Seattle / Tacoma (SEA) to Portland (PWM) flight deal in economy from $315

Tuesday, November 17th, 2026

6 round-trip options

Returning
Sun, Nov 22, 20265 Day Trip
$421 USD
Returning
Mon, Nov 23, 20266 Day Trip
$401 USD
Returning
Wed, Nov 25, 20268 Day Trip
$401 USD
Returning
Sun, Nov 29, 202612 Day Trip
$899 USD
Returning
Mon, Nov 30, 202613 Day Trip
$557 USD
Returning
Tue, Dec 1, 202614 Day Trip
$401 USD