Title: £423 Flights from London Heathrow to Baltimore (LHR to BWI) - Expedia.co.uk ![Baltimore which includes skyline, night scenes and modern architecture](https://images.trvl-media.com/place/178235/efe97181-8af8-46b6-b917-0282b17a2b28.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178235/efe97181-8af8-46b6-b917-0282b17a2b28.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # £423 Cheap Flights from London (LHR) to Baltimore (BWI) [View £423 flight on Sun, 1 Mar 2026](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:LHR,to:BWI,departure:01/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:422.52&airProductToken=AQqcAQozCNamARIENzA1NBjriQEggJMBKIm-hgMw1L6GAzhUQABYAWoFTElHSFRyCE9ZMlFCRExBCjII1qYBEgQ3MTE1GICTASDgXCj3w4YDMLvIhgM4VEABWAFqBUxJR0hUcghPWTJRQkRMQQoxCNamARIEMjUyOBjgXCDBRSjGy4YDMLDMhgM4VEABWAFqBUxJR0hUcghPWTJRQkRMQRIKCAEQARgBKgJWUxgBIgQIARABKAIoAygEMAE) - [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 ## Popular airlines from Heathrow Airport (LHR) to Baltimore Washington International Airport (BWI) - ![Virgin Atlantic](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_VS.svg) Virgin Atlantic [](https://www.expedia.co.uk/Flights-Search?leg1=from:lhr,to:bwi,departure:11/11/2025TANYT&leg2=from:bwi,to:lhr,departure:18/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"VS"}}]) - ![British Airways](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_BA.svg) British Airways [](https://www.expedia.co.uk/Flights-Search?leg1=from:lhr,to:bwi,departure:11/11/2025TANYT&leg2=from:bwi,to:lhr,departure:18/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BA"}}]) - ![KLM](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_KL.svg) KLM [](https://www.expedia.co.uk/Flights-Search?leg1=from:lhr,to:bwi,departure:11/11/2025TANYT&leg2=from:bwi,to:lhr,departure:18/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"KL"}}]) - ![Icelandair](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_FI.svg) Icelandair [](https://www.expedia.co.uk/Flights-Search?leg1=from:lhr,to:bwi,departure:11/11/2025TANYT&leg2=from:bwi,to:lhr,departure:18/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"FI"}}]) - ![Finnair](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AY.svg) Finnair [](https://www.expedia.co.uk/Flights-Search?leg1=from:lhr,to:bwi,departure:11/11/2025TANYT&leg2=from:bwi,to:lhr,departure:18/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AY"}}]) - ![Iberia](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_IB.svg) Iberia [](https://www.expedia.co.uk/Flights-Search?leg1=from:lhr,to:bwi,departure:11/11/2025TANYT&leg2=from:bwi,to:lhr,departure:18/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"IB"}}]) - ![Aer Lingus](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_EI.svg) Aer Lingus [](https://www.expedia.co.uk/Flights-Search?leg1=from:lhr,to:bwi,departure:11/11/2025TANYT&leg2=from:bwi,to:lhr,departure:18/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"EI"}}]) ![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) ## Cheap Flights from London (LHR) to Baltimore (BWI) Prices were available within the past 7 days and start at £423 for one-way flights and £481 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![KLM](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/KL.gif) Fri, 12 Dec - Sun, 28 Dec LHR London BWI Baltimore £481 Return just found [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:BWI,departure:12/12/2025TANYT&leg2=from:BWI,to:LHR,departure:28/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:480.62&airProductToken=AQqbAQozCMuYARIEMTAwNhjriQEggJMBKKHB_wIw8cH_AjhMQABYAWoFTElHSFRyCFZZR0VEOExBCjEIy5gBEgM2MjEYgJMBIOBcKKXD_wIw6cf_AjhWQAFYAWoFTElHSFRyCFZZR0VEOExBCjEIy5gBEgQ1MDExGOBcIMFFKNbI_wIwv8n_AjhWQAFYAWoFTElHSFRyCFZZR0VEOExBCmcKMQjLmAESBDUyMTMYwUUg4Fwo1PiAAzDO-YADOFZAAFgBagVMSUdIVHIIVllHRUQ4TEEKMgjLmAESBDQ4MDUY4Fwg64kBKKb6gAMwgf6AAzhWQAFYAWoFTElHSFRyCFZZR0VEOExBEgoIAhABGAIqAktMGAEiBAgBEAEoAigDKAQwDQ) ![KLM](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/KL.gif) Mon, 23 Mar - Thu, 2 Apr LHR London BWI Baltimore £486 Return found 12 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:BWI,departure:23/03/2026TANYT&leg2=from:BWI,to:LHR,departure:02/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:485.62&airProductToken=AQqbAQozCMuYARIEMTAwNhjriQEggJMBKMGxiAMwkbKIAzhMQABYAWoFTElHSFRyCFZZR1JEOExBCjEIy5gBEgM2MjEYgJMBIOBcKMWziAMwibiIAzhWQAFYAWoFTElHSFRyCFZZR1JEOExBCjEIy5gBEgQ1MjEyGOBcIMFFKM28iAMwu72IAzhWQAFYAWoFTElHSFRyCFZZR1JEOExBCmcKMQjLmAESBDU2NjEYwUUg4FwogqWJAzD-pYkDOFZAAFgBagVMSUdIVHIIVllHUkQ4TEEKMgjLmAESBDQ4MjEY4Fwg64kBKMWmiQMwqqqJAzhWQAFYAWoFTElHSFRyCFZZR1JEOExBEgoIAhABGAIqAktMGAEiBAgBEAEoAigDKAQwDQ) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Fri, 16 Jan - Sat, 24 Jan LHR London BWI Baltimore £487 Return found 18 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:BWI,departure:16/01/2026TANYT&leg2=from:BWI,to:LHR,departure:24/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:486.32&airProductToken=AQqpAQo3CMSYARIEOTU4OBjriQEggJMBKMbIggMwlsmCAzhFQABYAWoJTUFJTkJBU0lDcghWWUpSRDhMQQo2CMSYARIDMTMzGICTASDjtAEo4cmCAzD9zYIDOEVAAVgBaglNQUlOQkFTSUNyCFZZSlJEOExBCjYIxJgBEgQyNDgwGOO0ASDBRSj5zoIDMNTPggM4RUABWAFqCU1BSU5CQVNJQ3IIVllKUkQ4TEEKbAo0CMSYARIDODU3GMFFIOBcKPqngwMw96iDAzhFQABYAWoJTUFJTkJBU0lDcghWWUdSRDhMQQo0CMSYARICMzAY4Fwg64kBKNGqgwMwtq6DAzhFQAFYAWoJTUFJTkJBU0lDcghWWUdSRDhMQRIKCAIQARgCKgJETBgBIgQIARABKAIoAygEMAE) ![KLM](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/KL.gif) Fri, 6 Mar - Sun, 22 Mar LHR London BWI Baltimore £487 Return found 14 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:BWI,departure:06/03/2026TANYT&leg2=from:BWI,to:LHR,departure:22/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:486.62&airProductToken=AQqbAQozCMuYARIEMTAwMBjriQEggJMBKObvhgMwtvCGAzhMQABYAWoFTElHSFRyCFZZSlJEOExBCjEIy5gBEgM2MjMYgJMBIOBcKPfwhgMwu_WGAzhWQAFYAWoFTElHSFRyCFZZSlJEOExBCjEIy5gBEgQ1MDEwGOBcIMFFKJ_2hgMwi_eGAzhWQAFYAWoFTElHSFRyCFZZSlJEOExBCmcKMQjLmAESBDY2ODUYwUUgzHwohaiIAzCvqYgDOFZAAFgBagVMSUdIVHIIVllHUkQ4TEEKMgjLmAESBDYxMTIYzHwg64kBKMmriAMwqa-IAzhWQAFYAWoFTElHSFRyCFZZR1JEOExBEgoIAhABGAIqAktMGAEiBAgBEAEoAigDKAQwDQ) ![Icelandair](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/fi.gif) Thu, 30 Apr - Fri, 8 May LHR London BWI Baltimore £492 Return found 18 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:BWI,departure:30/04/2026TANYT&leg2=from:BWI,to:LHR,departure:08/05/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:491.22&airProductToken=AQplCjEIxpIBEgM0NTEY64kBIIopKJXdiwMw096LAzhYQABYAWoFTElHSFRyCFhKMk1HQkxUCjAIxpIBEgM2NDMYiikgwUUovN-LAzC94osDOFhAAVgBagVMSUdIVHIIWEoyTUdCTFQKZQowCMaSARIDNjQyGMFFIIopKP68jAMw4b-MAzhYQABYAWoFTElHSFRyCFhKMk1HQkxUCjEIxpIBEgM0NTAYiikg64kBKKzAjAMw78GMAzhYQAFYAWoFTElHSFRyCFhKMk1HQkxUEgoIARABGAEqAkZJGAEiBAgBEAEoAigDKAQwAQ) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Sat, 27 Dec - Sat, 10 Jan LHR London BWI Baltimore £493 Return found 3 