£661 Cheap British Airways flights from London to Philadelphia (LHR→PHL)

View £661 flight on Wed, 31 Dec 2025Opens in a new window

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British Airways flights from London to Philadelphia (LHR→PHL)

Prices were available within the past 7 days and start at £661 for one-way flights and £478 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Tue, 11 Nov - Tue, 25 Nov
LHR
London
PHL
Philadelphia
£478 Return, found 2 days ago
£478
Return
found 2 days ago
Select British Airways flight, departing Tue, 11 Nov from London to Philadelphia, returning Tue, 25 Nov, priced at £478 found 2 days ago
British Airways
Mon, 17 Nov - Tue, 25 Nov
LHR
London
PHL
Philadelphia
£478 Return, found 1 day ago
£478
Return
found 1 day ago
Select British Airways flight, departing Mon, 17 Nov from London to Philadelphia, returning Tue, 25 Nov, priced at £478 found 1 day ago
British Airways
Tue, 2 Dec - Tue, 16 Dec
LHR
London
PHL
Philadelphia
£480 Return, found 2 days ago
£480
Return
found 2 days ago
Select British Airways flight, departing Tue, 2 Dec from London to Philadelphia, returning Tue, 16 Dec, priced at £480 found 2 days ago
British Airways
Mon, 17 Nov - Tue, 25 Nov
LHR
London
PHL
Philadelphia
£480 Return, found 1 day ago
£480
Return
found 1 day ago
Select British Airways flight, departing Mon, 17 Nov from London to Philadelphia, returning Tue, 25 Nov, priced at £480 found 1 day ago
British Airways
Tue, 11 Nov - Tue, 25 Nov
LHR
London
PHL
Philadelphia
£483 Return, found 2 days ago
£483
Return
found 2 days ago
Select British Airways flight, departing Tue, 11 Nov from London to Philadelphia, returning Tue, 25 Nov, priced at £483 found 2 days ago
British Airways
Mon, 17 Nov - Tue, 25 Nov
LHR
London
PHL
Philadelphia
£483 Return, found 1 day ago
£483
Return
found 1 day ago
Select British Airways flight, departing Mon, 17 Nov from London to Philadelphia, returning Tue, 25 Nov, priced at £483 found 1 day ago
British Airways
Mon, 8 Dec - Wed, 24 Dec
LHR
London
PHL
Philadelphia
£484 Return, found 1 day ago
£484
Return
found 1 day ago
Select British Airways flight, departing Mon, 8 Dec from London to Philadelphia, returning Wed, 24 Dec, priced at £484 found 1 day ago
British Airways
Mon, 17 Nov - Tue, 25 Nov
LHR
London
PHL
Philadelphia
£485 Return, found 1 day ago
£485
Return
found 1 day ago
Select British Airways flight, departing Mon, 17 Nov from London to Philadelphia, returning Tue, 25 Nov, priced at £485 found 1 day ago
British Airways
Wed, 29 Oct - Wed, 5 Nov
LHR
London
PHL
Philadelphia
£486 Return, found 10 hours ago
£486
Return
found 10 hours ago
Select British Airways flight, departing Wed, 29 Oct from London to Philadelphia, returning Wed, 5 Nov, priced at £486 found 10 hours ago
British Airways
Wed, 5 Nov - Wed, 19 Nov
LHR
London
PHL
Philadelphia
£487 Return, found 8 hours ago
£487
Return
found 8 hours ago
Select British Airways flight, departing Wed, 5 Nov from London to Philadelphia, returning Wed, 19 Nov, priced at £487 found 8 hours ago
Flight from London to Philadelphia route 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 55 mins
*Available to Expedia members.