$175 Cheap Delta flights Philadelphia (PHL) to Seattle (SEA)

$175 Cheap Delta flights Philadelphia (PHL) to Seattle (SEA)

Prices were available within the past 7 days and start at $175 for one-way flights and $310 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Jul 24 - Fri, Aug 7

PHL

Philadelphia

SEA

Seattle

$310 Roundtrip, found 2 days ago

$310

Roundtrip

found 2 days ago

Select Delta flight, departing Fri, Jul 24 from Philadelphia to Seattle, returning Fri, Aug 7, priced at $310 found 2 days ago

Fri, Jul 24 - Fri, Aug 7

PHL

Philadelphia

SEA

Seattle

$324 Roundtrip, found 2 days ago

$324

Roundtrip

found 2 days ago

Select Delta flight, departing Fri, Jul 24 from Philadelphia to Seattle, returning Fri, Aug 7, priced at $324 found 2 days ago

Wed, Jun 17 - Tue, Jun 23

PHL

Philadelphia

SEA

Seattle

$334 Roundtrip, found 12 hours ago

$334

Roundtrip

found 12 hours ago

Select Delta flight, departing Wed, Jun 17 from Philadelphia to Seattle, returning Tue, Jun 23, priced at $334 found 12 hours ago

Sat, Sep 19 - Fri, Oct 9

PHL

Philadelphia

SEA

Seattle

$339 Roundtrip, found 1 day ago

$339

Roundtrip

found 1 day ago

Select Delta flight, departing Sat, Sep 19 from Philadelphia to Seattle, returning Fri, Oct 9, priced at $339 found 1 day ago

Fri, Aug 7 - Thu, Aug 20

PHL

Philadelphia

SEA

Seattle

$349 Roundtrip, found 1 day ago

$349

Roundtrip

found 1 day ago

Select Delta flight, departing Fri, Aug 7 from Philadelphia to Seattle, returning Thu, Aug 20, priced at $349 found 1 day ago

Sun, Aug 23 - Sun, Sep 6

PHL

Philadelphia

SEA

Seattle

$353 Roundtrip, found 1 day ago

$353

Roundtrip

found 1 day ago

Select Delta flight, departing Sun, Aug 23 from Philadelphia to Seattle, returning Sun, Sep 6, priced at $353 found 1 day ago