$165 Cheap American Airlines flights Philadelphia (PHL) to Seattle (SEA)

$165 Cheap American Airlines flights Philadelphia (PHL) to Seattle (SEA)

Prices were available within the past 7 days and start at $165 for one-way flights and $321 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Aug 2 - Mon, Aug 17

PHL

Philadelphia

SEA

Seattle

$321 Roundtrip, found 4 days ago

$321

Roundtrip

found 4 days ago

Select American Airlines flight, departing Sun, Aug 2 from Philadelphia to Seattle, returning Mon, Aug 17, priced at $321 found 4 days ago

Tue, Jul 28 - Fri, Aug 7

PHL

Philadelphia

SEA

Seattle

$335 Roundtrip, found 4 days ago

$335

Roundtrip

found 4 days ago

Select American Airlines flight, departing Tue, Jul 28 from Philadelphia to Seattle, returning Fri, Aug 7, priced at $335 found 4 days ago

Tue, Aug 25 - Fri, Aug 28

PHL

Philadelphia

SEA

Seattle

$350 Roundtrip, found 17 hours ago

$350

Roundtrip

found 17 hours ago

Select American Airlines flight, departing Tue, Aug 25 from Philadelphia to Seattle, returning Fri, Aug 28, priced at $350 found 17 hours ago

Sat, Oct 10 - Wed, Oct 14

PHL

Philadelphia

SEA

Seattle

$373 Roundtrip, found 16 hours ago

$373

Roundtrip

found 16 hours ago

Select American Airlines flight, departing Sat, Oct 10 from Philadelphia to Seattle, returning Wed, Oct 14, priced at $373 found 16 hours ago