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Flights from Philadelphia Intl. Airport (PHL) to Seattle-Tacoma International Airport (SEA)
Flights to Seattle
Washington
United States of America
Flights
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Popular airlines from Philadelphia Intl. Airport (PHL) to Seattle-Tacoma International Airport (SEA)

Alaska Airlines
Delta
United
American Airlines
Southwest Airlines
JetBlue Airways
Frontier Airlines

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Cheap Flights from Philadelphia to Seattle (PHL-SEA)

Prices were available within the past 7 days and start at NT$5,295 for one-way flights and NT$13,251 for roundtrip, for the period specified. Prices and availability are subject to change.

All deals

One way

Roundtrip

Sat, Aug 22 - Fri, Aug 28

PHL

Philadelphia

SEA

Seattle

NT$13,251

Roundtrip

Found 16 hours ago

Select United flight, departing Sat, Aug 22 from Philadelphia to Seattle, returning Fri, Aug 28, priced at NT$13,251 Found 16 hours ago

Sat, Aug 22 - Fri, Aug 28

PHL

Philadelphia

SEA

Seattle

NT$13,353

Roundtrip

Found 16 hours ago

Select American Airlines flight, departing Sat, Aug 22 from Philadelphia to Seattle, returning Fri, Aug 28, priced at NT$13,353 Found 16 hours ago

Sat, Aug 22 - Fri, Aug 28

PHL

Philadelphia

SEA

Seattle

NT$13,569

Roundtrip

Found 16 hours ago

Select United flight, departing Sat, Aug 22 from Philadelphia to Seattle, returning Fri, Aug 28, priced at NT$13,569 Found 16 hours ago

Sat, Aug 22 - Fri, Aug 28

PHL

Philadelphia

SEA

Seattle

NT$13,671

Roundtrip

Found 16 hours ago

Select American Airlines flight, departing Sat, Aug 22 from Philadelphia to Seattle, returning Fri, Aug 28, priced at NT$13,671 Found 16 hours ago

Sat, Aug 22 - Fri, Aug 28

PHL

Philadelphia

SEA

Seattle

NT$13,989

Roundtrip

Found 16 hours ago

Select American Airlines flight, departing Sat, Aug 22 from Philadelphia to Seattle, returning Fri, Aug 28, priced at NT$13,989 Found 16 hours ago

Sat, Aug 22 - Fri, Aug 28

PHL

Philadelphia

SEA

Seattle

NT$14,479

Roundtrip

Found 16 hours ago

Select United flight, departing Sat, Aug 22 from Philadelphia to Seattle, returning Fri, Aug 28, priced at NT$14,479 Found 16 hours ago

Sat, Aug 22 - Fri, Aug 28

PHL

Philadelphia

SEA

Seattle

NT$14,797

Roundtrip

Found 16 hours ago

Select United flight, departing Sat, Aug 22 from Philadelphia to Seattle, returning Fri, Aug 28, priced at NT$14,797 Found 16 hours ago

Sat, Aug 22 - Fri, Aug 28

PHL

Philadelphia

SEA

Seattle

NT$14,969

Roundtrip

Found 16 hours ago

Select American Airlines flight, departing Sat, Aug 22 from Philadelphia to Seattle, returning Fri, Aug 28, priced at NT$14,969 Found 16 hours ago

Sat, Aug 22 - Fri, Aug 28

PHL

Philadelphia

SEA

Seattle

NT$15,120

Roundtrip

Found 16 hours ago

Select United flight, departing Sat, Aug 22 from Philadelphia to Seattle, returning Fri, Aug 28, priced at NT$15,120 Found 16 hours ago

Fri, Aug 7 - Tue, Aug 11

PHL

Philadelphia

SEA

Seattle

NT$16,645

Roundtrip

Found 1 hour ago

Select Delta flight, departing Fri, Aug 7 from Philadelphia to Seattle, returning Tue, Aug 11, priced at NT$16,645 Found 1 hour ago

Travel information

Origin airport	Philadelphia Intl. Airport
Destination airport	Seattle-Tacoma International Airport
Distance	3,816 km away
Airlines serving	Alaska Airlines, Delta, United, American Airlines, Southwest Airlines, JetBlue Airways, Frontier Airlines, Sun Country Airlines
Popular airline	Alaska Airlines
Roundtrip price	NT$13,251
Average flight time	6 hours 8 mins

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NT$5,295 Cheap Flights from Philadelphia (PHL) to Seattle (SEA)

Popular airlines from Philadelphia Intl. Airport (PHL) to Seattle-Tacoma International Airport (SEA)

Be in the know

Book smarter

Earn twice

Cheap Flights from Philadelphia to Seattle (PHL-SEA)

Travel information

Explore a world of travel with Expedia