Seattle / Tacoma (SEA) to Philadelphia (PHL) cheap flight deal from $277 USD in economy class – flightdeals.net

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About Premium Fare Deals

Alaska Airlines, Inc.

ASAlaska Airlines, Inc.

Round Trip•Economy

Seattle–Tacoma International Airport

Seattle / Tacoma, United States

Philadelphia International Airport

Philadelphia, United States

$422 USD

-34%$277 USD

Verified about 4 hours ago

July 2025

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Limited Availability

16% of dates checked are available within 10% of the lowest price

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