£406 Cheap American Airlines flights from Philadelphia to London (PHL→LHR)

View £406 flight on Mon, 18 Jan 2027Opens in a new window

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

Prices were available within the past 7 days and start at £406 for one-way flights and £724 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, 1 Sept - Tue, 29 Sept
PHL
Philadelphia
LHR
London
£724 Return, found 20 hours ago
£724
Return
found 20 hours ago
Select American Airlines flight, departing Tue, 1 Sept from Philadelphia to London, returning Tue, 29 Sept, priced at £724 found 20 hours ago

Alternative airports near London

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

Select flight to Gatwick LGW. Cheapest option available. Average driving time to city centre is 52 minutes. Flights from £673
LGW
Gatwick
Cheapest
Average driving time to city centre52 min
Flights from £673
Select flight to London City LCY. Closest option available. Average driving time to city centre is 21 minutes. Flights from £1,230
LCY
London City
Closest
Average driving time to city centre21 min
Flights from £1,230

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

October is typically the cheapest month to fly

From £363 - £632 per traveller.

Frequently asked questions

How much is an American Airlines flight from Philadelphia Intl. Airport (PHL) to Heathrow Airport (LHR)?
You can discover cheap round-trip American Airlines flights from £724 from PHL to LHR by filtering your results from "Price (lowest to highest)" on Expedia. Or look for options from £406 for a one-way trip.**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 PHL to LHR with American Airlines?
American Airlines flights to London are generally more affordable in the low-season months of January and February. Whether you're searching for a return or one-way ticket, you could score a better deal then.
Does American Airlines fly nonstop from Philadelphia Intl. Airport (PHL) to Heathrow Airport (LHR)?
American Airlines has direct flights from Philadelphia Intl. Airport (PHL) to Heathrow Airport (LHR), with 7 departures each week. Simply choose the "Nonstop" and "Airline" filters while searching on Expedia to find all direct American Airlines flights to LHR.
How long does it take to fly from PHL to LHR with American Airlines?
From wheels-up to touchdown, a nonstop American Airlines flight from Philadelphia Intl. Airport (PHL) to Heathrow Airport (LHR) typically takes 6h 59m.
What airports does American Airlines fly into in London?
Jump on an American Airlines flight from Philadelphia Intl. Airport (PHL) to London, and you're most likely to arrive at Heathrow Airport (LHR). This is the airline's primary hub here.
What type of plane does American Airlines fly from Philadelphia Intl. Airport (PHL) to Heathrow Airport (LHR)?
American Airlines generally uses Boeing 787-9 planes for flights from Philadelphia Intl. Airport (PHL) to Heathrow Airport (LHR). Bear in mind that aircraft type can differ depending on operational requirements, so the plane you catch might be different on the day.
Can I change or cancel my American Airlines flight from Philadelphia Intl. Airport (PHL) to Heathrow Airport (LHR)?
Depending on your ticket type, a fee may apply if you modify or cancel your booking more than 24 hours after confirmation. To find flexible plane tickets, select our "No cancel fee" or "Changes included" filter while looking for flights. For additional information on cancelling or changing your reservation, visit "Trips," select your flight and click on "Manage Booking."

Travel information

Origin airport
Philadelphia Intl.
Destination airport
Heathrow
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
12 hours 10 mins

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