$144 Cheap Delta flights Seattle (SEA) to Philadelphia (PHL)

$144 Cheap Delta flights Seattle (SEA) to Philadelphia (PHL)

Prices were available within the past 7 days and start at $144 for one-way flights and $298 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Jun 25 - Wed, Jul 2

SEA

Seattle

PHL

Philadelphia

$298 Roundtrip, found 1 day ago

$298

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Jun 25 from Seattle to Philadelphia, returning Wed, Jul 2, priced at $298 found 1 day ago

Wed, Jun 25 - Mon, Jun 30

SEA

Seattle

PHL

Philadelphia

$309 Roundtrip, found 1 day ago

$309

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Jun 25 from Seattle to Philadelphia, returning Mon, Jun 30, priced at $309 found 1 day ago

Sun, Jun 22 - Wed, Jul 2

SEA

Seattle

PHL

Philadelphia

$323 Roundtrip, found 1 day ago

$323

Roundtrip

found 1 day ago

Select Delta flight, departing Sun, Jun 22 from Seattle to Philadelphia, returning Wed, Jul 2, priced at $323 found 1 day ago

Sun, Jun 22 - Sun, Jun 29

SEA

Seattle

PHL

Philadelphia

$334 Roundtrip, found 1 day ago

$334

Roundtrip

found 1 day ago

Select Delta flight, departing Sun, Jun 22 from Seattle to Philadelphia, returning Sun, Jun 29, priced at $334 found 1 day ago

Wed, Jun 25 - Wed, Jul 2

SEA

Seattle

PHL

Philadelphia

$348 Roundtrip, found 1 day ago

$348

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Jun 25 from Seattle to Philadelphia, returning Wed, Jul 2, priced at $348 found 1 day ago

Wed, Jun 25 - Mon, Jun 30

SEA

Seattle

PHL

Philadelphia

$359 Roundtrip, found 1 day ago

$359

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Jun 25 from Seattle to Philadelphia, returning Mon, Jun 30, priced at $359 found 1 day ago