Southwest® flights from Philadelphia to Austin from $214

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Low fares from Philadelphia to Austin

$

Philadelphia (PHL)to

Austin (AUS)
Depart: 12/12/2026

One-way

Basic

From
$214
Seen: 3 hrs ago

Philadelphia (PHL)to

Austin (AUS)
Depart: 12/05/2026

One-way

Basic

From
$214
Seen: 3 hrs ago

Philadelphia (PHL)to

Austin (AUS)
Depart: 02/13/2027

One-way

Basic

From
$219
Seen: 13 hrs ago

Philadelphia (PHL)to

Austin (AUS)
Depart: 12/19/2026

One-way

Basic

From
$219
Seen: 16 hrs ago

Philadelphia (PHL)to

Austin (AUS)
Depart: 12/16/2026

One-way

Basic

From
$219
Seen: 9 hrs ago

Philadelphia (PHL)to

Austin (AUS)
Depart: 12/15/2026

One-way

Basic

From
$219
Seen: 14 hrs ago

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Explore flights from Philadelphia to Austin

Nov 2026
From$268*
Seen: 13 hrs ago
One Way/Basic
Dec 2026
From$214*
Seen: 3 hrs ago
One Way/Basic
Jan 2027
From$229*
Seen: 21 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $214
cmp-daily-histogram-bars-legend-max-price-aria-label $551
Displaying fares for November-2026
  • PHL–AUS, 11/11/2026: From $278
    11

    Wed

    NOV

  • PHL–AUS, 11/12/2026: From $338
    12

    Thu

  • PHL–AUS, 11/13/2026: From $338
    13

    Fri

  • PHL–AUS, 11/14/2026: From $268
    14

    Sat

  • PHL–AUS: cmp-view-offers-disclaimer. Find Offers
    15

    Sun

  • PHL–AUS, 11/16/2026: From $338
    16

    Mon

  • PHL–AUS, 11/17/2026: From $273
    17

    Tue

  • PHL–AUS, 11/18/2026: From $273
    18

    Wed

  • PHL–AUS, 11/19/2026: From $338
    19

    Thu

  • PHL–AUS, 11/20/2026: From $338
    20

    Fri

  • PHL–AUS, 11/21/2026: From $273
    21

    Sat

  • PHL–AUS, 11/22/2026: From $338
    22

    Sun

  • PHL–AUS, 11/23/2026: From $338
    23

    Mon

  • PHL–AUS, 11/24/2026: From $278
    24

    Tue

  • PHL–AUS: cmp-view-offers-disclaimer. Find Offers
    25

    Wed

  • PHL–AUS, 11/26/2026: From $338
    26

    Thu

  • PHL–AUS, 11/27/2026: From $338
    27

    Fri

  • PHL–AUS, 11/28/2026: From $510
    28

    Sat

  • PHL–AUS, 11/29/2026: From $551
    29

    Sun

  • PHL–AUS, 11/30/2026: From $338
    30

    Mon

  • PHL–AUS, 12/01/2026: From $224
    01

    Tue

    DEC

  • PHL–AUS: cmp-view-offers-disclaimer. Find Offers
    02

    Wed

  • PHL–AUS: cmp-view-offers-disclaimer. Find Offers
    03

    Thu

  • PHL–AUS: cmp-view-offers-disclaimer. Find Offers
    04

    Fri

  • PHL–AUS, 12/05/2026: From $214
    05

    Sat

  • PHL–AUS: cmp-view-offers-disclaimer. Find Offers
    06

    Sun

  • PHL–AUS: cmp-view-offers-disclaimer. Find Offers
    07

    Mon

  • PHL–AUS: cmp-view-offers-disclaimer. Find Offers
    08

    Tue

  • PHL–AUS: cmp-view-offers-disclaimer. Find Offers
    09

    Wed

  • PHL–AUS, 12/10/2026: From $239
    10

    Thu

    • Range$214-$551

    *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:
    Philadelphia International Airport
    Arriving at:
    Austin-Bergstrom International Airport
    Distance:
    1430 miles

    Questions we hear the most

    There are 136 weekly flights from Philadelphia to Austin on Southwest Airlines.
    To find the lowest fares by day and time to fly Philadelphia 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 Philadelphia 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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