£345 Cheap American Airlines flights from London to Philadelphia (LHR→PHL)

View £345 flight on Tue, 8 Dec 2026Opens in a new window

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American Airlines flights from London to Philadelphia (LHR→PHL)

Prices were available within the past 7 days and start at £345 for one-way flights and £499 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, 29 Sept - Tue, 13 Oct
LHR
London
PHL
Philadelphia
£499 Return, found 4 days ago
£499
Return
found 4 days ago
Select American Airlines flight, departing Tue, 29 Sept from London to Philadelphia, returning Tue, 13 Oct, priced at £499 found 4 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 £445
PHL
Philadelphia Intl.
CheapestClosest
Average driving time to city centre17 min
Flights from £445

Find the cheapest month to fly from London (LHR) to Philadelphia (PHL)

November is typically the cheapest month to fly

From £382 - £629 per traveller.
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
3 hours 2 mins

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Frequently asked questions

How much is an American Airlines flight from Heathrow Airport (LHR) to Philadelphia Intl. Airport (PHL)?
Use the "Price (lowest to highest)" filter on Expedia to search for cheap American Airlines return flights from £499 from LHR to PHL. Affordable one-way fares from £345 are also available.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from LHR to PHL with American Airlines?
January is one of the most affordable months to jet off to Philadelphia with American Airlines. You could also find great deals on one-way and round-trip tickets in February.
Does American Airlines fly nonstop from Heathrow Airport (LHR) to Philadelphia Intl. Airport (PHL)?
Take off on one of American Airlines's 7 weekly direct flights from Heathrow Airport (LHR) to Philadelphia Intl. Airport (PHL). To see your options, enter your origin, destination and dates and hit search. Then apply the "Nonstop" and "Airline" filters.
How long does it take to fly from LHR to PHL with American Airlines?
Depart Heathrow Airport (LHR) for Philadelphia Intl. Airport (PHL) on a direct American Airlines flight, and you'll be airborne for around 8h 15m.
What airports does American Airlines fly into in Philadelphia?
Hop on an American Airlines flight from Heathrow Airport (LHR) to Philadelphia, and you'll likely touch down at Philadelphia Intl. Airport (PHL). This is the airline's main hub in this destination.
What type of plane does American Airlines fly from Heathrow Airport (LHR) to Philadelphia Intl. Airport (PHL)?
Jet off on an American Airlines flight from Heathrow Airport (LHR) to Philadelphia Intl. Airport (PHL), and you'll usually be on a Boeing 787-9. Bear in mind though, that the aircraft type can change depending on operational demands.
Can I change or cancel my American Airlines flight from Heathrow Airport (LHR) to Philadelphia Intl. Airport (PHL)?
Changes are typically free within 24 hours of making a booking, but your airline may charge a fee after that time. For further details about altering your reservation, check out your "Trips," select your flight and click on "Manage Booking." If you'd like the freedom to change your itinerary without being charged, tick the "Changes included" or "No cancel fee" filter when organising your next escape.

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