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

Friday, November 20th, 2026

6 round-trip options

Returning
Wed, Nov 25, 20265 Day Trip
$589 USD
Returning
Thu, Nov 26, 20266 Day Trip
$589 USD
Returning
Sat, Nov 28, 20268 Day Trip
$840 USD
Returning
Wed, Dec 2, 202612 Day Trip
$595 USD
Returning
Thu, Dec 3, 202613 Day Trip
$605 USD
Returning
Fri, Dec 4, 202614 Day Trip
$605 USD