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Cheap flights from Alabama to St. Louis from $27

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Alabama to St. Louis departing on 5/12. 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
0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Alabama to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
8:05 am - 8:52 am
ATL
-
STL
1h 47mnonstop
Frontier Logo
5:06 pm - 8:07 pm
STL
-
ATL
2h 01mnonstop
$101Frontier
Sat, Jun 20 - Wed, Jun 24
Frontier Logo
7:11 pm - 11:41 am
ATL
-
STL
17h 30m
1 stop
Frontier Logo
6:55 pm - 9:45 pm
STL
-
ATL
1h 50mnonstop
$103Frontier
Wed, May 6 - Thu, May 7
Multiple Airlines Logo
1:42 pm - 12:21 am
PNS
-
STL
10h 39m
1 stop
Multiple Airlines Logo
9:18 pm - 3:53 pm
STL
-
PNS
42h 35m
2 stops
$260Multiple Airlines
Thu, May 7 - Mon, May 11
Multiple Airlines Logo
4:48 pm - 8:55 am
PNS
-
STL
16h 07m
2 stops
Multiple Airlines Logo
4:19 pm - 3:53 pm
STL
-
PNS
23h 34m
1 stop
$272Multiple Airlines
Tue, May 19 - Sun, May 24
United Airlines Logo
5:40 pm - 11:00 pm
CHA
-
STL
6h 20m
1 stop
United Airlines Logo
9:16 am - 5:20 pm
STL
-
CHA
7h 04m
1 stop
$290United Airlines
Fri, Aug 28 - Sat, Aug 29
Delta Logo
6:40 pm - 11:59 pm
BHM
-
STL
5h 19m
1 stop
Delta Logo
6:00 am - 9:49 am
STL
-
BHM
3h 49m
1 stop
$295Delta
Wed, May 13 - Wed, May 20
Southwest Logo
6:05 pm - 7:50 pm
PNS
-
STL
1h 45mnonstop
Southwest Logo
4:20 pm - 8:15 pm
STL
-
PNS
3h 55m
1 stop
$298Southwest
Wed, Aug 19 - Sun, Aug 23
Southwest Logo
6:20 am - 1:00 pm
BHM
-
STL
6h 40m
1 stop
Southwest Logo
2:10 pm - 8:15 pm
STL
-
BHM
6h 05m
2 stops
$300Southwest
Wed, May 13 - Wed, May 13
Delta Logo
6:00 am - 9:44 am
PNS
-
STL
3h 44m
1 stop
Delta Logo
6:00 am - 10:39 am
STL
-
PNS
4h 39m
1 stop
$301Delta
Fri, May 29 - Sun, May 31
United Airlines Logo
4:55 pm - 10:30 pm
MGM
-
STL
5h 35m
1 stop
United Airlines Logo
6:00 am - 12:10 pm
STL
-
MGM
6h 10m
1 stop
$308United Airlines
Sat, May 2 - Wed, May 6

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Southwest flights from Alabama to St. Louis

Our best Southwest deals on Alabama to St. Louis flight tickets
Southwest
Aug 19
PNS6:05 pmPensacola
1h 45m
STL7:50 pmLambert-St Louis
Aug 23
STL4:20 pmLambert-St Louis
3h 55m
1 stop
PNS8:15 pmPensacola
$298
Southwest
May 13
BHM6:20 amBirmingham
6h 40m
1 stop
STL1:00 pmLambert-St Louis
May 13
STL2:10 pmLambert-St Louis
6h 05m
2 stops
BHM8:15 pmBirmingham
$300
Southwest
May 13
BHM12:00 pmBirmingham
8h 00m
2 stops
STL8:00 pmLambert-St Louis
May 20
STL5:35 amLambert-St Louis
5h 50m
2 stops
BHM11:25 amBirmingham
$305

Frontier flights from Alabama to St. Louis

Our best Frontier deals on Alabama to St. Louis flight tickets
Frontier
Jun 20
ATL8:05 amAtlanta Hartsfield-Jackson
1h 47m
STL8:52 amLambert-St Louis
Jun 24
STL5:06 pmLambert-St Louis
2h 01m
ATL8:07 pmAtlanta Hartsfield-Jackson
$101
Frontier
May 6
ATL7:11 pmAtlanta Hartsfield-Jackson
17h 30m
1 stop
STL11:41 amLambert-St Louis
May 7
STL6:55 pmLambert-St Louis
1h 50m
ATL9:45 pmAtlanta Hartsfield-Jackson
$103
Frontier
May 6
ATL11:15 amAtlanta Hartsfield-Jackson
25h 26m
1 stop
STL11:41 amLambert-St Louis
May 12
STL6:33 pmLambert-St Louis
1h 50m
ATL9:23 pmAtlanta Hartsfield-Jackson
$104

momondo Fare Finder

 
Customize your flight search to find flights from Alabama 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 April 19, 2026.
Use the filters below to find and compare flights from Alabama to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

