$902 Cheap American Airlines flights London (LHR) to Philadelphia (PHL)

Use the “Price (lowest to highest)” filter on Expedia to look for cheap American Airlines return flights from $542 from LHR to PHL. Affordable one-way options from $902 are also on offer.**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.

Search for return or one-way flights to Philadelphia in January or February. You could find lower fares with American Airlines during these off-season months.

Check for American Airlines flights from LHR to PHL about one month before you want to go. The most affordable time to reserve an international flight is generally 18 to 29 days ahead of your departure date when you can save 17% versus booking four to five months in advance. Regardless of itinerary and fare class, the best day of the week to book international airfare is usually Sunday. Friday can be the most expensive. Travelers who book on a Sunday can save an average of 17% compared to those who book on a Friday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Yes, you can fly from Heathrow Airport (LHR) to Philadelphia Intl. Airport (PHL) on any of American Airlines’s 7 weekly direct flights. Make use of our “Nonstop” and “Airline” filters to find the American Airlines flight that’ll arrive at PHL at a time that suits you.

The journey time for a direct American Airlines flight from Heathrow Airport (LHR) to Philadelphia Intl. Airport (PHL) takes around 8h 15m.

The earliest flight from LHR to PHL with American Airlines departs at 10:15AM UTC+0. You’ll land at 1:30PM UTC-5. The final American Airlines flight of the day leaves at 10:15AM UTC+0 and arrives at 1:30PM UTC-5. With 20% fewer cancellations for early and mid-morning departures, jetting out early is usually the best choice.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Catch an American Airlines flight from Heathrow Airport (LHR) to Philadelphia, and you’re most likely to touch down at Philadelphia Intl. Airport (PHL). This is the airline’s primary hub here.

American Airlines usually operates Boeing 787-9 planes for journeys from Heathrow Airport (LHR) to Philadelphia Intl. Airport (PHL). Remember that aircraft type can vary depending on operational demands, so the plane you’ll be on might be different on your day of travel.

Depending on the type of fare you purchased, a fee will generally apply if you change or cancel your booking more than 24 hours after it has been confirmed. To secure plane tickets with more flexibility, select our “Changes included” and “No cancel fee” boxes when you look for flights. To learn more about modifying or canceling your reservation, go to “Trips,” select your flight and tick “Manage Booking.”