Southwest® flights from Phoenix to Austin from $99

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Low fares from Phoenix to Austin

$

Phoenix (PHX)to

Austin (AUS)
Depart: 10/07/2026

One-way

Basic

From
$99
Seen: 15 hrs ago

Phoenix (PHX)to

Austin (AUS)
Depart: 11/04/2026

One-way

Basic

From
$99
Seen: 15 hrs ago

Phoenix (PHX)to

Austin (AUS)
Depart: 09/30/2026

One-way

Basic

From
$99
Seen: 7 hrs ago

Phoenix (PHX)to

Austin (AUS)
Depart: 10/13/2026

One-way

Basic

From
$99
Seen: 3 hrs ago

Phoenix (PHX)to

Austin (AUS)
Depart: 09/09/2026

One-way

Basic

From
$99
Seen: 4 hrs ago

Phoenix (PHX)to

Austin (AUS)
Depart: 08/22/2026

One-way

Basic

From
$99
Seen: 2 hrs ago

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Explore flights from Phoenix to Austin

Aug 2026
From$99*
Seen: 2 hrs ago
One Way/Basic
Sep 2026
From$99*
Seen: 16 hrs ago
One Way/Basic
Oct 2026
From$99*
Seen: 2 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $99
cmp-daily-histogram-bars-legend-max-price-aria-label $281
Displaying fares for August-2026
  • PHX–AUS, 08/01/2026: From $255
    01

    Sat

    AUG

  • PHX–AUS, 08/02/2026: From $281
    02

    Sun

  • PHX–AUS, 08/03/2026: From $281
    03

    Mon

  • PHX–AUS, 08/04/2026: From $255
    04

    Tue

  • PHX–AUS, 08/05/2026: From $255
    05

    Wed

  • PHX–AUS, 08/06/2026: From $281
    06

    Thu

  • PHX–AUS, 08/07/2026: From $281
    07

    Fri

  • PHX–AUS, 08/08/2026: From $265
    08

    Sat

  • PHX–AUS, 08/09/2026: From $281
    09

    Sun

  • PHX–AUS, 08/10/2026: From $281
    10

    Mon

  • PHX–AUS, 08/11/2026: From $255
    11

    Tue

  • PHX–AUS, 08/12/2026: From $255
    12

    Wed

  • PHX–AUS, 08/13/2026: From $281
    13

    Thu

  • PHX–AUS, 08/14/2026: From $270
    14

    Fri

  • PHX–AUS, 08/15/2026: From $255
    15

    Sat

  • PHX–AUS, 08/16/2026: From $270
    16

    Sun

  • PHX–AUS, 08/17/2026: From $270
    17

    Mon

  • PHX–AUS, 08/18/2026: From $255
    18

    Tue

  • PHX–AUS, 08/19/2026: From $255
    19

    Wed

  • PHX–AUS, 08/20/2026: From $270
    20

    Thu

  • PHX–AUS, 08/21/2026: From $109
    21

    Fri

  • PHX–AUS, 08/22/2026: From $99
    22

    Sat

  • PHX–AUS: cmp-view-offers-disclaimer. Find Offers
    23

    Sun

  • PHX–AUS, 08/24/2026: From $109
    24

    Mon

  • PHX–AUS, 08/25/2026: From $99
    25

    Tue

  • PHX–AUS, 08/26/2026: From $99
    26

    Wed

  • PHX–AUS, 08/27/2026: From $109
    27

    Thu

  • PHX–AUS, 08/28/2026: From $109
    28

    Fri

  • PHX–AUS, 08/29/2026: From $99
    29

    Sat

  • PHX–AUS, 08/30/2026: From $215
    30

    Sun

  • PHX–AUS, 08/31/2026: From $109
    31

    Mon

    • Range$99-$281

    *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:
    Austin-Bergstrom International Airport
    Average flight time:
    2 hours 12 minutes
    Distance:
    872 miles

    Route Information

    156† Weekly flights
    • 6‡ Nonstop flights per day Monday through Friday
    • 4‡ Nonstop flights on Saturday
    • 6‡ 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 Austin is 2 hours 12 minutes.
    There are 156 weekly flights from Phoenix to Austin on Southwest Airlines.
    Yes, Southwest flies nonstop from Phoenix to Austin 6 times per day from Monday through Friday.
    Yes, Southwest flies nonstop from Phoenix to Austin 4 times per day on Saturdays and 6 times per day on Sundays.
    To find the lowest fares by day and time to fly Phoenix to Austin with Southwest, check out our Low Fare Calendar.
    You can rent a car at Austin-Bergstrom International Airport book yours with your flight.
    Yes! Flights from Phoenix to Austin—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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