$179 Cheap Alaska Airlines flights Seattle (SEA) to Philadelphia (PHL)

$179 Cheap Alaska Airlines flights Seattle (SEA) to Philadelphia (PHL)

Prices were available within the past 7 days and start at $179 for one-way flights and $317 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, May 1 - Thu, May 7

SEA

Seattle

PHL

Philadelphia

$317 Roundtrip, found 4 hours ago

$317

Roundtrip

found 4 hours ago

Select Alaska Airlines flight, departing Fri, May 1 from Seattle to Philadelphia, returning Thu, May 7, priced at $317 found 4 hours ago

Tue, May 5 - Wed, May 13

SEA

Seattle

PHL

Philadelphia

$323 Roundtrip, found 4 hours ago

$323

Roundtrip

found 4 hours ago

Select Alaska Airlines flight, departing Tue, May 5 from Seattle to Philadelphia, returning Wed, May 13, priced at $323 found 4 hours ago

Fri, May 1 - Sun, May 24

SEA

Seattle

PHL

Philadelphia

$327 Roundtrip, found 4 hours ago

$327

Roundtrip

found 4 hours ago

Select Alaska Airlines flight, departing Fri, May 1 from Seattle to Philadelphia, returning Sun, May 24, priced at $327 found 4 hours ago