$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 $277 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Nov 12 - Wed, Nov 19

PHL

Philadelphia

SEA

Seattle

$277 Roundtrip, found 10 hours ago

$277

Roundtrip

found 10 hours ago

Select United flight, departing Wed, Nov 12 from Philadelphia to Seattle, returning Wed, Nov 19, priced at $277 found 10 hours ago

Wed, Nov 12 - Wed, Nov 19

PHL

Philadelphia

SEA

Seattle

$291 Roundtrip, found 10 hours ago

$291

Roundtrip

found 10 hours ago

Select United flight, departing Wed, Nov 12 from Philadelphia to Seattle, returning Wed, Nov 19, priced at $291 found 10 hours ago

Wed, Nov 12 - Wed, Nov 19

PHL

Philadelphia

SEA

Seattle

$292 Roundtrip, found 10 hours ago

$292

Roundtrip

found 10 hours ago

Select United flight, departing Wed, Nov 12 from Philadelphia to Seattle, returning Wed, Nov 19, priced at $292 found 10 hours ago

Thu, Nov 13 - Thu, Nov 20

PHL

Philadelphia

SEA

Seattle

$295 Roundtrip, found 9 hours ago

$295

Roundtrip

found 9 hours ago

Select United flight, departing Thu, Nov 13 from Philadelphia to Seattle, returning Thu, Nov 20, priced at $295 found 9 hours ago

Thu, Nov 13 - Thu, Nov 20

PHL

Philadelphia

SEA

Seattle

$297 Roundtrip, found 9 hours ago

$297

Roundtrip

found 9 hours ago

Select United flight, departing Thu, Nov 13 from Philadelphia to Seattle, returning Thu, Nov 20, priced at $297 found 9 hours ago

Wed, Nov 12 - Wed, Nov 19

PHL

Philadelphia

SEA

Seattle

$301 Roundtrip, found 10 hours ago

$301

Roundtrip

found 10 hours ago

Select United flight, departing Wed, Nov 12 from Philadelphia to Seattle, returning Wed, Nov 19, priced at $301 found 10 hours ago