Southwest® flights from Phoenix to San Antonio from $124

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Low fares from Phoenix to San Antonio

$

Phoenix (PHX)to

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

One-way

Basic

From
$124
Seen: 18 hrs ago

Phoenix (PHX)to

San Antonio (SAT)
Depart: 12/03/2026

One-way

Basic

From
$124
Seen: 23 hrs ago

Phoenix (PHX)to

San Antonio (SAT)
Depart: 10/22/2026

One-way

Basic

From
$124
Seen: 11 hrs ago

Phoenix (PHX)to

San Antonio (SAT)
Depart: 10/15/2026

One-way

Basic

From
$124
Seen: 10 hrs ago

Phoenix (PHX)to

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

One-way

Basic

From
$124
Seen: 10 hrs ago

Phoenix (PHX)to

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

One-way

Basic

From
$124
Seen: 8 hrs ago

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Explore flights from Phoenix to San Antonio

Sep 2026
From$268*
Seen: 8 hrs ago
One Way/Basic
Oct 2026
From$124*
Seen: 11 hrs ago
One Way/Basic
Nov 2026
From$124*
Seen: 15 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $124
cmp-daily-histogram-bars-legend-max-price-aria-label $290
Displaying fares for September-2026
  • PHX–SAT, 09/24/2026: From $284
    24

    Thu

    SEP

  • PHX–SAT, 09/25/2026: From $284
    25

    Fri

  • PHX–SAT, 09/26/2026: From $268
    26

    Sat

  • PHX–SAT, 09/27/2026: From $284
    27

    Sun

  • PHX–SAT, 09/28/2026: From $284
    28

    Mon

  • PHX–SAT, 09/29/2026: From $268
    29

    Tue

  • PHX–SAT, 09/30/2026: From $268
    30

    Wed

  • PHX–SAT, 10/01/2026: From $284
    01

    Thu

    OCT

  • PHX–SAT, 10/02/2026: From $284
    02

    Fri

  • PHX–SAT, 10/03/2026: From $278
    03

    Sat

  • PHX–SAT, 10/04/2026: From $284
    04

    Sun

  • PHX–SAT, 10/05/2026: From $284
    05

    Mon

  • PHX–SAT, 10/06/2026: From $278
    06

    Tue

  • PHX–SAT, 10/07/2026: From $268
    07

    Wed

  • PHX–SAT, 10/08/2026: From $284
    08

    Thu

  • PHX–SAT, 10/09/2026: From $284
    09

    Fri

  • PHX–SAT: cmp-view-offers-disclaimer. Find Offers
    10

    Sat

  • PHX–SAT, 10/11/2026: From $290
    11

    Sun

  • PHX–SAT, 10/12/2026: From $284
    12

    Mon

  • PHX–SAT, 10/13/2026: From $268
    13

    Tue

  • PHX–SAT, 10/14/2026: From $124
    14

    Wed

  • PHX–SAT, 10/15/2026: From $124
    15

    Thu

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

    Fri

  • PHX–SAT, 10/17/2026: From $143
    17

    Sat

  • PHX–SAT, 10/18/2026: From $267
    18

    Sun

  • PHX–SAT: cmp-view-offers-disclaimer. Find Offers
    19

    Mon

  • PHX–SAT, 10/20/2026: From $124
    20

    Tue

  • PHX–SAT, 10/21/2026: From $124
    21

    Wed

  • PHX–SAT, 10/22/2026: From $124
    22

    Thu

  • PHX–SAT, 10/23/2026: From $138
    23

    Fri

    • Range$124-$290

    *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:
    Sky Harbor International Airport
    Arriving at:
    San Antonio International Airport
    Average flight time:
    2 hours 7 minutes
    Distance:
    843 miles

    Route Information

    156† Weekly flights
    • 3‡ Nonstop flights per day Monday through Friday
    • 3‡ Nonstop flights on Saturday
    • 3‡ Nonstop flights 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 Phoenix to San Antonio is 2 hours 7 minutes.
    There are 156 weekly flights from Phoenix to San Antonio on Southwest Airlines.
    Yes, Southwest flies nonstop from Phoenix to San Antonio 3 times per day from Monday through Friday.
    Yes, Southwest flies nonstop from Phoenix to San Antonio 3 times per day on Saturdays and Sundays.
    To find the lowest fares by day and time to fly Phoenix 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 Phoenix 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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