Southwest® flights from Birmingham to San Antonio from $135

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Low fares from Birmingham to San Antonio

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Birmingham (BHM)to

San Antonio (SAT)
Depart: 11/11/2026

One-way

Basic

From
$135
Seen: 13 hrs ago

Birmingham (BHM)to

San Antonio (SAT)
Depart: 12/21/2026

One-way

Basic

From
$135
Seen: 13 hrs ago

Birmingham (BHM)to

San Antonio (SAT)
Depart: 11/17/2026

One-way

Basic

From
$135
Seen: 10 hrs ago

Birmingham (BHM)to

San Antonio (SAT)
Depart: 12/14/2026

One-way

Basic

From
$135
Seen: 6 hrs ago

Birmingham (BHM)to

San Antonio (SAT)
Depart: 12/02/2026

One-way

Basic

From
$135
Seen: 7 hrs ago

Birmingham (BHM)to

San Antonio (SAT)
Depart: 11/19/2026

One-way

Basic

From
$135
Seen: 3 hrs ago

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Explore flights from Birmingham to San Antonio

Oct 2026
From$354*
Seen: 6 hrs ago
One Way/Basic
Nov 2026
From$135*
Seen: 3 hrs ago
One Way/Basic
Dec 2026
From$135*
Seen: 12 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $135
cmp-daily-histogram-bars-legend-max-price-aria-label $429
Displaying fares for October-2026
  • BHM–SAT: cmp-view-offers-disclaimer. Find Offers
    21

    Wed

    OCT

  • BHM–SAT: cmp-view-offers-disclaimer. Find Offers
    22

    Thu

  • BHM–SAT, 10/23/2026: From $429
    23

    Fri

  • BHM–SAT: cmp-view-offers-disclaimer. Find Offers
    24

    Sat

  • BHM–SAT: cmp-view-offers-disclaimer. Find Offers
    25

    Sun

  • BHM–SAT: cmp-view-offers-disclaimer. Find Offers
    26

    Mon

  • BHM–SAT, 10/27/2026: From $354
    27

    Tue

  • BHM–SAT, 10/28/2026: From $354
    28

    Wed

  • BHM–SAT: cmp-view-offers-disclaimer. Find Offers
    29

    Thu

  • BHM–SAT, 10/30/2026: From $354
    30

    Fri

  • BHM–SAT: cmp-view-offers-disclaimer. Find Offers
    31

    Sat

  • BHM–SAT, 11/01/2026: From $354
    01

    Sun

    NOV

  • BHM–SAT: cmp-view-offers-disclaimer. Find Offers
    02

    Mon

  • BHM–SAT, 11/03/2026: From $259
    03

    Tue

  • BHM–SAT: cmp-view-offers-disclaimer. Find Offers
    04

    Wed

  • BHM–SAT, 11/05/2026: From $259
    05

    Thu

  • BHM–SAT, 11/06/2026: From $259
    06

    Fri

  • BHM–SAT: cmp-view-offers-disclaimer. Find Offers
    07

    Sat

  • BHM–SAT: cmp-view-offers-disclaimer. Find Offers
    08

    Sun

  • BHM–SAT, 11/09/2026: From $135
    09

    Mon

  • BHM–SAT, 11/10/2026: From $135
    10

    Tue

  • BHM–SAT, 11/11/2026: From $135
    11

    Wed

  • BHM–SAT: cmp-view-offers-disclaimer. Find Offers
    12

    Thu

  • BHM–SAT: cmp-view-offers-disclaimer. Find Offers
    13

    Fri

  • BHM–SAT, 11/14/2026: From $135
    14

    Sat

  • BHM–SAT, 11/15/2026: From $145
    15

    Sun

  • BHM–SAT, 11/16/2026: From $135
    16

    Mon

  • BHM–SAT, 11/17/2026: From $135
    17

    Tue

  • BHM–SAT: cmp-view-offers-disclaimer. Find Offers
    18

    Wed

  • BHM–SAT, 11/19/2026: From $135
    19

    Thu

  • BHM–SAT, 11/20/2026: From $354
    20

    Fri

    • Range$135-$429

    *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:
    San Antonio International Airport
    Distance:
    744 miles

    Questions we hear the most

    There are 121 weekly flights from Birmingham to San Antonio on Southwest Airlines.
    To find the lowest fares by day and time to fly Birmingham to San Antonio with Southwest, check out our Low Fare Calendar.
    You can rent a car at San Antonio International Airport book yours with your flight.
    Yes! Flights from Birmingham to San Antonio—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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