AtlantaSt. Louis

ATL - STL

ATLSTL

Atlanta Hartsfield-Jackson

Sat 6/20

8:05 am-8:52 am

Nonstop1h 47m

Lambert-St Louis

Wed 6/24

5:06 pm-8:07 pm

Nonstop2h 01m

$101

AtlantaSt. Louis

ATL - STL

ATLSTL

Atlanta Hartsfield-Jackson

Wed 5/6

7:11 pm-11:41 am

1 stop17h 30m

Lambert-St Louis

Thu 5/7

6:55 pm-9:45 pm

Nonstop1h 50m

$103

PensacolaSt. Louis

PNS - STL

PNSSTL

Pensacola

Thu 5/7

1:42 pm-12:21 am

1 stop10h 39m

Lambert-St Louis

Mon 5/11

9:18 pm-3:53 pm

2 stops42h 35m

$260

PensacolaSt. Louis

PNS - STL

PNSSTL

Pensacola

Tue 5/19

4:48 pm-8:55 am

2 stops16h 07m

Lambert-St Louis

Sun 5/24

4:19 pm-3:53 pm

1 stop23h 34m

$272

ChattanoogaSt. Louis

CHA - STL

CHASTL

Chattanooga Lovell Field

Fri 8/28

5:40 pm-11:00 pm

1 stop6h 20m

Lambert-St Louis

Sat 8/29

9:16 am-5:20 pm

1 stop7h 04m

$290

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Wed 5/13

6:40 pm-11:59 pm

1 stop5h 19m

Lambert-St Louis

Wed 5/20

6:00 am-9:49 am

1 stop3h 49m

$295

PensacolaSt. Louis

PNS - STL

PNSSTL

Pensacola

Wed 8/19

6:05 pm-7:50 pm

Nonstop1h 45m

Lambert-St Louis

Sun 8/23

4:20 pm-8:15 pm

1 stop3h 55m

$298

BirminghamSt. Louis

BHM - STL

BHMSTL

Birmingham

Wed 5/13

6:20 am-1:00 pm

1 stop6h 40m

Lambert-St Louis

Wed 5/13

2:10 pm-8:15 pm

2 stops6h 05m

$300

PensacolaSt. Louis

PNS - STL

PNSSTL

Pensacola

Fri 5/29

6:00 am-9:44 am

1 stop3h 44m

Lambert-St Louis

Sun 5/31

6:00 am-10:39 am

1 stop4h 39m

$301

MontgomerySt. Louis

MGM - STL

MGMSTL

Montgomery Dannelly Field

Sat 5/2

4:55 pm-10:30 pm

1 stop5h 35m

Lambert-St Louis

Wed 5/6

6:00 am-12:10 pm

1 stop6h 10m

$308

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to St. Louis from

How to get the cheapest flight ticket from Alabama 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, June is the cheapest month to fly from Alabama to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $261. The month of July is another great option to travel to St. Louis, with average flight prices from Alabama averaging around $283.

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

You could potentially save up to 14% on your flight if you consider stops on a Alabama to St. Louis flight.

Cheap Alabama to St. Louis flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Alabama to St. Louis

Fastest flight time

1h 35m

Direct flights

Every day

Airports in St. Louis

1 airport
The fastest flight from Alabama to St. Louis takes 1h 35m
Direct flights go from Alabama to St. Louis every day.
There is 1 airport in St. Louis. From Alabama there are direct flights to Lambert-St Louis (STL).
Search flight deals

Frequently asked questions about flying from Alabama to St. Louis

  • When did momondo last update prices for flights from Alabama to Lambert-St Louis Airport?

    Prices for flights from Alabama to Lambert-St Louis Airport were last updated today.

  • How many operators does momondo search for flights from Alabama to Lambert-St Louis Airport?

  • How old do you have to be to fly from Alabama to Lambert-St Louis Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Alabama to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The travel and health documents you'll need for your trip to Lambert-St Louis Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Lambert-St Louis Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Alabama to St. Louis

Compare and see reviews for airlines that fly from Alabama to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $196Free CancellationRating
7.1
11,621 reviews
Search American Airlines flights
DeltaPriceFrom $196Free CancellationRating
7.9
8,422 reviews
Search Delta flights
SouthwestPriceFrom $271Free CancellationRating
8.0
4,328 reviews
Search Southwest flights

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 Alabama to St. Louis?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to St. Louis from Alabama.

Can I find flights from Alabama to St. Louis with flexible booking policies on momondo?

momondo does allow users to show only those flights to St. Louis from Alabama which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Alabama 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 Alabama.

I’m not ready to book a flight from Alabama to St. Louis right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Alabama to St. Louis flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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