28
KLM Logo
1:25 pm - 11:42 pmBHX  Birmingham-STL Lambert-St Louis
16h 17m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
KLM Logo
6:05 pm - 4:50 pmSTL  Lambert-St Louis-BHX Birmingham
16h 45m2 stops Detroit Metropolitan Wayne County Amsterdam Schiphol
$885KLM
Tue, Sep 29 - Tue, Oct 6
KLM Logo
1:25 pm - 11:42 pmBHX  Birmingham-STL Lambert-St Louis
16h 17m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
KLM Logo
6:05 pm - 4:50 pmSTL  Lambert-St Louis-BHX Birmingham
16h 45m2 stops Detroit Metropolitan Wayne County Amsterdam Schiphol
$885KLM
Wed, Sep 30 - Wed, Oct 7
Multiple Airlines Logo
9:25 am - 8:37 pmBHX  Birmingham-STL Lambert-St Louis
17h 12m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
Multiple Airlines Logo
11:51 am - 9:45 amSTL  Lambert-St Louis-BHX Birmingham
15h 54m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle
$906Multiple Airlines
Tue, Feb 9 - Tue, Feb 16
Multiple Airlines Logo
9:25 am - 8:37 pmBHX  Birmingham-STL Lambert-St Louis
17h 12m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
Multiple Airlines Logo
11:51 am - 9:45 amSTL  Lambert-St Louis-BHX Birmingham
15h 54m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle
$907Multiple Airlines
Wed, Feb 3 - Wed, Feb 17
KLM Logo
5:40 pm - 4:47 pmBHX  Birmingham-STL Lambert-St Louis
29h 07m2 stops Amsterdam Schiphol Minneapolis St Paul
KLM Logo
10:29 am - 10:10 pmSTL  Lambert-St Louis-BHX Birmingham
29h 41m2 stops Detroit Metropolitan Wayne County Amsterdam Schiphol
$961KLM
Sun, Sep 13 - Sun, Sep 20
American Airlines Logo
8:15 am - 9:08 pmBHX  Birmingham-STL Lambert-St Louis
18h 53m3 stops Dublin Philadelphia Chicago O'Hare Intl
American Airlines Logo
11:31 am - 12:50 pmSTL  Lambert-St Louis-BHX Birmingham
19h 19m2 stops Chicago O'Hare Intl Dublin
$5,741American Airlines
Wed, Feb 3 - Wed, Feb 17

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KLM flights from Birmingham to St. Louis

Our best KLM deals on Birmingham to St. Louis flight tickets
KLM
Sep 29
BHX1:25 pmBirmingham
16h 17m
2 stops
STL11:42 pmLambert-St Louis
Oct 6
STL6:05 pmLambert-St Louis
16h 45m
2 stops
BHX4:50 pmBirmingham
$885
KLM
Sep 13
BHX5:40 pmBirmingham
29h 07m
2 stops
STL4:47 pmLambert-St Louis
Sep 20
STL10:29 amLambert-St Louis
29h 41m
2 stops
BHX10:10 pmBirmingham
$961

United Airlines flights from Birmingham to St. Louis

Our best United Airlines deals on Birmingham to St. Louis flight tickets
United Airlines
Sep 30
BHX6:05 amBirmingham
21h 16m
3 stops
STL9:21 pmLambert-St Louis
Oct 7
STL7:30 amLambert-St Louis
20h 10m
3 stops
BHX9:40 amBirmingham
$1,384
United Airlines
Sep 27
BHX10:40 amBirmingham
40h 41m
3 stops
STL9:21 pmLambert-St Louis
Oct 4
STL7:01 pmLambert-St Louis
32h 49m
2 stops
BHX9:50 amBirmingham
$1,410
United Airlines
Sep 24
BHX6:05 amBirmingham
18h 36m
2 stops
STL6:41 pmLambert-St Louis
Sep 28
STL3:30 pmLambert-St Louis
19h 55m
1 stop
BHX5:25 pmBirmingham
$1,417

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 August 17, 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 Birmingham - STL Lambert-St Louis

BHXSTL

Birmingham

Thu 9/24

7:15 pm-11:42 pm

2 stops34h 27m

Lambert-St Louis

Mon 9/28

2:30 pm-6:35 pm

2 stops22h 05m

$812

BirminghamSt. Louis

BHX Birmingham - STL Lambert-St Louis

BHXSTL

Birmingham

Thu 9/24

7:15 pm-11:42 pm

2 stops34h 27m

Lambert-St Louis

Mon 9/28

2:30 pm-6:35 pm

2 stops22h 05m

$813

BirminghamSt. Louis

BHX Birmingham - STL Lambert-St Louis

BHXSTL

Birmingham

Thu 9/24

7:15 pm-11:42 pm

2 stops34h 27m

Lambert-St Louis

Mon 9/28

2:30 pm-6:35 pm

2 stops22h 05m

$815
Quickest round-trip

BirminghamSt. Louis

BHX Birmingham - STL Lambert-St Louis

BHXSTL

Birmingham

Tue 9/29

1:25 pm-11:42 pm

2 stops16h 17m

Lambert-St Louis

Tue 10/6

6:05 pm-4:50 pm

2 stops16h 45m

$885

BirminghamSt. Louis

BHX Birmingham - STL Lambert-St Louis

BHXSTL

Birmingham

Wed 9/30

1:25 pm-11:42 pm

2 stops16h 17m

Lambert-St Louis

Wed 10/7

6:05 pm-4:50 pm

2 stops16h 45m

$885

BirminghamSt. Louis

BHX Birmingham - STL Lambert-St Louis

BHXSTL

Birmingham

Tue 2/9

9:25 am-8:37 pm

2 stops17h 12m

Lambert-St Louis

Tue 2/16

11:51 am-9:45 am

2 stops15h 54m

$906

BirminghamSt. Louis

BHX Birmingham - STL Lambert-St Louis

BHXSTL

Birmingham

Wed 2/3

9:25 am-8:37 pm

2 stops17h 12m

Lambert-St Louis

Wed 2/17

11:51 am-9:45 am

2 stops15h 54m

$907

BirminghamSt. Louis

BHX Birmingham - STL Lambert-St Louis

BHXSTL

Birmingham

Sun 9/13

5:40 pm-4:47 pm

2 stops29h 07m

Lambert-St Louis

Sun 9/20

10:29 am-10:10 pm

2 stops29h 41m

$961

BirminghamSt. Louis

BHX Birmingham - STL Lambert-St Louis

BHXSTL

Birmingham

Wed 2/3

8:15 am-9:08 pm

3 stops18h 53m

Lambert-St Louis

Wed 2/17

11:31 am-12:50 pm

2 stops19h 19m

$5,741
Cheapest one-way

BirminghamSt. Louis

BHX Birmingham - STL Lambert-St Louis

BHXSTL

Birmingham

Sun 9/27

7:55 am-4:34 pm

3 stops38h 39m

$548

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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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

Can stopping save me money on Birmingham to St. Louis flights?

You could potentially save up to 54% on your flight if you consider stops on a Birmingham to St. Louis flight.

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

Best Price Found

$548

Fastest flight time

17h 12m

Direct flights

None
The best one-way flight to St. Louis from Birmingham in the past 72 hours is $548. The best round-trip flight deal from Birmingham to St. Louis found on momondo in the last 72 hours is $812.
The fastest flight from Birmingham to St. Louis takes 17h 12m
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 12m.

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