Title: £300 Cheap British Airways flights from London to Boston (LHR→BOS) - Expedia.co.uk ![Boston](https://images.trvl-media.com/place/178239/8970bbdd-3367-4cf8-9ec8-fe9a12776371.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178239/8970bbdd-3367-4cf8-9ec8-fe9a12776371.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # £300 Cheap British Airways flights from London to Boston (LHR→BOS) [View £300 flight on Mon, 17 Nov 2025](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:LHR,to:BOS,departure:17/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:299.92&airProductToken=AQpqCjMIwoIBEgQxNTkzGOuJASCpUSi8qv0CMKGu_QI4T0AAWAFqBU5PQkFHcglPTFg1QzVCNFAKMwjCggESBDQ2NTIYqVEgwZMBKPWu_QIww6_9AjhPQAFYAWoFTk9CQUdyCU9MWDVDNUI0UBIKCAEQARgBKgJCQRgBIgQIARABKAIoAzAN) - [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 Boston (LHR→BOS) Prices were available within the past 7 days and start at £300 for one-way flights and £350 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) Sun, 18 Jan - Mon, 11 May LHR London BOS Boston £350 Return found 5 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:BOS,departure:18/01/2026TANYT&leg2=from:BOS,to:LHR,departure:11/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:349.22&airProductToken=AQpoCjIIwoIBEgQ3MDY3GOuJASCMGCic5YIDMK3mggM4T0AAWAFqBU5PQkFHcghPTFUxSzFCNAoyCMKCARIENDI2MxiMGCDBkwEo0uyCAzDf8IIDOE9AAVgBagVOT0JBR3IIT0xVMUsxQjQKNAoyCMKCARIDMjM4GMGTASDriQEozdiMAzDT24wDOE9AAFgBagVOT0JBR3IIT0xVMUszQjQSCggCEAEYAioCQkEYASIECAEQASgCKAMoBDAN) ![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif) Wed, 12 Nov - Wed, 19 Nov LHR London BOS Boston £357 Return just found [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:BOS,departure:12/11/2025TANYT&leg2=from:BOS,to:LHR,departure:19/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:356.12&airProductToken=AQo0CjIIwoIBEgMyMTMY64kBIMGTASjc7_wCMKjz_AI4T0AAWAFqBU5PQkFHcghPTFUxSzFCNAo0CjIIwoIBEgMyMzgYwZMBIOuJASjuvv0CMPTB_QI4T0AAWAFqBU5PQkFHcghPTFUxSzFCNBIKCAEQARgBKgJCQRgBIgQIARABKAIoAzAN) ## Travel information | Origin airport | Heathrow | | --- | --- | | Destination airport | Logan Intl. | | Airlines serving | Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic | | Popular airline | TAP Portugal | | Distance | 5210 km | | Average flight time | 2 hours 40 mins | ## Explore a world of travel with Expedia - Trending British Airways Flights - Trending Routes - Related Airlines - Nearby Airports - Flights from Other Cities - Expedia's Latest Trends ### Most Popular British Airways Routes from London - [British Airways LHR to DPS](https://expedia.co.uk/lp/flight-routes/british-airways-from-heathrow-to-ngurah-rai-intl/ba/lhr/dps) - [British Airways LHR to LAX](https://expedia.co.uk/lp/flight-routes/british-airways-from-heathrow-to-los-angeles-intl/ba/lhr/lax) - [British Airways LHR to LIN](https://expedia.co.uk/lp/flight-routes/british-airways-from-heathrow-to-linate/ba/lhr/lin) - [British Airways LHR to DEL](https://expedia.co.uk/lp/flight-routes/british-airways-from-heathrow-to-indira-gandhi-intl/ba/lhr/del) - [British Airways LHR to EWR](https://expedia.co.uk/lp/flight-routes/british-airways-from-heathrow-to-newark-liberty-intl-airport/ba/lhr/ewr) - [British Airways LHR to CDG](https://expedia.co.uk/lp/flight-routes/british-airways-from-heathrow-to-roissy-charles-de-gaulle/ba/lhr/cdg) - [British Airways LHR to AMS](https://expedia.co.uk/lp/flight-routes/british-airways-from-heathrow-to-schiphol/ba/lhr/ams) - [British Airways LHR to DXB](https://expedia.co.uk/lp/flight-routes/british-airways-from-heathrow-to-dubai-intl/ba/lhr/dxb) - [British Airways LHR to YYZ](https://expedia.co.uk/lp/flight-routes/british-airways-from-heathrow-to-pearson-intl/ba/lhr/yyz) ### Most Popular British Airways Routes from Boston - [British Airways BOS to MAN](https://expedia.co.uk/lp/flight-routes/british-airways-from-logan-intl-to-manchester/ba/bos/man) - [London to Paris (LHR - CDG)](https://expedia.co.uk/lp/flights/lhr/cdg/london-to-paris) - [London to Denpasar (LHR - DPS)](https://expedia.co.uk/lp/flights/lhr/dps/london-to-denpasar) - [London to Paris (LHR - CDG)](https://expedia.co.uk/lp/flights/lhr/cdg/london-to-paris) - [London to Tokyo (LHR - HND)](https://expedia.co.uk/lp/flights/lhr/hnd/london-to-tokyo) - [London to Johannesburg (LHR - JNB)](https://expedia.co.uk/lp/flights/lhr/jnb/london-to-johannesburg) - [London to Hong Kong (LHR - HKG)](https://expedia.co.uk/lp/flights/lhr/hkg/london-to-hong-kong) - [London to Tokyo (LHR - HND)](https://expedia.co.uk/lp/flights/lhr/hnd/london-to-tokyo) - [London to Milan (LHR - MXP)](https://expedia.co.uk/lp/flights/lhr/mxp/london-to-milan) - [London to New York (LHR - JFK)](https://expedia.co.uk/lp/flights/lhr/jfk/london-to-new-york) - [London to Denpasar (LHR - DPS)](https://expedia.co.uk/lp/flights/lhr/dps/london-to-denpasar) ### Popular Domestic Routes in Logan Intl. - [London to Marrakech (LGW - RAK)](https://expedia.co.uk/lp/flights/lgw/rak/london-to-marrakech) - [London to Los Angeles (LHR - LAX)](https://expedia.co.uk/lp/flights/lhr/lax/london-to-los-angeles) - [London to Newark Liberty Intl. 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