Title: £263 Cheap Flights from Washington to London (IAD to LON) - Expedia.co.uk ![](https://images.trvl-media.com/place/178279/2a1d5619-553b-468a-a773-e81b88024741.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178279/2a1d5619-553b-468a-a773-e81b88024741.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # £263 Cheap Flights from Washington (IAD) to London (LON) [View £263 flight on Tue, 17 Feb 2026](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:IAD,to:LGW,departure:17/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:263.00&airProductToken=AQpsCjMI1KABEgMyMzIYiBggi5IBKIa4hQMwr7uFAzhMQABYAWoHRElTQ0lOVHIITEwwRFNJMDUKNQjUoAESBDEzMzQYi5IBIMuxASiJvIUDMK69hQM4TEAAWAFqB0RJU0NJTlRyCExMMERTSTA1EgoIARABGAEqAlRQGAEiBAgBEAEoAigDKAQwDQ) - [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 Washington Dulles International Airport (IAD) to London - ![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:iad,to:lon,departure:13/11/2025TANYT&leg2=from:lon,to:iad,departure:20/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BA"}}]) - ![TAP Portugal](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_TP.svg) TAP Portugal [](https://www.expedia.co.uk/Flights-Search?leg1=from:iad,to:lon,departure:13/11/2025TANYT&leg2=from:lon,to:iad,departure:20/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"TP"}}]) - ![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:iad,to:lon,departure:13/11/2025TANYT&leg2=from:lon,to:iad,departure:20/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"EI"}}]) - ![Lufthansa](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_LH.svg) Lufthansa [](https://www.expedia.co.uk/Flights-Search?leg1=from:iad,to:lon,departure:13/11/2025TANYT&leg2=from:lon,to:iad,departure:20/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LH"}}]) - ![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:iad,to:lon,departure:13/11/2025TANYT&leg2=from:lon,to:iad,departure:20/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"VS"}}]) - ![Austrian Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_OS.svg) Austrian Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:iad,to:lon,departure:13/11/2025TANYT&leg2=from:lon,to:iad,departure:20/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"OS"}}]) - ![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:iad,to:lon,departure:13/11/2025TANYT&leg2=from:lon,to:iad,departure:20/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"IB"}}]) ![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 Washington (IAD) to London (LON) Prices were available within the past 7 days and start at £263 for one-way flights and £333 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![TAP Portugal](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/TP.gif) Tue, 2 Dec - Wed, 10 Dec IAD Washington LGW London £333 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:IAD,to:LGW,departure:02/12/2025TANYT&leg2=from:LGW,to:IAD,departure:10/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:332.68&airProductToken=AQpsCjMI1KABEgMyMzIYiBggi5IBKObV_gIwj9n-AjhPQABYAWoHRElTQ0lOVHIIT0YwRFNJSDcKNQjUoAESBDEzMzQYi5IBIMuxASjp2f4CMI7b_gI4T0AAWAFqB0RJU0NJTlRyCE9GMERTSUg3CmwKNQjUoAESBDEzMzcYy7EBIIuSASiDrf8CMK2u_wI4T0AAWAFqB0RJU0NJTlRyCE9GMERTSUg3CjMI1KABEgMyMzEYi5IBIIgYKO21_wIw_7n_AjhPQABYAWoHRElTQ0lOVHIIT0YwRFNJSDcSCggBEAEYASoCVFAYASIECAEQASgCKAMoBDAN) ![TAP Portugal](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/TP.gif) Fri, 6 Feb - Sun, 15 Feb IAD Washington LHR London £336 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:IAD,to:LHR,departure:06/02/2026TANYT&leg2=from:LHR,to:IAD,departure:15/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:335.62&airProductToken=AQpsCjMI1KABEgMyMzQYiBggi5IBKNK-hAMw-8GEAzhPQABYAWoHRElTQ0lOVHIIT0YwRFNJSDcKNQjUoAESBDEzNjYYi5IBIOuJASimxoQDMNDHhAM4T0AAWAFqB0RJU0NJTlRyCE9GMERTSUg3CmwKNQjUoAESBDEzNTcY64kBIIuSASjWn4UDMPughQM4T0AAWAFqB0RJU0NJTlRyCE9GMERTSUg3CjMI1KABEgMyMzEYi5IBIIgYKM2nhQMw36uFAzhPQABYAWoHRElTQ0lOVHIIT0YwRFNJSDcSCggBEAEYASoCVFAYASIECAEQASgCKAMoBDAN) ![Icelandair](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/fi.gif) Sat, 