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

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

Prices were available within the past 7 days and start at $144 for one-way flights and $322 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

$322 Roundtrip, found 1 day ago

$322

Roundtrip

found 1 day ago

Select United flight, departing Wed, Jun 25 from Seattle to Philadelphia, returning Wed, Jul 2, priced at $322 found 1 day ago

Wed, Jun 25 - Mon, Jun 30

SEA

Seattle

PHL

Philadelphia

$333 Roundtrip, found 1 day ago

$333

Roundtrip

found 1 day ago

Select United flight, departing Wed, Jun 25 from Seattle to Philadelphia, returning Mon, Jun 30, priced at $333 found 1 day ago

Wed, Jun 25 - Wed, Jul 2

SEA

Seattle

PHL

Philadelphia

$360 Roundtrip, found 1 day ago

$360

Roundtrip

found 1 day ago

Select United flight, departing Wed, Jun 25 from Seattle to Philadelphia, returning Wed, Jul 2, priced at $360 found 1 day ago

Wed, Jun 25 - Mon, Jun 30

SEA

Seattle

PHL

Philadelphia

$361 Roundtrip, found 1 day ago

$361

Roundtrip

found 1 day ago

Select United flight, departing Wed, Jun 25 from Seattle to Philadelphia, returning Mon, Jun 30, priced at $361 found 1 day ago

Wed, Jun 25 - Mon, Jun 30

SEA

Seattle

PHL

Philadelphia

$371 Roundtrip, found 1 day ago

$371

Roundtrip

found 1 day ago

Select United flight, departing Wed, Jun 25 from Seattle to Philadelphia, returning Mon, Jun 30, priced at $371 found 1 day ago

Wed, Jun 25 - Wed, Jul 2

SEA

Seattle

PHL

Philadelphia

$372 Roundtrip, found 1 day ago

$372

Roundtrip

found 1 day ago

Select United flight, departing Wed, Jun 25 from Seattle to Philadelphia, returning Wed, Jul 2, priced at $372 found 1 day ago