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 16 hours agoAugust 2026
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Extremely Rare Availability
4% of dates checked are available within 10% of the lowest price
Tuesday, August 4th, 2026
8 round-trip options
Returning
Tue, Aug 11, 2026•7 Day Trip
$502 USD
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Wed, Aug 12, 2026•8 Day Trip
$454 USD
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Thu, Aug 13, 2026•9 Day Trip
$479 USD
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Fri, Aug 14, 2026•10 Day Trip
$477 USD
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Sat, Aug 15, 2026•11 Day Trip
$535 USD
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Sun, Aug 16, 2026•12 Day Trip
$575 USD
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Mon, Aug 17, 2026•13 Day Trip
$543 USD
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Tue, Aug 18, 2026•14 Day Trip
$390 USD