Portland (PWM) to Seattle / Tacoma (SEA) flight deal in economy from $375
PWMPortland International Jetport
Portland, United States
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
$577 USD
-35%$375 USD
Verified about 3 hours agoOctober 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Fair Availability
27% of dates checked are available within 10% of the lowest price
Thursday, October 15th, 2026
2 round-trip options
Returning
Sun, Oct 25, 2026•10 Day Trip
$553 USD
Returning
Thu, Oct 29, 2026•14 Day Trip
$514 USD