Alaska Airlines Flights from Seattle to San Diego

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Lowest fares from Seattle to San Diego

$79
$314
Displaying fares for April-2025
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Range$79-$314

One-way low-fare flights Seattle to San Diego.*

One-way low-fare flights Seattle to San Diego.*
From
To
Fare Type
Dates
Price
Seattle (SEA)San Diego (SAN)One-way
|
Saver
Depart: Jun 12, 2025

From

$79

Seen: 13 hours ago

Seattle (SEA)San Diego (SAN)One-way
|
Saver
Depart: Jun 10, 2025

From

$79

Seen: 4 hours ago

Seattle (SEA)San Diego (SAN)One-way
|
Saver
Depart: May 27, 2025

From

$79

Seen: 1 hour ago

Seattle (SEA)San Diego (SAN)One-way
|
Saver
Depart: Jun 14, 2025

From

$79

Seen: 1 hour ago

Seattle (SEA)San Diego (SAN)One-way
|
Saver
Depart: Jun 7, 2025

From

$79

Seen: 1 hour ago

Seattle (SEA)San Diego (SAN)One-way
|
Saver
Depart: May 21, 2025

From

$79

Seen: 46 minutes ago

Seattle (SEA)San Diego (SAN)One-way
|
Saver
Depart: May 19, 2025

From

$79

Seen: 6 minutes ago

Seattle (SEA)San Diego (SAN)One-way
|
Saver
Depart: Jun 11, 2025

From

$79

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.