$139 Cheap United flights Philadelphia (PHL) to Seattle (SEA)

$139 Cheap United flights Philadelphia (PHL) to Seattle (SEA)

Prices were available within the past 7 days and start at $139 for one-way flights and $262 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Jan 16 - Sun, Jan 18

PHL

Philadelphia

SEA

Seattle

$262 Roundtrip, found 3 days ago

$262

Roundtrip

found 3 days ago

Select United flight, departing Fri, Jan 16 from Philadelphia to Seattle, returning Sun, Jan 18, priced at $262 found 3 days ago

Fri, Jan 16 - Sun, Jan 18

PHL

Philadelphia

SEA

Seattle

$272 Roundtrip, found 3 days ago

$272

Roundtrip

found 3 days ago

Select United flight, departing Fri, Jan 16 from Philadelphia to Seattle, returning Sun, Jan 18, priced at $272 found 3 days ago

Fri, Jan 16 - Sun, Jan 18

PHL

Philadelphia

SEA

Seattle

$296 Roundtrip, found 3 days ago

$296

Roundtrip

found 3 days ago

Select United flight, departing Fri, Jan 16 from Philadelphia to Seattle, returning Sun, Jan 18, priced at $296 found 3 days ago

Fri, Jan 16 - Sun, Jan 18

PHL

Philadelphia

SEA

Seattle

$302 Roundtrip, found 3 days ago

$302

Roundtrip

found 3 days ago

Select United flight, departing Fri, Jan 16 from Philadelphia to Seattle, returning Sun, Jan 18, priced at $302 found 3 days ago

Fri, Jan 16 - Sun, Jan 18

PHL

Philadelphia

SEA

Seattle

$303 Roundtrip, found 3 days ago

$303

Roundtrip

found 3 days ago

Select United flight, departing Fri, Jan 16 from Philadelphia to Seattle, returning Sun, Jan 18, priced at $303 found 3 days ago

Fri, Jan 16 - Sun, Jan 18

PHL

Philadelphia

SEA

Seattle

$312 Roundtrip, found 3 days ago

$312

Roundtrip

found 3 days ago

Select United flight, departing Fri, Jan 16 from Philadelphia to Seattle, returning Sun, Jan 18, priced at $312 found 3 days ago