$139 Cheap United flights Seattle (SEA) to Philadelphia (PHL)

$139 Cheap United flights Seattle (SEA) to Philadelphia (PHL)

Prices were available within the past 7 days and start at $139 for one-way flights and $255 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Feb 3 - Sat, Feb 14

SEA

Seattle

PHL

Philadelphia

$255 Roundtrip, found 1 day ago

$255

Roundtrip

found 1 day ago

Select United flight, departing Tue, Feb 3 from Seattle to Philadelphia, returning Sat, Feb 14, priced at $255 found 1 day ago

Tue, Feb 3 - Sat, Feb 14

SEA

Seattle

PHL

Philadelphia

$260 Roundtrip, found 1 day ago

$260

Roundtrip

found 1 day ago

Select United flight, departing Tue, Feb 3 from Seattle to Philadelphia, returning Sat, Feb 14, priced at $260 found 1 day ago

Tue, Feb 3 - Sat, Feb 14

SEA

Seattle

PHL

Philadelphia

$277 Roundtrip, found 1 day ago

$277

Roundtrip

found 1 day ago

Select United flight, departing Tue, Feb 3 from Seattle to Philadelphia, returning Sat, Feb 14, priced at $277 found 1 day ago

Tue, Feb 3 - Sat, Feb 14

SEA

Seattle

PHL

Philadelphia

$282 Roundtrip, found 1 day ago

$282

Roundtrip

found 1 day ago

Select United flight, departing Tue, Feb 3 from Seattle to Philadelphia, returning Sat, Feb 14, priced at $282 found 1 day ago

Tue, Feb 3 - Sat, Feb 14

SEA

Seattle

PHL

Philadelphia

$285 Roundtrip, found 1 day ago

$285

Roundtrip

found 1 day ago

Select United flight, departing Tue, Feb 3 from Seattle to Philadelphia, returning Sat, Feb 14, priced at $285 found 1 day ago

Tue, Feb 3 - Sat, Feb 14

SEA

Seattle

PHL

Philadelphia

$293 Roundtrip, found 1 day ago

$293

Roundtrip

found 1 day ago

Select United flight, departing Tue, Feb 3 from Seattle to Philadelphia, returning Sat, Feb 14, priced at $293 found 1 day ago