Flights from Milwaukee (MKE) to Seattle (SEA) on Alaska Airlines

Lowest fares from Milwaukee to Seattle

Oct 2026
From$163*
Seen: 10 hours ago
Flight Type One Way|Saver
Nov 2026
From$219*
Seen: 10 hours ago
Flight Type One Way|Saver
Dec 2026
From$219*
Seen: 10 hours ago
Flight Type One Way|Saver
cmp-daily-histogram-bars-legend-min-price-aria-label $163
cmp-daily-histogram-bars-legend-max-price-aria-label $789
Displaying fares for October-2026
  • MKE–SEA, Oct 13, 2026: From $163
    13

    Tu

    OCT

  • MKE–SEA, Oct 14, 2026: From $163
    14

    We

  • MKE–SEA, Oct 15, 2026: From $176
    15

    Th

  • MKE–SEA, Oct 16, 2026: From $454
    16

    Fr

  • MKE–SEA, Oct 17, 2026: From $454
    17

    Sa

  • MKE–SEA, Oct 18, 2026: From $529
    18

    Su

  • MKE–SEA, Oct 19, 2026: From $789
    19

    Mo

  • MKE–SEA, Oct 20, 2026: From $389
    20

    Tu

  • MKE–SEA, Oct 21, 2026: From $389
    21

    We

  • MKE–SEA, Oct 22, 2026: From $389
    22

    Th

  • MKE–SEA, Oct 23, 2026: From $389
    23

    Fr

  • MKE–SEA, Oct 24, 2026: From $389
    24

    Sa

  • MKE–SEA, Oct 25, 2026: From $464
    25

    Su

  • MKE–SEA, Oct 26, 2026: From $389
    26

    Mo

  • MKE–SEA, Oct 27, 2026: From $329
    27

    Tu

  • MKE–SEA, Oct 28, 2026: From $329
    28

    We

  • MKE–SEA, Oct 29, 2026: From $329
    29

    Th

  • MKE–SEA, Oct 30, 2026: From $329
    30

    Fr

  • MKE–SEA, Oct 31, 2026: From $329
    31

    Sa

  • MKE–SEA, Nov 1, 2026: From $329
    01

    Su

    NOV

  • MKE–SEA, Nov 2, 2026: From $329
    02

    Mo

  • MKE–SEA, Nov 3, 2026: From $264
    03

    Tu

  • MKE–SEA, Nov 4, 2026: From $264
    04

    We

  • MKE–SEA, Nov 5, 2026: From $264
    05

    Th

  • MKE–SEA, Nov 6, 2026: From $264
    06

    Fr

  • MKE–SEA, Nov 7, 2026: From $264
    07

    Sa

  • MKE–SEA, Nov 8, 2026: From $389
    08

    Su

  • MKE–SEA, Nov 9, 2026: From $264
    09

    Mo

  • MKE–SEA, Nov 10, 2026: From $329
    10

    Tu

  • MKE–SEA, Nov 11, 2026: From $264
    11

    We

  • MKE–SEA, Nov 12, 2026: From $239
    12

    Th

    • Range$163-$789

    *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 Milwaukee to Seattle.*

    $
    keyboard_arrow_down
    One-way low-fare flights Milwaukee to Seattle.*
    From
    To
    Fare Type
    Dates
    Price
    Milwaukee (MKE)Seattle (SEA)One-way
    |
    Saver    		Depart: Oct 14, 2026

    From

    $163

    Seen: 10 hours ago

    Milwaukee (MKE)Seattle (SEA)One-way
    |
    Saver    		Depart: Oct 15, 2026

    From

    $176

    Seen: 10 hours ago

    Milwaukee (MKE)Seattle (SEA)One-way
    |
    Saver    		Depart: Dec 1, 2026

    From

    $219

    Seen: 10 hours ago

    Milwaukee (MKE)Seattle (SEA)One-way
    |
    Saver    		Depart: Jan 27, 2027

    From

    $219

    Seen: 10 hours ago

    Milwaukee (MKE)Seattle (SEA)One-way
    |
    Saver    		Depart: Feb 3, 2027

    From

    $219

    Seen: 10 hours ago

    Milwaukee (MKE)Seattle (SEA)One-way
    |
    Saver    		Depart: Nov 14, 2026

    From

    $219

    Seen: 10 hours ago

    Milwaukee (MKE)Seattle (SEA)One-way
    |
    Saver    		Depart: Dec 8, 2026

    From

    $219

    Seen: 10 hours ago

    Milwaukee (MKE)Seattle (SEA)One-way
    |
    Saver    		Depart: Oct 13, 2026

    From

    $163

    Seen: 1 day 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 Milwaukee (MKE) to Seattle (SEA)

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

    Want to find the lowest fares by day and time flying from Milwaukee 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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