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:BWI,departure:27/12/2025TANYT&leg2=from:BWI,to:LHR,departure:10/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:492.52&airProductToken=AQptCjQIxJgBEgIzNxjriQEg4Fwo9uuAAzDE8IADOEVAAFgBaglNQUlOQkFTSUNyCFZZR1JEOExBCjUIxJgBEgQyNTkwGOBcIMFFKM7xgAMwt_KAAzhFQAFYAWoJTUFJTkJBU0lDcghWWUdSRDhMQQpsCjQIxJgBEgM1NTkYwUUg4Fwon42CAzCtjoIDOEVAAFgBaglNQUlOQkFTSUNyCFZZR1JEOExBCjQIxJgBEgIzNhjgXCDriQEo946CAzDckoIDOEVAAVgBaglNQUlOQkFTSUNyCFZZR1JEOExBEgoIAhABGAIqAkRMGAEiBAgBEAEoAigDKAQwAQ) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Thu, 11 Dec - Sat, 10 Jan LHR London BWI Baltimore £494 Return just found [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:BWI,departure:11/12/2025TANYT&leg2=from:BWI,to:LHR,departure:10/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:493.52&airProductToken=AQptCjQIxJgBEgIzNxjriQEg4Fwo9rf_AjDEvP8COEVAAFgBaglNQUlOQkFTSUNyCFZZR0VEOExBCjUIxJgBEgQyNTkwGOBcIMFFKLa9_wIwn77_AjhFQAFYAWoJTUFJTkJBU0lDcghWWUdFRDhMQQpsCjQIxJgBEgM1NTkYwUUg4Fwon42CAzCtjoIDOEVAAFgBaglNQUlOQkFTSUNyCFZZR0VEOExBCjQIxJgBEgIzNhjgXCDriQEo946CAzDckoIDOEVAAVgBaglNQUlOQkFTSUNyCFZZR0VEOExBEgoIAhABGAIqAkRMGAEiBAgBEAEoAigDKAQwAQ) ![KLM](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/KL.gif) Tue, 16 Dec - Sun, 11 Jan LHR London BWI Baltimore £496 Return found 4 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:BWI,departure:16/12/2025TANYT&leg2=from:BWI,to:LHR,departure:11/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:495.92&airProductToken=AQqbAQozCMuYARIEMTAwMBjriQEggJMBKObr_wIwtuz_AjhMQABYAWoFTElHSFRyCFZZR0VEOExBCjEIy5gBEgM2MjMYgJMBIOBcKPfs_wIwu_H_AjhWQAFYAWoFTElHSFRyCFZZR0VEOExBCjEIy5gBEgQ1MDEwGOBcIMFFKLPy_wIwmPP_AjhWQAFYAWoFTElHSFRyCFZZR0VEOExBCpsBCjEIy5gBEgQ1MDEwGMFFIOBcKL-YggMwzZmCAzhWQABYAWoFTElHSFRyCFZZR0VEOExBCjEIy5gBEgM2MjIY4FwggJMBKKGaggMwi56CAzhWQAFYAWoFTElHSFRyCFZZR0VEOExBCjMIy5gBEgQxMDExGICTASDriQEotZ-CAzCFoIIDOExAAVgBagVMSUdIVHIIVllHRUQ4TEESCggCEAEYAioCS0wYASIECAEQASgCKAMoBDAN) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Mon, 12 Jan - Sun, 18 Jan LHR London BWI Baltimore £602 Return found 6 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:BWI,departure:12/01/2026TANYT&leg2=from:BWI,to:LHR,departure:18/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:601.22&airProductToken=AQqiAQo1CNWCARIEOTIzMhjriQEgpQQovpyCAzCdnYIDOEtAAFgBaghFQ09CQVNJQ3IIS0xYTVU1QlEKMwjVggESAzkwNhilBCCuHCiGnoIDMMCiggM4S0ABWAFqCEVDT0JBU0lDcghLTFhNVTVCUQo0CNWCARIEMTc0OBiuHCDBRSiDpIIDMIGlggM4S0ABWAFqCEVDT0JBU0lDcghLTFhNVTVCUQprCjMI1YIBEgM1OTAYwUUgrhwouuaCAzDG54IDOEtAAFgBaghFQ09CQVNJQ3IIS0xYTVU1QlEKNAjVggESAzkyORiuHCDriQEoufGCAzCj9YIDOEtAAVgBaghFQ09CQVNJQ3IIS0xYTVU1QlESCggBEAEYASoCVUEYASIECAEQASgCKAMoBDAB) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Wed, 3 Dec - Mon, 8 Dec LHR London BWI Baltimore £629 Return found 20 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:BWI,departure:03/12/2025TANYT&leg2=from:BWI,to:LHR,departure:08/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:628.32&airProductToken=AQo0CjIIwYIBEgQ2OTgwGOuJASDBRSjd3f4CMNHh_gI4T0AAWAFqBUJBU0lDcghPTFUxQzFCNApoCjIIwYIBEgQyMzE2GMFFIOKaASiCmP8CMOiY_wI4QkAAWAFqBUJBU0lDcghPTFg4QzFCNAoyCMGCARIDNzMwGOKaASDriQEo3Zn_AjC4nf8COEJAAVgBagVCQVNJQ3IIT0xYOEMxQjQSCggCEAEYAioCQUEYASIECAEQASgCKAMoBDAL) ## Find the cheapest month to fly from London (LHR) to Baltimore (BWI) ### January is typically the cheapest month to fly From £352 - £801 per traveller. ## Alternative airports near Baltimore Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.co.uk/Flights-Search?leg1=from:LHR,to:DCA,departure:11/11/2025TANYT&leg2=from:DCA,to:LHR,departure:16/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) DCA Ronald Reagan Washington National Cheapest 57 min [Flights from £481](https://www.expedia.co.uk/Flights-Search?leg1=from:LHR,to:DCA,departure:11/11/2025TANYT&leg2=from:DCA,to:LHR,departure:16/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) Flight