Title: £344 Cheap British Airways 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) # £344 Cheap British Airways flights from London to Philadelphia (LHR→PHL) [View £344 flight on Mon, 2 Feb 2026](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:LHR,to:PHL,departure:02/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:343.07&airProductToken=AQp0CjIIwoIBEgM4MjQY64kBIIMNKOaHhAMwu4iEAzhPQABYAWoFTk9CQUdyCU9MWDVDNUI0UAo-CMKCARIEMTU4MBiDDSDvWSiSioQDMNmNhAM4T0ABWAFqBU5PQkFHcglPTFg1QzVCNFB6CgjBggESBDE1ODASCggBEAEYASoCQkEYASIECAEQASgCKAMwDQ) - [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 Returning Add a place to stay Add a car 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) ## British Airways flights from London to Philadelphia (LHR→PHL) Prices were available within the past 7 days and start at £344 for one-way flights and £503 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif) Wed, 3 Dec - Tue, 13 Jan LHR London PHL Philadelphia £503 Return found 3 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:PHL,departure:03/12/2025TANYT&leg2=from:PHL,to:LHR,departure:13/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:502.17&airProductToken=AQp_Cj4IwoIBEgQ1OTUxGOuJASCDDSiW2v4CMOba_gI4T0AAWAFqBU5PQkFHcghPTFUyQzFCNHoKCMWSARIENTk1MQo9CMKCARIEMTU4MBiDDSDvWSjy2_4CMLTf_gI4T0ABWAFqBU5PQkFHcghPTFUyQzFCNHoKCMGCARIEMTU4MAoyCjAIwoIBEgI2NhjvWSDriQEo566CAzCLsoIDOE9AAFgBagVOT0JBR3IIT0xVMUMxQjQSCggBEAEYASoCQkEYASIECAEQASgCKAMwDQ) ![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif) Wed, 3 Dec - Tue, 13 Jan LHR London PHL Philadelphia £531 Return found 3 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:PHL,departure:03/12/2025TANYT&leg2=from:PHL,to:LHR,departure:13/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:530.52&airProductToken=AQpACj4IwoIBEgQxNTg4GOuJASDvWSin2_4CMIff_gI4T0AAWAFqBU5PQkFHcghPTFUyQzFCNHoKCMGCARIEMTU4OAoyCjAIwoIBEgI2NhjvWSDriQEo566CAzCLsoIDOE9AAFgBagVOT0JBR3IIT0xVMUMxQjQSCggBEAEYASoCQkEYASIECAEQASgCKAMwDQ) 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 a British Airways flight from Heathrow Airport (LHR) to Philadelphia Intl. Airport (PHL)? > Apply the "Price (lowest to highest)" filter on Expedia to look for cheap British Airways round-trip flights from £503 from LHR to PHL. Affordable one-way options from £344 are available too.\**\*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 British Airways? > Browse for round-trip or one-way flights to Philadelphia in January or February. You could find an affordable fare with British Airways during these off-peak months. ### Does British Airways fly nonstop from Heathrow Airport (LHR) to Philadelphia Intl. Airport (PHL)? > British Airways offers direct flights from Heathrow Airport (LHR) to Philadelphia Intl. Airport (PHL), with 7 weekly departures. Simply choose the "Nonstop" and "Airline" filters while searching on Expedia to find all direct British Airways flights to PHL. ### How long does it take to fly from LHR to PHL with British Airways? > On average, it takes 8h 10m to fly nonstop from Heathrow Airport (LHR) to Philadelphia Intl. Airport (PHL) with British Airways. ### What airports does British Airways fly into in Philadelphia? > Philadelphia Intl. Airport (PHL) is the primary Philadelphia gateway for British Airways flights from Heathrow Airport (LHR). ### What kind of luggage can I take on a British Airways flight from Heathrow Airport (LHR) to Philadelphia Intl. Airport (PHL)? > For checked luggage, you can take 1 checked-in bag weighing up to 23 kg (50 lbs) with dimensions not exceeding 89 centimetres x 41 centimetres x 74 centimetres. You can also bring 1 cabin bag on board when flying standard economy from LHR to PHL with British Airways. This carry-on should weigh less than 23 kg (50 lbs) and be no larger than 56 centimetres x 23 centimetres x 43 centimetres. Going over these restrictions can mean extra fees, so read British Airways's baggage allowance rules before packing. ### What type of plane does British Airways fly from Heathrow Airport (LHR) to Philadelphia Intl. Airport (PHL)? > Most likely, you'll catch an Airbus A350-1000 for your British Airways flight from Heathrow Airport (LHR) to Philadelphia Intl. Airport (PHL). However, you could be switched to another aircraft if there's an operational need. ### Can I change or cancel my British Airways flight from Heathrow Airport (LHR) to Philadelphia Intl. Airport (PHL)? > Depending on your ticket type, a fee generally applies if you modify or cancel your flight more than 24 hours after it's been confirmed. To find flexible plane tickets, select our "Changes included" or "No cancel fee" filter while searching for flights. For more details on cancelling or modifying your reservation, head to "[Trips](https://www.expedia.co.uk/trips)," select your flight and click on "Manage Booking." ## 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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