Title: £349 Cheap American Airlines flights from London to Philadelphia (LHR→PHL) - Expedia.co.uk ![Street view of downtown Philadelphia in PA, USA](https://images.trvl-media.com/place/178297/8334056d-4758-4753-ae85-5adcad811308.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178297/8334056d-4758-4753-ae85-5adcad811308.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # £349 Cheap American Airlines flights from London to Philadelphia (LHR→PHL) [View £349 flight on Mon, 9 Feb 2026](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:LHR,to:PHL,departure:09/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:348.02&airProductToken=AQp1Cj8IwYIBEgQ2OTE4GOuJASCYzgEo_NiEAzDm3IQDOE9AAFgBagVCQVNJQ3IIT0xYNUM1QjR6CgjCggESBDY5MTgKMgjBggESBDU4ODYYmM4BIO9ZKLPehAMwpd-EAzhCQAFYAWoFQkFTSUNyCE9MWDVDNUI0EgoIAhABGAIqAkFBGAEiBAgBEAEoAigDKAQwCw) - [Return](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Add a place to stay Direct flights only - ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 25% on select hotels after you book a flight\* - ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.co.uk/login) ## American Airlines flights from London to Philadelphia (LHR→PHL) Prices were available within the past 7 days and start at £349 for one-way flights and £530 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Mon, 9 Mar - Wed, 18 Mar LHR London PHL Philadelphia £530 Return found 1 hour ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:PHL,departure:09/03/2026TANYT&leg2=from:PHL,to:LHR,departure:18/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:529.92&airProductToken=AQpyCj4IwYIBEgQ2ODExGOuJASDBaCitkYcDMKqShwM4T0AAWAFqBUJBU0lDcghPTFUxQzFCNHoKCMKCARIENjgxMQowCMGCARIDNzQzGMFoIO9ZKKeThwMwuZeHAzhCQAFYAWoFQkFTSUNyCE9MVTFDMUI0CjMKMQjBggESAzcyOBjvWSDriQEorf-HAzDWgogDOEJAAFgBagVCQVNJQ3IIT0xVMUMzQjQSCggCEAEYAioCQUEYASIECAEQASgCKAMoBDAL) 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 7 mins | ## 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 £530 from LHR to PHL. Affordable one-way fares from £349 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](https://www.expedia.co.uk/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. ## Explore a world of travel with Expedia - Accommodation - Flights - Packages - Cars - Holiday Homes - Other ### Accommodation - [5 Star Hotels in Darby](https://www.expedia.co.uk/5Star-Darby-Hotels.s50-0-d6004713.Travel-Guide-Filter-Hotels) - [5 Star Hotels in Lester](https://www.expedia.co.uk/5Star-Lester-Hotels.s50-0-d8315.Travel-Guide-Filter-Hotels) - [Bella Vista Hotels](https://www.expedia.co.uk/Bella-Vista-Philadelphia-Hotels.0-n553248634194383407-0.Travel-Guide-Filter-Hotels) - [Cedar Park Hotels](https://www.expedia.co.uk/Cedar-Park-Philadelphia-Hotels.0-n553248635976469758-0.Travel-Guide-Filter-Hotels) - [Casino Hotels in Chester](https://www.expedia.co.uk/Chester-Hotels-Casino-Hotel.0-0-d7208-tCasinoHotel.Travel-Guide-Filter-Hotels) - [Four Seasons Hotels in Chester](https://www.expedia.co.uk/Chester-Hotels-Four-Seasons.0-0-d7208--bFourSeasons.Travel-Guide-Filter-Hotels) - 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