Alaska Airlines Flights from Portland to Austin

Lowest fares from Portland to Austin

Aug 2026
From$301*
Seen: 14 hours ago
Flight Type One Way|Saver
Sep 2026
From$146*
Seen: 3 hours ago
Flight Type One Way|Saver
Oct 2026
From$158*
Seen: 14 hours ago
Flight Type One Way|Saver
cmp-daily-histogram-bars-legend-min-price-aria-label $146
cmp-daily-histogram-bars-legend-max-price-aria-label $464
Displaying fares for August-2026
  • PDX–AUS, Aug 12, 2026: From $454
    12

    We

    AUG

  • PDX–AUS, Aug 13, 2026: From $454
    13

    Th

  • PDX–AUS, Aug 14, 2026: From $454
    14

    Fr

  • PDX–AUS, Aug 15, 2026: From $454
    15

    Sa

  • PDX–AUS, Aug 16, 2026: From $464
    16

    Su

  • PDX–AUS, Aug 17, 2026: From $454
    17

    Mo

  • PDX–AUS, Aug 18, 2026: From $301
    18

    Tu

  • PDX–AUS, Aug 19, 2026: From $301
    19

    We

  • PDX–AUS, Aug 20, 2026: From $301
    20

    Th

  • PDX–AUS, Aug 21, 2026: From $301
    21

    Fr

  • PDX–AUS, Aug 22, 2026: From $301
    22

    Sa

  • PDX–AUS, Aug 23, 2026: From $321
    23

    Su

  • PDX–AUS, Aug 24, 2026: From $301
    24

    Mo

  • PDX–AUS, Aug 25, 2026: From $301
    25

    Tu

  • PDX–AUS, Aug 26, 2026: From $301
    26

    We

  • PDX–AUS, Aug 27, 2026: From $301
    27

    Th

  • PDX–AUS, Aug 28, 2026: From $301
    28

    Fr

  • PDX–AUS, Aug 29, 2026: From $301
    29

    Sa

  • PDX–AUS, Aug 30, 2026: From $301
    30

    Su

  • PDX–AUS, Aug 31, 2026: From $301
    31

    Mo

  • PDX–AUS, Sep 1, 2026: From $185
    01

    Tu

    SEP

  • PDX–AUS, Sep 2, 2026: From $185
    02

    We

  • PDX–AUS, Sep 3, 2026: From $218
    03

    Th

  • PDX–AUS, Sep 4, 2026: From $234
    04

    Fr

  • PDX–AUS, Sep 5, 2026: From $146
    05

    Sa

  • PDX–AUS, Sep 6, 2026: From $234
    06

    Su

  • PDX–AUS, Sep 7, 2026: From $412
    07

    Mo

  • PDX–AUS, Sep 8, 2026: From $262
    08

    Tu

  • PDX–AUS, Sep 9, 2026: From $185
    09

    We

  • PDX–AUS, Sep 10, 2026: From $173
    10

    Th

  • PDX–AUS, Sep 11, 2026: From $218
    11

    Fr

    • Range$146-$464

    *Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.

    One-way low-fare flights Portland to Austin.*

    $
    keyboard_arrow_down
    One-way low-fare flights Portland to Austin.*
    From
    To
    Fare Type
    Dates
    Price
    Portland (PDX)Austin (AUS)One-way
    |
    Saver    		Depart: Sep 5, 2026

    From

    $146

    Seen: 3 hours ago

    Portland (PDX)Austin (AUS)One-way
    |
    Saver    		Depart: Oct 30, 2026

    From

    $158

    Seen: 14 hours ago

    Portland (PDX)Austin (AUS)One-way
    |
    Saver    		Depart: Sep 26, 2026

    From

    $169

    Seen: 14 hours ago

    Portland (PDX)Austin (AUS)One-way
    |
    Saver    		Depart: Oct 7, 2026

    From

    $169

    Seen: 14 hours ago

    Portland (PDX)Austin (AUS)One-way
    |
    Saver    		Depart: Nov 11, 2026

    From

    $169

    Seen: 14 hours ago

    Portland (PDX)Austin (AUS)One-way
    |
    Saver    		Depart: Nov 14, 2026

    From

    $169

    Seen: 14 hours ago

    Portland (PDX)Austin (AUS)One-way
    |
    Saver    		Depart: Nov 17, 2026

    From

    $169

    Seen: 14 hours ago

    Portland (PDX)Austin (AUS)One-way
    |
    Saver    		Depart: Dec 8, 2026

    From

    $169

    Seen: 14 hours ago

    *Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.

    Explore Alaska Airlines's Flights to Top-Pick Destinations