Alaska Airlines Flights from Pittsburgh to Seattle

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Cheap flights from Pittsburgh to Seattle

Lowest fares from Pittsburgh to Seattle

*Fares and availability are based on round trip searches for 1 passenger (1 adult) in Economy class in the last 48 hours. Fares are inclusive of tax and surcharges, and subject to availability. link.

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
|
Economy		Depart: Sep 26, 2026

From

$159

Seen: 1 day ago

*Prices have been available for one-way trips within the last 48 hours and may not be currently available. Fares listed may be Saver fares which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.