Alaska Airlines Flights from Miami to Seattle

Lowest fares from Miami to Seattle

Sep 2026
From$239*
Seen: 22 hours ago
Flight Type One Way|Saver
Oct 2026
From$149*
Seen: 22 hours ago
Flight Type One Way|Saver
Nov 2026
From$149*
Seen: 22 hours ago
Flight Type One Way|Saver
cmp-daily-histogram-bars-legend-min-price-aria-label $149
cmp-daily-histogram-bars-legend-max-price-aria-label $399
Displaying fares for September-2026
  • MIA–SEA, Sep 8, 2026: From $379
    08

    Tu

    SEP

  • MIA–SEA, Sep 9, 2026: From $379
    09

    We

  • MIA–SEA, Sep 10, 2026: From $379
    10

    Th

  • MIA–SEA, Sep 11, 2026: From $379
    11

    Fr

  • MIA–SEA, Sep 12, 2026: From $379
    12

    Sa

  • MIA–SEA, Sep 13, 2026: From $379
    13

    Su

  • MIA–SEA, Sep 14, 2026: From $379
    14

    Mo

  • MIA–SEA, Sep 15, 2026: From $379
    15

    Tu

  • MIA–SEA, Sep 16, 2026: From $379
    16

    We

  • MIA–SEA, Sep 17, 2026: From $379
    17

    Th

  • MIA–SEA, Sep 18, 2026: From $379
    18

    Fr

  • MIA–SEA, Sep 19, 2026: From $379
    19

    Sa

  • MIA–SEA, Sep 20, 2026: From $399
    20

    Su

  • MIA–SEA, Sep 21, 2026: From $314
    21

    Mo

  • MIA–SEA, Sep 22, 2026: From $314
    22

    Tu

  • MIA–SEA, Sep 23, 2026: From $314
    23

    We

  • MIA–SEA, Sep 24, 2026: From $314
    24

    Th

  • MIA–SEA, Sep 25, 2026: From $314
    25

    Fr

  • MIA–SEA, Sep 26, 2026: From $314
    26

    Sa

  • MIA–SEA, Sep 27, 2026: From $314
    27

    Su

  • MIA–SEA, Sep 28, 2026: From $239
    28

    Mo

  • MIA–SEA, Sep 29, 2026: From $239
    29

    Tu

  • MIA–SEA, Sep 30, 2026: From $239
    30

    We

  • MIA–SEA, Oct 1, 2026: From $149
    01

    Th

    OCT

  • MIA–SEA, Oct 2, 2026: From $149
    02

    Fr

  • MIA–SEA, Oct 3, 2026: From $289
    03

    Sa

  • MIA–SEA, Oct 4, 2026: From $149
    04

    Su

  • MIA–SEA, Oct 5, 2026: From $149
    05

    Mo

  • MIA–SEA, Oct 6, 2026: From $149
    06

    Tu

  • MIA–SEA, Oct 7, 2026: From $149
    07

    We

    • Range$149-$399

    *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 Miami to Seattle.*

    $
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    One-way low-fare flights Miami to Seattle.*
    From
    To
    Fare Type
    Dates
    Price
    Miami (MIA)Seattle (SEA)One-way
    |
    Saver    		Depart: Jan 21, 2027

    From

    $149

    Seen: 22 hours ago

    Miami (MIA)Seattle (SEA)One-way
    |
    Saver    		Depart: Feb 4, 2027

    From

    $149

    Seen: 22 hours ago

    Miami (MIA)Seattle (SEA)One-way
    |
    Saver    		Depart: Mar 3, 2027

    From

    $149

    Seen: 22 hours ago

    Miami (MIA)Seattle (SEA)One-way
    |
    Saver    		Depart: Oct 2, 2026

    From

    $149

    Seen: 22 hours ago

    Miami (MIA)Seattle (SEA)One-way
    |
    Saver    		Depart: Oct 6, 2026

    From

    $149

    Seen: 22 hours ago

    Miami (MIA)Seattle (SEA)One-way
    |
    Saver    		Depart: Dec 4, 2026

    From

    $149

    Seen: 22 hours ago

    Miami (MIA)Seattle (SEA)One-way
    |
    Saver    		Depart: Jan 14, 2027

    From

    $149

    Seen: 22 hours ago

    Miami (MIA)Seattle (SEA)One-way
    |
    Saver    		Depart: Oct 4, 2026

    From

    $149

    Seen: 22 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.

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