Southwest® flights from Atlanta to San Antonio from $79

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Low fares from Atlanta to San Antonio

$

Atlanta (ATL)to

San Antonio (SAT)
Depart: 10/07/2026

One-way

Basic

From
$79
Seen: 10 minutes ago

Atlanta (ATL)to

San Antonio (SAT)
Depart: 09/29/2026

One-way

Basic

From
$89
Seen: 8 hrs ago

Atlanta (ATL)to

San Antonio (SAT)
Depart: 09/30/2026

One-way

Basic

From
$89
Seen: 7 hrs ago

Atlanta (ATL)to

San Antonio (SAT)
Depart: 09/26/2026

One-way

Basic

From
$89
Seen: 5 hrs ago

Atlanta (ATL)to

San Antonio (SAT)
Depart: 09/12/2026

One-way

Basic

From
$94
Seen: 16 hrs ago

Atlanta (ATL)to

San Antonio (SAT)
Depart: 10/03/2026

One-way

Basic

From
$94
Seen: 9 hrs ago

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Explore flights from Atlanta to San Antonio

Aug 2026
From$332*
Seen: 14 hrs ago
One Way/Basic
Sep 2026
From$89*
Seen: 7 hrs ago
One Way/Basic
Oct 2026
From$79*
Seen: 10 minutes ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $94
cmp-daily-histogram-bars-legend-max-price-aria-label $569
Displaying fares for August-2026
  • ATL–SAT, 08/22/2026: From $569
    22

    Sat

    AUG

  • ATL–SAT, 08/23/2026: From $559
    23

    Sun

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

    Mon

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

    Tue

  • ATL–SAT, 08/26/2026: From $517
    26

    Wed

  • ATL–SAT, 08/27/2026: From $512
    27

    Thu

  • ATL–SAT, 08/28/2026: From $332
    28

    Fri

  • ATL–SAT, 08/29/2026: From $342
    29

    Sat

  • ATL–SAT: cmp-view-offers-disclaimer. Find Offers
    30

    Sun

  • ATL–SAT, 08/31/2026: From $332
    31

    Mon

  • ATL–SAT: cmp-view-offers-disclaimer. Find Offers
    01

    Tue

    SEP

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

    Wed

  • ATL–SAT, 09/03/2026: From $332
    03

    Thu

  • ATL–SAT, 09/04/2026: From $232
    04

    Fri

  • ATL–SAT: cmp-view-offers-disclaimer. Find Offers
    05

    Sat

  • ATL–SAT, 09/06/2026: From $253
    06

    Sun

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

    Mon

  • ATL–SAT, 09/08/2026: From $242
    08

    Tue

  • ATL–SAT, 09/09/2026: From $237
    09

    Wed

  • ATL–SAT, 09/10/2026: From $232
    10

    Thu

  • ATL–SAT: cmp-view-offers-disclaimer. Find Offers
    11

    Fri

  • ATL–SAT, 09/12/2026: From $94
    12

    Sat

  • ATL–SAT, 09/13/2026: From $256
    13

    Sun

  • ATL–SAT: cmp-view-offers-disclaimer. Find Offers
    14

    Mon

  • ATL–SAT: cmp-view-offers-disclaimer. Find Offers
    15

    Tue

  • ATL–SAT: cmp-view-offers-disclaimer. Find Offers
    16

    Wed

  • ATL–SAT, 09/17/2026: From $109
    17

    Thu

  • ATL–SAT, 09/18/2026: From $109
    18

    Fri

  • ATL–SAT, 09/19/2026: From $187
    19

    Sat

  • ATL–SAT, 09/20/2026: From $227
    20

    Sun

  • ATL–SAT, 09/21/2026: From $204
    21

    Mon

    • Range$94-$569

    *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:
    Hartsfield-Jackson Atlanta International Airport
    Arriving at:
    San Antonio International Airport
    Average flight time:
    2 hours 32 minutes
    Distance:
    874 miles

    Route Information

    156† Weekly flights
    • 1‡ Nonstop flight per day Monday through Friday
    • 1‡ Nonstop flight on Saturday
    • 1‡ Nonstop flight on Sunday

    † 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

    The average flight time from Atlanta to San Antonio is 2 hours 32 minutes.
    There are 156 weekly flights from Atlanta to San Antonio on Southwest Airlines.
    Yes, Southwest flies nonstop from Atlanta to San Antonio once per day from Monday through Friday.
    Yes, Southwest flies nonstop from Atlanta to San Antonio once per day on Saturdays and Sundays.
    To find the lowest fares by day and time to fly Atlanta 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 Atlanta 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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