Southwest® flights from San Antonio to Phoenix from $124

Promo Code

Low fares from San Antonio to Phoenix

$

San Antonio (SAT)to

Phoenix (PHX)
Depart: 12/09/2026

One-way

Basic

From
$124
Seen: 23 hrs ago

San Antonio (SAT)to

Phoenix (PHX)
Depart: 11/10/2026

One-way

Basic

From
$124
Seen: 6 hrs ago

San Antonio (SAT)to

Phoenix (PHX)
Depart: 11/23/2026

One-way

Basic

From
$124
Seen: 10 hrs ago

San Antonio (SAT)to

Phoenix (PHX)
Depart: 10/22/2026

One-way

Basic

From
$124
Seen: 8 hrs ago

San Antonio (SAT)to

Phoenix (PHX)
Depart: 11/09/2026

One-way

Basic

From
$124
Seen: 14 hrs ago

San Antonio (SAT)to

Phoenix (PHX)
Depart: 11/18/2026

One-way

Basic

From
$124
Seen: 12 hrs ago

Looking for more low-fare flights?

Check out the Low Fare Calendar to find a fare that works for you. Just choose the month you want to depart and return, and we’ll show you the best fares available.

Find low fares

Explore flights from San Antonio to Phoenix

Sep 2026
From$268*
Seen: 2 hrs ago
One Way/Basic
Oct 2026
From$124*
Seen: 8 hrs ago
One Way/Basic
Nov 2026
From$124*
Seen: 4 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $129
cmp-daily-histogram-bars-legend-max-price-aria-label $284
Displaying fares for September-2026
  • SAT–PHX, 09/11/2026: From $274
    11

    Fri

    SEP

  • SAT–PHX, 09/12/2026: From $268
    12

    Sat

  • SAT–PHX, 09/13/2026: From $284
    13

    Sun

  • SAT–PHX, 09/14/2026: From $284
    14

    Mon

  • SAT–PHX, 09/15/2026: From $268
    15

    Tue

  • SAT–PHX, 09/16/2026: From $268
    16

    Wed

  • SAT–PHX, 09/17/2026: From $284
    17

    Thu

  • SAT–PHX, 09/18/2026: From $284
    18

    Fri

  • SAT–PHX, 09/19/2026: From $268
    19

    Sat

  • SAT–PHX, 09/20/2026: From $284
    20

    Sun

  • SAT–PHX, 09/21/2026: From $284
    21

    Mon

  • SAT–PHX, 09/22/2026: From $268
    22

    Tue

  • SAT–PHX, 09/23/2026: From $268
    23

    Wed

  • SAT–PHX, 09/24/2026: From $284
    24

    Thu

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

    Fri

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

    Sat

  • SAT–PHX, 09/27/2026: From $274
    27

    Sun

  • SAT–PHX: cmp-view-offers-disclaimer. Find Offers
    28

    Mon

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

    Tue

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

    Wed

  • SAT–PHX, 10/01/2026: From $134
    01

    Thu

    OCT

  • SAT–PHX, 10/02/2026: From $187
    02

    Fri

  • SAT–PHX, 10/03/2026: From $187
    03

    Sat

  • SAT–PHX, 10/04/2026: From $257
    04

    Sun

  • SAT–PHX, 10/05/2026: From $187
    05

    Mon

  • SAT–PHX, 10/06/2026: From $187
    06

    Tue

  • SAT–PHX, 10/07/2026: From $129
    07

    Wed

  • SAT–PHX, 10/08/2026: From $277
    08

    Thu

  • SAT–PHX, 10/09/2026: From $187
    09

    Fri

  • SAT–PHX, 10/10/2026: From $187
    10

    Sat

    • Range$129-$284

    *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:
    San Antonio International Airport
    Arriving at:
    Sky Harbor International Airport
    Average flight time:
    2 hours 26 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 San Antonio to Phoenix is 2 hours 26 minutes.
    There are 156 weekly flights from San Antonio to Phoenix on Southwest Airlines.
    Yes, Southwest flies nonstop from San Antonio to Phoenix 3 times per day from Monday through Friday.
    Yes, Southwest flies nonstop from San Antonio to Phoenix 3 times per day on Saturdays and Sundays.
    To find the lowest fares by day and time to fly San Antonio to Phoenix with Southwest, check out our Low Fare Calendar.
    You can rent a car at Sky Harbor International Airport book yours with your flight.
    Yes! Flights from San Antonio to Phoenix—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.

    Explore Flights from Other Popular Origins

    Popular Flights from San Antonio