Alaska Airlines Flights from San Francisco to Seattle

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Lowest fares from San Francisco to Seattle

Jun 2025
From$129*
Seen: 4 hours ago
Flight Type One Way|Saver
$104
$222
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Range$104-$222

*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 San Francisco to Seattle.*

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One-way low-fare flights San Francisco to Seattle.*
From
To
Fare Type
Dates
Price
San Francisco (SFO)Seattle (SEA)One-way
|
Saver		Depart: Aug 7, 2025

From

$79

Seen: 1 day ago

San Francisco (SFO)Seattle (SEA)One-way
|
Saver		Depart: Sep 2, 2025

From

$79

Seen: 1 day ago

San Francisco (SFO)Seattle (SEA)One-way
|
Saver		Depart: Aug 15, 2025

From

$79

Seen: 1 day ago

San Francisco (SFO)Seattle (SEA)One-way
|
Saver		Depart: Aug 14, 2025

From

$79

Seen: 1 day ago

San Francisco (SFO)Seattle (SEA)One-way
|
Saver		Depart: Aug 17, 2025

From

$79

Seen: 40 minutes ago

San Francisco (SFO)Seattle (SEA)One-way
|
Saver		Depart: Sep 10, 2025

From

$79

Seen: 1 day ago

San Francisco (SFO)Seattle (SEA)One-way
|
Saver		Depart: Sep 22, 2025

From

$79

Seen: 1 day ago

San Francisco (SFO)Seattle (SEA)One-way
|
Saver		Depart: Oct 26, 2025

From

$79

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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