$199 Cheap Alaska Airlines flights Philadelphia (PHL) to Seattle (SEA)

$199 Cheap Alaska Airlines flights Philadelphia (PHL) to Seattle (SEA)

Prices were available within the past 7 days and start at $199 for one-way flights and $397 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, May 5 - Thu, May 14

PHL

Philadelphia

SEA

Seattle

$397 Roundtrip, found 5 days ago

$397

Roundtrip

found 5 days ago

Select Alaska Airlines flight, departing Tue, May 5 from Philadelphia to Seattle, returning Thu, May 14, priced at $397 found 5 days ago

Tue, May 5 - Thu, May 14

PHL

Philadelphia

SEA

Seattle

$447 Roundtrip, found 5 days ago

$447

Roundtrip

found 5 days ago

Select Alaska Airlines flight, departing Tue, May 5 from Philadelphia to Seattle, returning Thu, May 14, priced at $447 found 5 days ago

Tue, May 5 - Thu, May 14

PHL

Philadelphia

SEA

Seattle

$467 Roundtrip, found 5 days ago

$467

Roundtrip

found 5 days ago

Select Alaska Airlines flight, departing Tue, May 5 from Philadelphia to Seattle, returning Thu, May 14, priced at $467 found 5 days ago

Sun, Jun 21 - Mon, Jun 29

PHL

Philadelphia

SEA

Seattle

$522 Roundtrip, found 16 hours ago

$522

Roundtrip

found 16 hours ago

Select Alaska Airlines flight, departing Sun, Jun 21 from Philadelphia to Seattle, returning Mon, Jun 29, priced at $522 found 16 hours ago