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

Thursday, December 17th, 2026

3 round-trip options

Returning
Tue, Dec 22, 20265 Day Trip
$1,675 USD
Returning
Mon, Dec 28, 202611 Day Trip
$737 USD
Returning
Wed, Dec 30, 202613 Day Trip
$495 USD