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

Sunday, November 15th, 2026

6 round-trip options

Returning
Fri, Nov 20, 20265 Day Trip
$563 USD
Returning
Sat, Nov 21, 20266 Day Trip
$543 USD
Returning
Mon, Nov 23, 20268 Day Trip
$507 USD
Returning
Fri, Nov 27, 202612 Day Trip
$591 USD
Returning
Sat, Nov 28, 202613 Day Trip
$758 USD
Returning
Sun, Nov 29, 202614 Day Trip
$1,146 USD