$478 Cheap United flights Philadelphia (PHL) to London (LHR)

$478 Cheap United flights Philadelphia (PHL) to London (LHR)

Prices were available within the past 7 days and start at $478 for one-way flights and $820 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Sep 18 - Fri, Sep 26

PHL

Philadelphia

LHR

London

$820 Roundtrip, found 15 hours ago

$820

Roundtrip

found 15 hours ago

Select United flight, departing Thu, Sep 18 from Philadelphia to London, returning Fri, Sep 26, priced at $820 found 15 hours ago

Thu, Sep 18 - Fri, Sep 26

PHL

Philadelphia

LHR

London

$830 Roundtrip, found 15 hours ago

$830

Roundtrip

found 15 hours ago

Select United flight, departing Thu, Sep 18 from Philadelphia to London, returning Fri, Sep 26, priced at $830 found 15 hours ago