Alaska Airlines Cheap Flights from San Jose, CR to United States

Deals on one-way flights from San Jose, CR to United States.*

San Jose, CR (SJO)to

Seattle (SEA)
Depart: Jun 5, 2025
From
$210
Seen: 21 hours ago
One-way
|
Saver

San Jose, CR (SJO)to

Seattle (SEA)
Depart: May 31, 2025
From
$221
Seen: 13 hours ago
One-way
|
Saver

San Jose, CR (SJO)to

Seattle (SEA)
Depart: May 15, 2025
From
$371
Seen: 15 hours ago
One-way
|
Saver

San Jose, CR (SJO)to

Seattle (SEA)
Depart: May 14, 2025
From
$481
Seen: 7 hours ago
One-way
|
Saver

*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.

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One-way low-fare flights San Jose, CR to United States.*

One-way low-fare flights San Jose, CR to United States.*
From
To
Fare Type
Dates
Price
San Jose, CR (SJO)Seattle (SEA)One-way
|
Main
Depart: Feb 6, 2026

From

$318

Seen: 20 hours ago

San Jose, CR (SJO)Seattle (SEA)One-way
|
Main
Depart: Feb 4, 2026

From

$318

Seen: 20 hours ago

San Jose, CR (SJO)Seattle (SEA)One-way
|
Main
Depart: Feb 5, 2026

From

$318

Seen: 20 hours ago

San Jose, CR (SJO)Seattle (SEA)One-way
|
Main
Depart: Feb 3, 2026

From

$318

Seen: 20 hours ago

San Jose, CR (SJO)Seattle (SEA)One-way
|
Main
Depart: Jul 10, 2025

From

$347

Seen: 7 hours ago

San Jose, CR (SJO)Seattle (SEA)One-way
|
Main
Depart: Jul 15, 2025

From

$362

Seen: 17 hours 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.

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