Seattle / Tacoma (SEA) to Portland (PWM) flight deal in economy from $315
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
PWMPortland International Jetport
Portland, United States
$551 USD
-43%$315 USD
Verified about 22 hours agoAugust 2026
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Extremely Rare Availability
4% of dates checked are available within 10% of the lowest price
Tuesday, August 11th, 2026
8 round-trip options
Returning
Tue, Aug 18, 2026•7 Day Trip
$390 USD
Returning
Wed, Aug 19, 2026•8 Day Trip
$410 USD
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Thu, Aug 20, 2026•9 Day Trip
$441 USD
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Fri, Aug 21, 2026•10 Day Trip
$461 USD
Returning
Sat, Aug 22, 2026•11 Day Trip
$446 USD
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Sun, Aug 23, 2026•12 Day Trip
$549 USD
Returning
Mon, Aug 24, 2026•13 Day Trip
$475 USD
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Tue, Aug 25, 2026•14 Day Trip
$375 USD