from London to Baltimore route information | Origin airport | Heathrow | | --- | --- | | Destination airport | Baltimore Washington Intl. Thurgood Marshall | | Airlines serving | Aer Lingus, Air France, American Airlines, British Airways, Delta, Finnair, Iberia, Icelandair, KLM, Scandinavian Airlines, United, Virgin Atlantic | | Return price | £481 | | Distance | 5799 km | | Average flight time | 9 hours 20 mins | ## Compare flights from London to Baltimore easily and book with confidence For travelling on business or for pleasure, Expedia makes it easy to book your flights from London to Baltimore. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Baltimore Washington Intl. Thurgood Marshall in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Heathrow to Baltimore Washington Intl. Thurgood Marshall.   To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights.  Grab a great deal on your flight from Heathrow (LHR) to Baltimore Washington Intl. Thurgood Marshall (BWI) The easiest way to view the best deals on flights from London to Baltimore today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Heathrow to Baltimore Washington Intl. Thurgood Marshall start at just £481 and range up to £629.   To find an even better deal, try   - being flexible on your dates – midweek flights can be cheaper - looking for other airports near London and Baltimore - booking your flight during December, the cheapest month on this route - varying your flight times – early morning and late at night are sometimes cheaper  Why you should book your London to Baltimore flight with Expedia! We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Heathrow to Baltimore Washington Intl. Thurgood Marshall for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.   Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.   ## Frequently asked questions ### How much is a flight from Heathrow Airport to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)? > Round-trip flights from LHR to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) start from £481. This figure is based on fares quoted within the last 7 days on Expedia for flights departing within the next year — book now to avoid missing out. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Heathrow Airport to BWI Marshall? > We understand that your situation can change unexpectedly, so we've made it as simple as possible for you to cancel your flight online. Just head to the [Customer Service Portal](https://www.expedia.co.uk/service/?langid=1033) and follow the instructions. ### How do I find cheap flights from Heathrow Airport to BWI that have flexible change policies? > Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for London Heathrow to BWI flights, you'll see a "no change fees" filter for you to select. ### How far is the flight from Heathrow Airport to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)? > Hounslow to Baltimore is around 5,800 kilometres, so be prepared to spend a while in the air. Don't forget to pack all the essentials, from your eye mask to your earphones. Take a few snacks to munch on throughout your journey too. ### Which airlines fly direct from Heathrow Airport (LHR) to BWI? > Check out the deals on offer with British Airways (BA) if you want to fly directly from LHR to BWI. This carrier operates 21 flights every month, so you're sure to find one that suits your schedule. ### Are Heathrow Airport to BWI Marshall flight tickets cheaper when they're purchased at