$139 Cheap United flights Philadelphia (PHL) to Boston (BOS)

$139 Cheap United flights Philadelphia (PHL) to Boston (BOS)

Prices were available within the past 7 days and start at $139 for one-way flights and $227 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Jun 8 - Wed, Jun 10

PHL

Philadelphia

BOS

Boston

$227 Roundtrip, found 6 days ago

$227

Roundtrip

found 6 days ago

Select United flight, departing Mon, Jun 8 from Philadelphia to Boston, returning Wed, Jun 10, priced at $227 found 6 days ago

Mon, Jun 8 - Wed, Jun 10

PHL

Philadelphia

BOS

Boston

$247 Roundtrip, found 6 days ago

$247

Roundtrip

found 6 days ago

Select United flight, departing Mon, Jun 8 from Philadelphia to Boston, returning Wed, Jun 10, priced at $247 found 6 days ago

Fri, Jun 19 - Sun, Jun 21

PHL

Philadelphia

BOS

Boston

$247 Roundtrip, found 1 day ago

$247

Roundtrip

found 1 day ago

Select United flight, departing Fri, Jun 19 from Philadelphia to Boston, returning Sun, Jun 21, priced at $247 found 1 day ago

Mon, Jun 8 - Wed, Jun 10

PHL

Philadelphia

BOS

Boston

$279 Roundtrip, found 6 days ago

$279

Roundtrip

found 6 days ago

Select United flight, departing Mon, Jun 8 from Philadelphia to Boston, returning Wed, Jun 10, priced at $279 found 6 days ago