$165 Cheap Delta flights Philadelphia (PHL) to Seattle (SEA)

$165 Cheap Delta flights Philadelphia (PHL) to Seattle (SEA)

Prices were available within the past 7 days and start at $165 for one-way flights and $329 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Aug 17 - Sun, Aug 23

PHL

Philadelphia

SEA

Seattle

$329 Roundtrip, found 11 hours ago

$329

Roundtrip

found 11 hours ago

Select Delta flight, departing Mon, Aug 17 from Philadelphia to Seattle, returning Sun, Aug 23, priced at $329 found 11 hours ago

Fri, Jun 19 - Mon, Jun 22

PHL

Philadelphia

SEA

Seattle

$339 Roundtrip, found 2 days ago

$339

Roundtrip

found 2 days ago

Select Delta flight, departing Fri, Jun 19 from Philadelphia to Seattle, returning Mon, Jun 22, priced at $339 found 2 days ago

Sat, Sep 19 - Sun, Oct 4

PHL

Philadelphia

SEA

Seattle

$363 Roundtrip, found 3 days ago

$363

Roundtrip

found 3 days ago

Select Delta flight, departing Sat, Sep 19 from Philadelphia to Seattle, returning Sun, Oct 4, priced at $363 found 3 days ago

Sun, Aug 16 - Mon, Aug 31

PHL

Philadelphia

SEA

Seattle

$373 Roundtrip, found 3 days ago

$373

Roundtrip

found 3 days ago

Select Delta flight, departing Sun, Aug 16 from Philadelphia to Seattle, returning Mon, Aug 31, priced at $373 found 3 days ago

Wed, Aug 12 - Sat, Aug 29

PHL

Philadelphia

SEA

Seattle

$383 Roundtrip, found 3 days ago

$383

Roundtrip

found 3 days ago

Select Delta flight, departing Wed, Aug 12 from Philadelphia to Seattle, returning Sat, Aug 29, priced at $383 found 3 days ago

Sun, Jun 14 - Mon, Jun 22

PHL

Philadelphia

SEA

Seattle

$383 Roundtrip, found 2 days ago

$383

Roundtrip

found 2 days ago

Select Delta flight, departing Sun, Jun 14 from Philadelphia to Seattle, returning Mon, Jun 22, priced at $383 found 2 days ago