the last minute? > Last-minute planners can sometimes pick up a bargain, with some super cheap airfares from LHR to BWI Airport popping up a few weeks prior to the departure date. If you'd rather book ahead, Expedia compares and updates the best flight deals continually — as early as a year in advance in some cases. It depends on the carrier though, as not every airline advertises prices that far in advance. ## Explore a world of travel with Expedia - Flights ### Flights - [Flights from Aachen (AAH) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/aah/was/aachen-to-washington) - [Flights from Athens (ATH) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/ath/was/athens-to-washington) - [Flights from Hartford (BDL) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/bdl/was/hartford-to-washington) - [Flights from Belfast (BFS) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/bfs/was/belfast-to-washington) - [Flights from Bangor (BGR) to College Park (CGS)](https://www.expedia.co.uk/lp/flights/bgr/cgs/bangor-to-college-park) - [Flights from Beijing (BJS) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/bjs/was/beijing-to-washington) - [Flights from Boston (BOS) to Baltimore (MTN)](https://www.expedia.co.uk/lp/flights/bos/mtn/boston-to-baltimore) - [Flights from Boston (BOS) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/bos/was/boston-to-washington) - [Flights from Bole (BPL) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/bpl/was/bole-to-washington) - [Flights from Bourke (BRK) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/brk/was/bourke-to-washington) - [Flights from Bristol (BRS) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/brs/was/bristol-to-washington) - [Flights from Baton Rouge (BTR) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/btr/was/baton-rouge-to-washington) - [Flights from Bou Saada (BUJ) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/buj/was/bou-saada-to-washington) - [Flights from Vilhena (BVH) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/bvh/was/vilhena-to-washington) - [Flights from Baltimore (BWI) to College Park (CGS)](https://www.expedia.co.uk/lp/flights/bwi/cgs/baltimore-to-college-park) - [Flights from Brazzaville (BZV) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/bzv/was/brazzaville-to-washington) - [Flights from Carlisle (CAX) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/cax/was/carlisle-to-washington) - 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[Flights from New York (JFK) to Fort Meade (FME)](https://www.expedia.co.uk/lp/flights/jfk/fme/new-york-to-fort-meade) - [Flights from Gwangju (KWJ) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/kwj/was/gwangju-to-washington) - [Flights from Lamar (LAA) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/laa/was/lamar-to-washington) - [Flights from Los Angeles (LAX) to Annapolis (ANP)](https://www.expedia.co.uk/lp/flights/lax/anp/los-angeles-to-annapolis) - [Flights from Los Angeles (LAX) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/lax/was/los-angeles-to-washington) - [Flights from Lumberton (LBT) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/lbt/was/lumberton-to-washington) - [Flights from London (LHR) to Annapolis (ANP)](https://www.expedia.co.uk/lp/flights/lhr/anp/london-to-annapolis) - [Flights from London (LHR) to College Park (CGS)](https://www.expedia.co.uk/lp/flights/lhr/cgs/london-to-college-park) - [Flights from Lakeview (LKV) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/lkv/was/lakeview-to-washington) - 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[Flights