Alaska Airlines Flights from Great Falls to Seattle

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Lowest fares from Great Falls to Seattle

$139
$509
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  • Range$139-$509

    One-way low-fare flights Great Falls to Seattle.*

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    One-way low-fare flights Great Falls to Seattle.*
    From
    To
    Fare Type
    Dates
    Price
    Great Falls (GTF)Seattle (SEA)One-way
    |
    Saver
    Depart: Oct 4, 2025

    From

    $89

    Seen: 22 hours ago

    Great Falls (GTF)Seattle (SEA)One-way
    |
    Saver
    Depart: Oct 7, 2025

    From

    $89

    Seen: 22 hours ago

    Great Falls (GTF)Seattle (SEA)One-way
    |
    Saver
    Depart: Oct 11, 2025

    From

    $89

    Seen: 22 hours ago

    Great Falls (GTF)Seattle (SEA)One-way
    |
    Saver
    Depart: Oct 14, 2025

    From

    $89

    Seen: 22 hours ago

    Great Falls (GTF)Seattle (SEA)One-way
    |
    Saver
    Depart: Oct 25, 2025

    From

    $89

    Seen: 22 hours ago

    Great Falls (GTF)Seattle (SEA)One-way
    |
    Saver
    Depart: Oct 28, 2025

    From

    $89

    Seen: 22 hours ago

    Great Falls (GTF)Seattle (SEA)One-way
    |
    Saver
    Depart: Nov 1, 2025

    From

    $89

    Seen: 22 hours ago

    Great Falls (GTF)Seattle (SEA)One-way
    |
    Saver
    Depart: Nov 4, 2025

    From

    $89

    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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