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

Wednesday, December 23rd, 2026

3 round-trip options

Returning
Wed, Dec 30, 20267 Day Trip
$1,184 USD
Returning
Fri, Jan 1, 20279 Day Trip
$1,166 USD
Returning
Tue, Jan 5, 202713 Day Trip
$1,118 USD