from Nevers (NVS) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/nvs/was/nevers-to-washington) - [Flights from New York (NYC) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/nyc/was/new-york-to-washington) - [Flights from Naha (OKA) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/oka/was/naha-to-washington) - [Flights from Oxford (OXF) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/oxf/was/oxford-to-washington) - [Flights from Philadelphia (PHL) to Fort Meade (FME)](https://www.expedia.co.uk/lp/flights/phl/fme/philadelphia-to-fort-meade) - [Flights from Pensacola (PNS) to Baltimore (MTN)](https://www.expedia.co.uk/lp/flights/pns/mtn/pensacola-to-baltimore) - [Flights from Rapid City (RAP) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/rap/was/rapid-city-to-washington) - [Flights from Reading (RDG) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/rdg/was/reading-to-washington) - [Flights from Reykjavik (REK) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/rek/was/reykjavik-to-washington) - 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[Flights from Sarasota (SRQ) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/srq/was/sarasota-to-washington) - [Flights from London (STN) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/stn/was/london-to-washington) - [Flights from Syracuse (SYR) to College Park (CGS)](https://www.expedia.co.uk/lp/flights/syr/cgs/syracuse-to-college-park) - [Flights from Torrance (TOA) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/toa/was/torrance-to-washington) - [Flights from Topeka (TOP) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/top/was/topeka-to-washington) - [Flights from Tampa (TPA) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/tpa/was/tampa-to-washington) - [Flights from Trenton (TTN) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/ttn/was/trenton-to-washington) - [Flights from Lake Tahoe (TVL) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/tvl/was/lake-tahoe-to-washington) - [Flights from Tokyo (TYO) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/tyo/was/tokyo-to-washington) - [Flights from Knoxville (TYS) to College Park (CGS)](https://www.expedia.co.uk/lp/flights/tys/cgs/knoxville-to-college-park) - [Flights from Quelimane (UEL) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/uel/was/quelimane-to-washington) - [Flights from Quito (UIO) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/uio/was/quito-to-washington) - [Flights from Vichy (VHY) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/vhy/was/vichy-to-washington) - [Flights from Vienna (VIE) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/vie/was/vienna-to-washington) - [Flights from Ambatondrazaka (WAM) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/wam/was/ambatondrazaka-to-washington) - [Flights from Wonju (WJU) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/wju/was/wonju-to-washington) - [Flights from Tuntutuliak (WTL) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/wtl/was/tuntutuliak-to-washington) - [Flights from Cat Lake (YAC) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/yac/was/cat-lake-to-washington) - [Flights from Baie-Comeau (YBC) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/ybc/was/baie-comeau-to-washington) - [Flights from Toronto (YTO) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/yto/was/toronto-to-washington) - [Flights from Sarnia (YZR) to Washington (WAS)](https://www.expedia.co.uk/lp/flights/yzr/was/sarnia-to-washington) \*Available to Expedia members.