Southwest® flights from Birmingham to St. Louis from $178

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Low fares from Birmingham to St. Louis

$

Birmingham (BHM)to

St. Louis (STL)
Depart: 10/08/2026

One-way

Basic

From
$178
Seen: 7 hrs ago

Birmingham (BHM)to

St. Louis (STL)
Depart: 08/24/2026

One-way

Basic

From
$178
Seen: 21 hrs ago

Birmingham (BHM)to

St. Louis (STL)
Depart: 09/03/2026

One-way

Basic

From
$178
Seen: 21 hrs ago

Birmingham (BHM)to

St. Louis (STL)
Depart: 08/21/2026

One-way

Basic

From
$191
Seen: 18 hrs ago

Birmingham (BHM)to

St. Louis (STL)
Depart: 10/09/2026

One-way

Basic

From
$191
Seen: 5 hrs ago

Birmingham (BHM)to

St. Louis (STL)
Depart: 09/13/2026

One-way

Basic

From
$203
Seen: 1 hour ago

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Explore flights from Birmingham to St. Louis

Aug 2026
From$178*
Seen: 21 hrs ago
One Way/Basic
Sep 2026
From$178*
Seen: 21 hrs ago
One Way/Basic
Oct 2026
From$178*
Seen: 7 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $178
cmp-daily-histogram-bars-legend-max-price-aria-label $401
Displaying fares for August-2026
  • BHM–STL, 08/02/2026: From $401
    02

    Sun

    AUG

  • BHM–STL: cmp-view-offers-disclaimer. Find Offers
    03

    Mon

  • BHM–STL, 08/04/2026: From $401
    04

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  • BHM–STL, 08/05/2026: From $401
    05

    Wed

  • BHM–STL, 08/06/2026: From $401
    06

    Thu

  • BHM–STL, 08/07/2026: From $352
    07

    Fri

  • BHM–STL, 08/08/2026: From $352
    08

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    09

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    10

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    11

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    12

    Wed

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    13

    Thu

  • BHM–STL, 08/14/2026: From $265
    14

    Fri

  • BHM–STL, 08/15/2026: From $265
    15

    Sat

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    16

    Sun

  • BHM–STL, 08/17/2026: From $265
    17

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    18

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    19

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    20

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  • BHM–STL, 08/21/2026: From $191
    21

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    22

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    23

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  • BHM–STL, 08/24/2026: From $178
    24

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    25

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    26

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    27

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    28

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    29

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    30

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    31

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    01

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    SEP

    • Range$178-$401

    *Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply. Modifying this information may result in a different fare. To find the most updated fare, please visit Southwest.com. Fares listed are Basic, which are subject to additional terms and conditions.

    Flight Details

    Departing from:
    Birmingham-Shuttlesworth International Airport
    Arriving at:
    Lambert-St Louis Int'l Airport
    Distance:
    411 miles

    Route Information

    143† Weekly flights

    † Weekly flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025. Note: route may not operate every day of the week.

    ‡ Nonstop flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025.

    Questions we hear the most

    There are 143 weekly flights from Birmingham to St. Louis on Southwest Airlines.
    To find the lowest fares by day and time to fly Birmingham to St. Louis with Southwest, check out our Low Fare Calendar.
    You can rent a car at Lambert-St Louis Int'l Airport book yours with your flight.
    Yes! Flights from Birmingham to St. Louis—or from here or there to anywhere—can be changed with no change fees. Fare difference may apply.
    Check the status of your upcoming Southwest flight.
    Check out the Southwest Airlines® Help Center for answers about everything Southwest.

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