$149 Cheap United flights Philadelphia (PHL) to Seattle (SEA)

$149 Cheap United flights Philadelphia (PHL) to Seattle (SEA)

Prices were available within the past 7 days and start at $149 for one-way flights and $268 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, May 7 - Sun, May 11

PHL

Philadelphia

SEA

Seattle

$268 Roundtrip, found 7 hours ago

$268

Roundtrip

found 7 hours ago

Select United flight, departing Wed, May 7 from Philadelphia to Seattle, returning Sun, May 11, priced at $268 found 7 hours ago

Wed, May 7 - Sun, May 11

PHL

Philadelphia

SEA

Seattle

$273 Roundtrip, found 7 hours ago

$273

Roundtrip

found 7 hours ago

Select United flight, departing Wed, May 7 from Philadelphia to Seattle, returning Sun, May 11, priced at $273 found 7 hours ago

Wed, May 7 - Sun, May 11

PHL

Philadelphia

SEA

Seattle

$292 Roundtrip, found 7 hours ago

$292

Roundtrip

found 7 hours ago

Select United flight, departing Wed, May 7 from Philadelphia to Seattle, returning Sun, May 11, priced at $292 found 7 hours ago

Wed, May 7 - Sun, May 11

PHL

Philadelphia

SEA

Seattle

$297 Roundtrip, found 7 hours ago

$297

Roundtrip

found 7 hours ago

Select United flight, departing Wed, May 7 from Philadelphia to Seattle, returning Sun, May 11, priced at $297 found 7 hours ago

Wed, May 7 - Sun, May 11

PHL

Philadelphia

SEA

Seattle

$298 Roundtrip, found 7 hours ago

$298

Roundtrip

found 7 hours ago

Select United flight, departing Wed, May 7 from Philadelphia to Seattle, returning Sun, May 11, priced at $298 found 7 hours ago

Wed, May 7 - Sun, May 11

PHL

Philadelphia

SEA

Seattle

$302 Roundtrip, found 7 hours ago

$302

Roundtrip

found 7 hours ago

Select United flight, departing Wed, May 7 from Philadelphia to Seattle, returning Sun, May 11, priced at $302 found 7 hours ago