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

Saturday, December 19th, 2026

3 round-trip options

Returning
Sat, Dec 26, 20267 Day Trip
$1,464 USD
Returning
Mon, Dec 28, 20269 Day Trip
$1,230 USD
Returning
Fri, Jan 1, 202713 Day Trip
$1,110 USD