£444 Cheap United flights from London to Philadelphia (LHR→PHL)

View £444 flight on Wed, 16 Sept 2026Opens in a new window

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United flights from London to Philadelphia (LHR→PHL)

Prices were available within the past 7 days and start at £444 for one-way flights and £642 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, 29 Apr - Wed, 13 May
LHR
London
PHL
Philadelphia
£642 Return, found 5 days ago
£642
Return
found 5 days ago
Select United flight, departing Wed, 29 Apr from London to Philadelphia, returning Wed, 13 May, priced at £642 found 5 days ago

Alternative airports near Philadelphia

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Philadelphia Intl. PHL. Cheapest and Closest option available. Average driving time to city centre is 17 minutes. Flights from £665
PHL
Philadelphia Intl.
CheapestClosest
Average driving time to city centre17 min
Flights from £665

Travel information

Origin airport
Heathrow
Destination airport
Philadelphia Intl.
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, United, Virgin Atlantic
Popular airline
Aer Lingus
Distance
5656 km
Average flight time
2 hours 53 mins

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