Seattle / Tacoma (SEA) to Philadelphia (PHL) flight deal in economy from $265
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
PHLPhiladelphia International Airport
Philadelphia, United States
$411 USD
-36%$265 USD
Verified about 8 hours agoJuly 2026
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Extremely Rare Availability
4% of dates checked are available within 10% of the lowest price
Friday, July 31st, 2026
10 round-trip options
Returning
Wed, Aug 5, 2026•5 Day Trip
$509 USD
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Thu, Aug 6, 2026•6 Day Trip
$544 USD
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Fri, Aug 7, 2026•7 Day Trip
$581 USD
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Sat, Aug 8, 2026•8 Day Trip
$581 USD
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Sun, Aug 9, 2026•9 Day Trip
$546 USD
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Mon, Aug 10, 2026•10 Day Trip
$526 USD
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Tue, Aug 11, 2026•11 Day Trip
$435 USD
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Wed, Aug 12, 2026•12 Day Trip
$435 USD
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Thu, Aug 13, 2026•13 Day Trip
$484 USD
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Fri, Aug 14, 2026•14 Day Trip
$471 USD