San José (SJO) to Seattle / Tacoma (SEA) flight deal in economy from $438

Friday, December 18th, 2026

3 round-trip options

Returning
Wed, Dec 23, 20265 Day Trip
$1,622 USD
Returning
Tue, Dec 29, 202611 Day Trip
$655 USD
Returning
Thu, Dec 31, 202613 Day Trip
$495 USD