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

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

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.

Tue, Jul 7 - Tue, Jul 28

SEA

Seattle

PHL

Philadelphia

$329 Roundtrip, found 1 day ago

$329

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Jul 7 from Seattle to Philadelphia, returning Tue, Jul 28, priced at $329 found 1 day ago

Tue, Jul 7 - Mon, Jul 27

SEA

Seattle

PHL

Philadelphia

$339 Roundtrip, found 1 day ago

$339

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Jul 7 from Seattle to Philadelphia, returning Mon, Jul 27, priced at $339 found 1 day ago

Mon, Jul 6 - Mon, Jul 27

SEA

Seattle

PHL

Philadelphia

$349 Roundtrip, found 1 day ago

$349

Roundtrip

found 1 day ago

Select Delta flight, departing Mon, Jul 6 from Seattle to Philadelphia, returning Mon, Jul 27, priced at $349 found 1 day ago

Wed, Jul 15 - Mon, Jul 20

SEA

Seattle

PHL

Philadelphia

$384 Roundtrip, found 2 days ago

$384

Roundtrip

found 2 days ago

Select Delta flight, departing Wed, Jul 15 from Seattle to Philadelphia, returning Mon, Jul 20, priced at $384 found 2 days ago

Tue, Jul 7 - Wed, Jul 29

SEA

Seattle

PHL

Philadelphia

$393 Roundtrip, found 1 day ago

$393

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Jul 7 from Seattle to Philadelphia, returning Wed, Jul 29, priced at $393 found 1 day ago

Wed, Jul 15 - Mon, Jul 20

SEA

Seattle

PHL

Philadelphia

$399 Roundtrip, found 2 days ago

$399

Roundtrip

found 2 days ago

Select Delta flight, departing Wed, Jul 15 from Seattle to Philadelphia, returning Mon, Jul 20, priced at $399 found 2 days ago