Southwest® flights from Portland, OR to Austin from $174

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Low fares from Portland, OR to Austin

$

Portland, OR (PDX)to

Austin (AUS)
Depart: 12/05/2026

One-way

Basic

From
$174
Seen: 9 hrs ago

Portland, OR (PDX)to

Austin (AUS)
Depart: 12/08/2026

One-way

Basic

From
$174
Seen: 13 hrs ago

Portland, OR (PDX)to

Austin (AUS)
Depart: 01/06/2027

One-way

Basic

From
$174
Seen: 14 hrs ago

Portland, OR (PDX)to

Austin (AUS)
Depart: 12/12/2026

One-way

Basic

From
$174
Seen: 7 hrs ago

Portland, OR (PDX)to

Austin (AUS)
Depart: 12/02/2026

One-way

Basic

From
$174
Seen: 6 hrs ago

Portland, OR (PDX)to

Austin (AUS)
Depart: 01/12/2027

One-way

Basic

From
$174
Seen: 1 hour ago

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Explore flights from Portland, OR to Austin

Nov 2026
From$210*
Seen: 17 hrs ago
One Way/Basic
Dec 2026
From$174*
Seen: 9 hrs ago
One Way/Basic
Jan 2027
From$174*
Seen: 2 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $174
cmp-daily-histogram-bars-legend-max-price-aria-label $314
Displaying fares for November-2026
  • PDX–AUS: cmp-view-offers-disclaimer. Find Offers
    10

    Tue

    NOV

  • PDX–AUS: cmp-view-offers-disclaimer. Find Offers
    11

    Wed

  • PDX–AUS: cmp-view-offers-disclaimer. Find Offers
    12

    Thu

  • PDX–AUS, 11/13/2026: From $314
    13

    Fri

  • PDX–AUS, 11/14/2026: From $314
    14

    Sat

  • PDX–AUS, 11/15/2026: From $314
    15

    Sun

  • PDX–AUS: cmp-view-offers-disclaimer. Find Offers
    16

    Mon

  • PDX–AUS, 11/17/2026: From $249
    17

    Tue

  • PDX–AUS: cmp-view-offers-disclaimer. Find Offers
    18

    Wed

  • PDX–AUS: cmp-view-offers-disclaimer. Find Offers
    19

    Thu

  • PDX–AUS, 11/20/2026: From $249
    20

    Fri

  • PDX–AUS, 11/21/2026: From $249
    21

    Sat

  • PDX–AUS, 11/22/2026: From $249
    22

    Sun

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

    Mon

  • PDX–AUS: cmp-view-offers-disclaimer. Find Offers
    24

    Tue

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

    Wed

  • PDX–AUS: cmp-view-offers-disclaimer. Find Offers
    26

    Thu

  • PDX–AUS, 11/27/2026: From $210
    27

    Fri

  • PDX–AUS: cmp-view-offers-disclaimer. Find Offers
    28

    Sat

  • PDX–AUS: cmp-view-offers-disclaimer. Find Offers
    29

    Sun

  • PDX–AUS, 11/30/2026: From $254
    30

    Mon

  • PDX–AUS, 12/01/2026: From $189
    01

    Tue

    DEC

  • PDX–AUS, 12/02/2026: From $174
    02

    Wed

  • PDX–AUS, 12/03/2026: From $189
    03

    Thu

  • PDX–AUS, 12/04/2026: From $193
    04

    Fri

  • PDX–AUS, 12/05/2026: From $174
    05

    Sat

  • PDX–AUS, 12/06/2026: From $193
    06

    Sun

  • PDX–AUS, 12/07/2026: From $189
    07

    Mon

  • PDX–AUS, 12/08/2026: From $174
    08

    Tue

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

    Wed

    • Range$174-$314

    *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:
    Portland International Airport
    Arriving at:
    Austin-Bergstrom International Airport
    Distance:
    1715 miles

    Questions we hear the most

    There are 149 weekly flights from Portland, OR to Austin on Southwest Airlines.
    To find the lowest fares by day and time to fly Portland, OR 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 Portland, OR 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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