Flights from Austin (AUS) to Seattle (SEA) on Alaska Airlines

Lowest fares from Austin to Seattle

Nov 2026
From$219*
Seen: 18 hours ago
Flight Type One Way|Saver
Dec 2026
From$104*
Seen: 18 hours ago
Flight Type One Way|Saver
Jan 2027
From$160*
Seen: 18 hours ago
Flight Type One Way|Saver
cmp-daily-histogram-bars-legend-min-price-aria-label $104
cmp-daily-histogram-bars-legend-max-price-aria-label $519
Displaying fares for November-2026
  • AUS–SEA, Nov 11, 2026: From $366
    11

    We

    NOV

  • AUS–SEA, Nov 12, 2026: From $474
    12

    Th

  • AUS–SEA, Nov 13, 2026: From $474
    13

    Fr

  • AUS–SEA, Nov 14, 2026: From $474
    14

    Sa

  • AUS–SEA, Nov 15, 2026: From $474
    15

    Su

  • AUS–SEA, Nov 16, 2026: From $474
    16

    Mo

  • AUS–SEA, Nov 17, 2026: From $389
    17

    Tu

  • AUS–SEA, Nov 18, 2026: From $389
    18

    We

  • AUS–SEA, Nov 19, 2026: From $389
    19

    Th

  • AUS–SEA, Nov 20, 2026: From $389
    20

    Fr

  • AUS–SEA, Nov 21, 2026: From $389
    21

    Sa

  • AUS–SEA, Nov 22, 2026: From $389
    22

    Su

  • AUS–SEA, Nov 23, 2026: From $389
    23

    Mo

  • AUS–SEA, Nov 24, 2026: From $219
    24

    Tu

  • AUS–SEA, Nov 25, 2026: From $219
    25

    We

  • AUS–SEA, Nov 26, 2026: From $219
    26

    Th

  • AUS–SEA, Nov 27, 2026: From $264
    27

    Fr

  • AUS–SEA, Nov 28, 2026: From $415
    28

    Sa

  • AUS–SEA, Nov 29, 2026: From $519
    29

    Su

  • AUS–SEA, Nov 30, 2026: From $404
    30

    Mo

  • AUS–SEA, Dec 1, 2026: From $205
    01

    Tu

    DEC

  • AUS–SEA, Dec 2, 2026: From $104
    02

    We

  • AUS–SEA, Dec 3, 2026: From $134
    03

    Th

  • AUS–SEA, Dec 4, 2026: From $104
    04

    Fr

  • AUS–SEA, Dec 5, 2026: From $104
    05

    Sa

  • AUS–SEA, Dec 6, 2026: From $104
    06

    Su

  • AUS–SEA, Dec 7, 2026: From $104
    07

    Mo

  • AUS–SEA, Dec 8, 2026: From $104
    08

    Tu

  • AUS–SEA, Dec 9, 2026: From $104
    09

    We

  • AUS–SEA, Dec 10, 2026: From $134
    10

    Th

    • Range$104-$519

    *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 Austin to Seattle.*

    $
    keyboard_arrow_down
    One-way low-fare flights Austin to Seattle.*
    From
    To
    Fare Type
    Dates
    Price
    Austin (AUS)Seattle (SEA)One-way
    |
    Saver    		Depart: Dec 8, 2026

    From

    $104

    Seen: 18 hours ago

    Austin (AUS)Seattle (SEA)One-way
    |
    Saver    		Depart: Dec 15, 2026

    From

    $104

    Seen: 18 hours ago

    Austin (AUS)Seattle (SEA)One-way
    |
    Saver    		Depart: Dec 6, 2026

    From

    $104

    Seen: 18 hours ago

    Austin (AUS)Seattle (SEA)One-way
    |
    Saver    		Depart: Dec 11, 2026

    From

    $104

    Seen: 18 hours ago

    Austin (AUS)Seattle (SEA)One-way
    |
    Saver    		Depart: Dec 2, 2026

    From

    $104

    Seen: 18 hours ago

    Austin (AUS)Seattle (SEA)One-way
    |
    Saver    		Depart: Dec 4, 2026

    From

    $104

    Seen: 18 hours ago

    Austin (AUS)Seattle (SEA)One-way
    |
    Saver    		Depart: Dec 5, 2026

    From

    $104

    Seen: 18 hours ago

    Austin (AUS)Seattle (SEA)One-way
    |
    Saver    		Depart: Dec 7, 2026

    From

    $104

    Seen: 18 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.

    Frequently Asked Questions on flights from Austin (AUS) to Seattle (SEA)

    When is the best time to book a flight from Austin to Seattle?

    Want to find the lowest fares by day and time flying from Austin to Seattle on Alaska Airlines or Hawaiian Airlines? Check out our flight search widget.

    Can I earn points on my flight to Seattle?

    Yes, with Atmosâ„¢ Rewards you can earn points on flights to 1000+ destinations worldwide through the growing network of Alaska and Hawaiian Airlines. Not an Atmosâ„¢ Rewards member yet? Learn more and join today.

    Can I rent a car when I arrive at Seattle/Tacoma International Airport?

    Yes, you can rent a car at Seattle/Tacoma International Airport. Check availability and book now

    Where can I find the status of my flight to Seattle?

    You can check the status of your upcoming Alaska Airlines flight on our flight schedule page.

    Where can I find answers to questions about flying with Alaska Airlines?

    Visit the Alaska Airlines Help Center to quickly browse our help pages by category to find the information you need.

    Can I change or cancel my Alaska Airlines flight to Seattle?

    Yes, you can review, modify, or cancel a reservation from our Manage Your Reservation tool. You can learn more about our policy for changing or cancelling a reservation here. 

    Looking for more? See other routes