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Cheap flights from Birmingham to St. Louis from $888

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 9/3. 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.
United Airlines Logo
6:05 am - 8:46 pm
BHX
-
STL
20h 41m
2 stops
United Airlines Logo
3:35 pm - 9:50 am
STL
-
BHX
36h 15m
2 stops
$888United Airlines
Thu, Sep 3 - Mon, Sep 7
United Airlines Logo
6:05 am - 7:16 pm
BHX
-
STL
19h 11m
2 stops
United Airlines Logo
6:54 pm - 9:50 am
STL
-
BHX
32h 56m
2 stops
$897United Airlines
Thu, Sep 3 - Mon, Sep 7
United Airlines Logo
6:05 am - 8:46 pm
BHX
-
STL
20h 41m
2 stops
United Airlines Logo
3:30 pm - 9:50 am
STL
-
BHX
12h 20m
1 stop
$959United Airlines
Thu, Sep 3 - Mon, Sep 7
United Airlines Logo
6:05 am - 8:46 pm
BHX
-
STL
20h 41m
2 stops
United Airlines Logo
3:30 pm - 9:50 am
STL
-
BHX
12h 20m
1 stop
$961United Airlines
Thu, Sep 3 - Mon, Sep 7
United Airlines Logo
6:05 am - 8:46 pm
BHX
-
STL
20h 41m
2 stops
United Airlines Logo
3:30 pm - 9:50 am
STL
-
BHX
12h 20m
1 stop
$970United Airlines
Thu, Sep 3 - Mon, Sep 7
Lufthansa Logo
5:55 am - 1:25 pm
BHX
-
STL
13h 30m
1 stop
Lufthansa Logo
8:43 am - 9:45 am
STL
-
BHX
19h 02m
2 stops
$981Lufthansa
Mon, Jul 13 - Sun, Jul 19
Lufthansa Logo
5:55 am - 11:29 pm
BHX
-
STL
23h 34m
2 stops
Lufthansa Logo
8:43 am - 9:45 am
STL
-
BHX
19h 02m
2 stops
$987Lufthansa
Mon, Jul 13 - Sun, Jul 19
United Airlines Logo
5:55 am - 1:25 pm
BHX
-
STL
13h 30m
1 stop
United Airlines Logo
9:20 am - 9:45 am
STL
-
BHX
18h 25m
2 stops
$1,028United Airlines
Mon, Jul 13 - Sun, Jul 19
Air Canada Logo
5:55 am - 6:42 pm
BHX
-
STL
42h 47m
2 stops
Air Canada Logo
8:55 am - 9:45 am
STL
-
BHX
18h 50m
2 stops
$1,048Air Canada
Mon, Jul 13 - Sun, Jul 19
Lufthansa Logo
5:55 am - 1:25 pm
BHX
-
STL
13h 30m
1 stop
Lufthansa Logo
3:30 pm - 9:25 pm
STL
-
BHX
23h 55m
1 stop
$1,056Lufthansa
Mon, Jul 13 - Sun, Jul 19

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Lufthansa flights from Birmingham to St. Louis

Our best Lufthansa deals on Birmingham to St. Louis flight tickets
Lufthansa
Jul 13
BHX5:55 amBirmingham
13h 30m
1 stop
STL1:25 pmLambert-St Louis
Jul 19
STL8:43 amLambert-St Louis
19h 02m
2 stops
BHX9:45 amBirmingham
$981
Lufthansa
Jul 13
BHX5:55 amBirmingham
23h 34m
2 stops
STL11:29 pmLambert-St Louis
Jul 19
STL8:43 amLambert-St Louis
19h 02m
2 stops
BHX9:45 amBirmingham
$987
Lufthansa
Jul 13
BHX5:55 amBirmingham
13h 30m
1 stop
STL1:25 pmLambert-St Louis
Jul 19
STL3:30 pmLambert-St Louis
23h 55m
1 stop
BHX9:25 pmBirmingham
$1,056

United Airlines flights from Birmingham to St. Louis

Our best United Airlines deals on Birmingham to St. Louis flight tickets
United Airlines
Sep 3
BHX6:05 amBirmingham
20h 41m
2 stops
STL8:46 pmLambert-St Louis
Sep 7
STL3:35 pmLambert-St Louis
36h 15m
2 stops
BHX9:50 amBirmingham
$888
United Airlines
Sep 3
BHX6:05 amBirmingham
19h 11m
2 stops
STL7:16 pmLambert-St Louis
Sep 7
STL6:54 pmLambert-St Louis
32h 56m
2 stops
BHX9:50 amBirmingham
$897
United Airlines
Sep 3
BHX6:05 amBirmingham
20h 41m
2 stops
STL8:46 pmLambert-St Louis
Sep 7
STL3:30 pmLambert-St Louis
12h 20m
1 stop
BHX9:50 amBirmingham
$959

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 22, 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

Thu 9/3

6:05 am-8:46 pm

2 stops20h 41m

Lambert-St Louis

Mon 9/7

3:35 pm-9:50 am

2 stops36h 15m

$888

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Thu 9/3

6:05 am-7:16 pm

2 stops19h 11m

Lambert-St Louis

Mon 9/7

6:54 pm-9:50 am

2 stops32h 56m

$897

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Thu 9/3

6:05 am-8:46 pm

2 stops20h 41m

Lambert-St Louis

Mon 9/7

3:30 pm-9:50 am

1 stop12h 20m

$959

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Thu 9/3

6:05 am-8:46 pm

2 stops20h 41m

Lambert-St Louis

Mon 9/7

3:30 pm-9:50 am

1 stop12h 20m

$961

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Thu 9/3

6:05 am-8:46 pm

2 stops20h 41m

Lambert-St Louis

Mon 9/7

3:30 pm-9:50 am

1 stop12h 20m

$970

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Mon 7/13

5:55 am-1:25 pm

1 stop13h 30m

Lambert-St Louis

Sun 7/19

8:43 am-9:45 am

2 stops19h 02m

$981

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Mon 7/13

5:55 am-11:29 pm

2 stops23h 34m

Lambert-St Louis

Sun 7/19

8:43 am-9:45 am

2 stops19h 02m

$987
Quickest round-trip

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Mon 7/13

5:55 am-1:25 pm

1 stop13h 30m

Lambert-St Louis

Sun 7/19

9:20 am-9:45 am

2 stops18h 25m

$1,028

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Mon 7/13

5:55 am-6:42 pm

2 stops42h 47m

Lambert-St Louis

Sun 7/19

8:55 am-9:45 am

2 stops18h 50m

$1,048

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Mon 7/13

5:55 am-1:25 pm

1 stop13h 30m

Lambert-St Louis

Sun 7/19

3:30 pm-9:25 pm

1 stop23h 55m

$1,056

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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.

Frequently asked questions about flying from Birmingham to St. Louis

  • How do I get Price Alerts for flights from Birmingham to St. Louis?

    Confirm your travel details to search for the latest offers for flights from Birmingham to St. Louis. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Birmingham to St. Louis with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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
Collinsville
St. Peters
Alton
Wentzville
Farmington
Fenton
Clayton
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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