Alaska Airlines Flights from Kansas City to Seattle

Lowest fares from Kansas City to Seattle

Apr 2026
From$269*
Seen: 17 hours ago
Flight Type One Way|Saver
May 2026
From$199*
Seen: 17 hours ago
Flight Type One Way|Saver
Jun 2026
From$219*
Seen: 17 hours ago
Flight Type One Way|Saver
$199
$479
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    • Range$199-$479

    *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 Kansas City to Seattle.*

    $
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    One-way low-fare flights Kansas City to Seattle.*
    From
    To
    Fare Type
    Dates
    Price
    Kansas City (MCI)Seattle (SEA)One-way
    |
    Saver    		Depart: Jul 22, 2026

    From

    $199

    Seen: 17 hours ago

    Kansas City (MCI)Seattle (SEA)One-way
    |
    Saver    		Depart: Jul 29, 2026

    From

    $199

    Seen: 17 hours ago

    Kansas City (MCI)Seattle (SEA)One-way
    |
    Saver    		Depart: Aug 18, 2026

    From

    $199

    Seen: 17 hours ago

    Kansas City (MCI)Seattle (SEA)One-way
    |
    Saver    		Depart: Aug 26, 2026

    From

    $199

    Seen: 17 hours ago

    Kansas City (MCI)Seattle (SEA)One-way
    |
    Saver    		Depart: Aug 27, 2026

    From

    $199

    Seen: 17 hours ago

    Kansas City (MCI)Seattle (SEA)One-way
    |
    Saver    		Depart: Oct 12, 2026

    From

    $199

    Seen: 17 hours ago

    Kansas City (MCI)Seattle (SEA)One-way
    |
    Saver    		Depart: Jul 24, 2026

    From

    $199

    Seen: 17 hours ago

    Kansas City (MCI)Seattle (SEA)One-way
    |
    Saver    		Depart: Jul 26, 2026

    From

    $199

    Seen: 17 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.

    Looking for more? See other routes