Alaska Airlines Flights from San Diego to Seattle

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Cheap flights from San Diego to Seattle

Lowest fares from San Diego 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 San Diego to Seattle.*

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One-way low-fare flights San Diego to Seattle.*
From
To
Fare Type
Dates
Price
San Diego (SAN)Seattle (SEA)One-way
|
Economy		Depart: Aug 26, 2026

From

$154

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.