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

American AirlinesAAAmerican Airlines
Round Trip•Economy
United StatesSEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States
United StatesPWM

Portland International Jetport

Portland, United States
$551 USD
-43%$315 USD
Verified about 15 hours ago
Extremely Rare Availability
4% of dates checked are available within 10% of the lowest price

Monday, August 10th, 2026

8 round-trip options

Returning
Mon, Aug 17, 2026•7 Day Trip
$579 USD
Google Flights
Returning
Tue, Aug 18, 2026•8 Day Trip
$426 USD
Google Flights
Returning
Wed, Aug 19, 2026•9 Day Trip
$446 USD
Google Flights
Returning
Thu, Aug 20, 2026•10 Day Trip
$477 USD
Google Flights
Returning
Fri, Aug 21, 2026•11 Day Trip
$497 USD
Google Flights
Returning
Sat, Aug 22, 2026•12 Day Trip
$482 USD
Google Flights
Returning
Sun, Aug 23, 2026•13 Day Trip
$579 USD
Google Flights
Returning
Mon, Aug 24, 2026•14 Day Trip
$511 USD
Google Flights