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

Wednesday, July 22nd, 2026

4 round-trip options

Returning
Mon, Jul 27, 20265 Day Trip
$555 USD
Returning
Tue, Jul 28, 20266 Day Trip
$438 USD
Returning
Thu, Jul 30, 20268 Day Trip
$555 USD
Returning
Fri, Jul 31, 20269 Day Trip
$472 USD