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

Thursday, October 15th, 2026

6 round-trip options

Returning
Tue, Oct 20, 20265 Day Trip
$381 USD
Returning
Wed, Oct 21, 20266 Day Trip
$381 USD
Returning
Fri, Oct 23, 20268 Day Trip
$503 USD
Returning
Tue, Oct 27, 202612 Day Trip
$381 USD
Returning
Wed, Oct 28, 202613 Day Trip
$381 USD
Returning
Thu, Oct 29, 202614 Day Trip
$447 USD