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

Monday, November 16th, 2026

6 round-trip options

Returning
Sat, Nov 21, 20265 Day Trip
$503 USD
Returning
Sun, Nov 22, 20266 Day Trip
$487 USD
Returning
Tue, Nov 24, 20268 Day Trip
$467 USD
Returning
Sat, Nov 28, 202612 Day Trip
$718 USD
Returning
Sun, Nov 29, 202613 Day Trip
$899 USD
Returning
Mon, Nov 30, 202614 Day Trip
$623 USD