Flights from San Antonio (SAT) to Seattle (SEA) on Alaska Airlines

Lowest fares from San Antonio to Seattle

Nov 2026
From$361*
Seen: 16 hours ago
Flight Type One Way|Saver
Dec 2026
From$229*
Seen: 16 hours ago
Flight Type One Way|Saver
Jan 2027
From$229*
Seen: 16 hours ago
Flight Type One Way|Saver
cmp-daily-histogram-bars-legend-min-price-aria-label $229
cmp-daily-histogram-bars-legend-max-price-aria-label $829
Displaying fares for November-2026
  • SAT–SEA, Nov 14, 2026: From $361
    14

    Sa

    NOV

  • SAT–SEA, Nov 15, 2026: From $407
    15

    Su

  • SAT–SEA, Nov 16, 2026: From $529
    16

    Mo

  • SAT–SEA, Nov 17, 2026: From $529
    17

    Tu

  • SAT–SEA, Nov 18, 2026: From $529
    18

    We

  • SAT–SEA, Nov 19, 2026: From $529
    19

    Th

  • SAT–SEA, Nov 20, 2026: From $534
    20

    Fr

  • SAT–SEA, Nov 21, 2026: From $464
    21

    Sa

  • SAT–SEA, Nov 22, 2026: From $539
    22

    Su

  • SAT–SEA, Nov 23, 2026: From $464
    23

    Mo

  • SAT–SEA, Nov 24, 2026: From $464
    24

    Tu

  • SAT–SEA, Nov 25, 2026: From $464
    25

    We

  • SAT–SEA, Nov 26, 2026: From $534
    26

    Th

  • SAT–SEA, Nov 27, 2026: From $534
    27

    Fr

  • SAT–SEA, Nov 28, 2026: From $829
    28

    Sa

  • SAT–SEA, Nov 29, 2026: From $819
    29

    Su

  • SAT–SEA, Nov 30, 2026: From $579
    30

    Mo

  • SAT–SEA, Dec 1, 2026: From $354
    01

    Tu

    DEC

  • SAT–SEA, Dec 2, 2026: From $354
    02

    We

  • SAT–SEA, Dec 3, 2026: From $354
    03

    Th

  • SAT–SEA, Dec 4, 2026: From $374
    04

    Fr

  • SAT–SEA, Dec 5, 2026: From $269
    05

    Sa

  • SAT–SEA, Dec 6, 2026: From $304
    06

    Su

  • SAT–SEA, Dec 7, 2026: From $269
    07

    Mo

  • SAT–SEA, Dec 8, 2026: From $269
    08

    Tu

  • SAT–SEA, Dec 9, 2026: From $269
    09

    We

  • SAT–SEA, Dec 10, 2026: From $304
    10

    Th

  • SAT–SEA, Dec 11, 2026: From $339
    11

    Fr

  • SAT–SEA, Dec 12, 2026: From $229
    12

    Sa

  • SAT–SEA, Dec 13, 2026: From $249
    13

    Su

    • Range$229-$829

    *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 San Antonio to Seattle.*

    $
    keyboard_arrow_down
    One-way low-fare flights San Antonio to Seattle.*
    From
    To
    Fare Type
    Dates
    Price
    San Antonio (SAT)Seattle (SEA)One-way
    |
    Saver    		Depart: Jan 6, 2027

    From

    $229

    Seen: 16 hours ago

    San Antonio (SAT)Seattle (SEA)One-way
    |
    Saver    		Depart: Jan 12, 2027

    From

    $229

    Seen: 16 hours ago

    San Antonio (SAT)Seattle (SEA)One-way
    |
    Saver    		Depart: Jan 13, 2027

    From

    $229

    Seen: 16 hours ago

    San Antonio (SAT)Seattle (SEA)One-way
    |
    Saver    		Depart: Jan 16, 2027

    From

    $229

    Seen: 16 hours ago

    San Antonio (SAT)Seattle (SEA)One-way
    |
    Saver    		Depart: Jan 23, 2027

    From

    $229

    Seen: 16 hours ago

    San Antonio (SAT)Seattle (SEA)One-way
    |
    Saver    		Depart: Jan 27, 2027

    From

    $229

    Seen: 16 hours ago

    San Antonio (SAT)Seattle (SEA)One-way
    |
    Saver    		Depart: Jan 30, 2027

    From

    $229

    Seen: 16 hours ago

    San Antonio (SAT)Seattle (SEA)One-way
    |
    Saver    		Depart: Feb 3, 2027

    From

    $229

    Seen: 16 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 San Antonio (SAT) to Seattle (SEA)

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

    Want to find the lowest fares by day and time flying from San Antonio 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. 

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