Alaska Airlines Flights from Pittsburgh to Seattle

Lowest fares from Pittsburgh to Seattle

Apr 2026
From$294*
Seen: 17 hours ago
Flight Type One Way|Saver
May 2026
From$219*
Seen: 17 hours ago
Flight Type One Way|Saver
Jun 2026
From$254*
Seen: 17 hours ago
Flight Type One Way|Saver
$254
$488
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    • Range$254-$488

    *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 Pittsburgh to Seattle.*

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    One-way low-fare flights Pittsburgh to Seattle.*
    From
    To
    Fare Type
    Dates
    Price
    Pittsburgh (PIT)Seattle (SEA)One-way
    |
    Saver    		Depart: Oct 6, 2026

    From

    $159

    Seen: 17 hours ago

    Pittsburgh (PIT)Seattle (SEA)One-way
    |
    Saver    		Depart: Sep 29, 2026

    From

    $159

    Seen: 17 hours ago

    Pittsburgh (PIT)Seattle (SEA)One-way
    |
    Saver    		Depart: Oct 3, 2026

    From

    $159

    Seen: 17 hours ago

    Pittsburgh (PIT)Seattle (SEA)One-way
    |
    Saver    		Depart: Oct 7, 2026

    From

    $159

    Seen: 17 hours ago

    Pittsburgh (PIT)Seattle (SEA)One-way
    |
    Saver    		Depart: Oct 13, 2026

    From

    $159

    Seen: 17 hours ago

    Pittsburgh (PIT)Seattle (SEA)One-way
    |
    Saver    		Depart: Sep 30, 2026

    From

    $159

    Seen: 17 hours ago

    Pittsburgh (PIT)Seattle (SEA)One-way
    |
    Saver    		Depart: Oct 10, 2026

    From

    $159

    Seen: 17 hours ago

    Pittsburgh (PIT)Seattle (SEA)One-way
    |
    Saver    		Depart: Dec 12, 2026

    From

    $159

    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.

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