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

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

Prices were available within the past 7 days and start at $139 for one-way flights and $257 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Jun 27 - Tue, Jul 7

BOS

Boston

PHL

Philadelphia

$257 Roundtrip, found 6 hours ago

$257

Roundtrip

found 6 hours ago

Select United flight, departing Sat, Jun 27 from Boston to Philadelphia, returning Tue, Jul 7, priced at $257 found 6 hours ago

Tue, Jun 23 - Wed, Jun 24

BOS

Boston

PHL

Philadelphia

$258 Roundtrip, found 3 days ago

$258

Roundtrip

found 3 days ago

Select United flight, departing Tue, Jun 23 from Boston to Philadelphia, returning Wed, Jun 24, priced at $258 found 3 days ago

Tue, Jun 23 - Wed, Jun 24

BOS

Boston

PHL

Philadelphia

$263 Roundtrip, found 3 days ago

$263

Roundtrip

found 3 days ago

Select United flight, departing Tue, Jun 23 from Boston to Philadelphia, returning Wed, Jun 24, priced at $263 found 3 days ago

Tue, Jun 23 - Thu, Jul 9

BOS

Boston

PHL

Philadelphia

$266 Roundtrip, found 3 days ago

$266

Roundtrip

found 3 days ago

Select United flight, departing Tue, Jun 23 from Boston to Philadelphia, returning Thu, Jul 9, priced at $266 found 3 days ago

Fri, Jun 19 - Tue, Jul 7

BOS

Boston

PHL

Philadelphia

$267 Roundtrip, found 2 days ago

$267

Roundtrip

found 2 days ago

Select United flight, departing Fri, Jun 19 from Boston to Philadelphia, returning Tue, Jul 7, priced at $267 found 2 days ago

Fri, Jun 19 - Tue, Jul 7

BOS

Boston

PHL

Philadelphia

$268 Roundtrip, found 2 days ago

$268

Roundtrip

found 2 days ago

Select United flight, departing Fri, Jun 19 from Boston to Philadelphia, returning Tue, Jul 7, priced at $268 found 2 days ago