15 Nov - Fri, 21 Nov IAD Washington LGW London £388 Return found 2 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:IAD,to:LGW,departure:15/11/2025TANYT&leg2=from:LGW,to:IAD,departure:21/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:387.58&airProductToken=AQplCjAIxpIBEgM2NDQYiBggiikoyJf9AjCrmv0COE5AAFgBagVMSUdIVHIITkoyUVVTTFQKMQjGkgESAzQ3MBiKKSDLsQEo7Jr9AjCvnP0COE5AAVgBagVMSUdIVHIITkoyUVVTTFQKZQoxCMaSARIDNDcxGMuxASCKKSiL1f0CMNjW_QI4TkAAWAFqBUxJR0hUcghOSjJRVVNMVAowCMaSARIDNjQ1GIopIIgYKLLX_QIwwtr9AjhOQAFYAWoFTElHSFRyCE5KMlFVU0xUEgoIARABGAEqAkZJGAEiBAgBEAEoAigDKAQwAQ) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Tue, 2 Dec - Wed, 10 Dec IAD Washington LGW London £412 Return found 2 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:IAD,to:LGW,departure:02/12/2025TANYT&leg2=from:LGW,to:IAD,departure:10/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:411.08&airProductToken=AQqcAQoyCMGCARIEMTYzNxiIGCDimgEoq9H-AjCG0v4COEJAAFgBagVCQVNJQ3IIT0xYMEUxQlYKMgjBggESBDMwNDUY4poBIMxwKIjU_gIw8tT-AjhCQAFYAWoFQkFTSUNyCE9MWDBFMUJWCjIIwYIBEgQ3MDExGMxwIMuxASiO1v4CMILa_gI4T0ABWAFqBUJBU0lDcghPTFgwRTFCVgqbAQoyCMGCARIENzAxMhjLsQEgzHAoyKr_AjCWr_8COE9AAFgBagVCQVNJQ3IIT0xYMEUxQlYKMQjBggESAzg2MxjMcCDimgEos7D_AjCfsf8COEJAAVgBagVCQVNJQ3IIT0xYMEUxQlYKMgjBggESBDMzMjUY4poBIIgYKOWx_wIwuLL_AjhCQAFYAWoFQkFTSUNyCE9MWDBFMUJWEgoIARABGAEqAkFBGAEiBAgBEAEoAigDKAQwCw) ![Scandinavian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/SK.gif) Tue, 3 Mar - Tue, 10 Mar IAD Washington LHR London £412 Return found 22 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:IAD,to:LHR,departure:03/03/2026TANYT&leg2=from:LHR,to:IAD,departure:10/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:411.52&airProductToken=AQqhAQo0CNOWARIEMzYxMBiIGCCpUSia04YDMO7ThgM4TEAAWAFqCFNUQU5EQVJEcghMTFhBRTZFUwozCNOWARIDOTE2GKlRIOI7KMvVhgMwktmGAzhMQAFYAWoIU1RBTkRBUkRyCExMWEFFNkVTCjQI05YBEgM1MDEY4jsg64kBKMnZhgMw0NqGAzhMQAFYAWoIU1RBTkRBUkRyCExMWEFFNkVTCmYKMgjTlgESBDE1MDgY64kBIOI7KPKihwMw4KOHAzhMQABYAWoFTElHSFRyCExMWEE2R0hUCjAI05YBEgM5MjUY4jsgiBgoh6uHAzC3r4cDOExAAVgBagVMSUdIVHIITExYQTZHSFQSCggBEAEYASoCU0sYASIECAEQASgCKAMoBDAB) ![Aer Lingus](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/EI.gif) Mon, 1 Dec - Fri, 12 Dec IAD Washington LHR London £421 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:IAD,to:LHR,departure:01/12/2025TANYT&leg2=from:LHR,to:IAD,departure:12/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:420.83&airProductToken=AQpjCi8IxZIBEgMxMTgYiBgggw0omMz-AjCyz_4COE9AAFgBagRTQVZScghPTFgwRTFCVgowCMWSARIDMTY0GIMNIOuJASj10P4CMMXR_gI4T0ABWAFqBFNBVlJyCE9MWDBFMUJWCmMKMAjFkgESAzE1MRjriQEggw0otr__AjCGwP8COEdAAFgBagRTQVZScghPTFgwRTFCVgovCMWSARIDMTE3GIMNIIgYKL_B_wIws8X_AjhPQAFYAWoEU0FWUnIIT0xYMEUxQlYSCggBEAEYASoCRUkYASIECAEQASgCKAMoBDAN) ![Air France](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AF.gif) Tue, 9 Dec - Thu, 22 Jan IAD Washington LHR London £434 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:IAD,to:LHR,departure:09/12/2025TANYT&leg2=from:LHR,to:IAD,departure:22/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:433.62&airProductToken=AQo0CjIIwYwBEgQ5NjUyGIgYIOuJASjopv8CMKqq_wI4VkAAWAFqBUxJR0hUcghWTFgwNkxCQQplCjIIwYwBEgQxNjgxGOuJASDiMCicjYMDMPGNgwM4TEAAWAFqBUxJR0hUcghWTFgwNkxCQQovCMGMARICNTAY4jAgiBgo_Y6DAzCPk4MDOFZAAVgBagVMSUdIVHIIVkxYMDZMQkESCggBEAEYASoCQUYYASIECAEQASgCKAMoBDAN) ![Virgin Atlantic](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/VS.gif) Tue, 9 Dec - Thu, 22 Jan IAD Washington LHR London £434 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:IAD,to:LHR,departure:09/12/2025TANYT&leg2=from:LHR,to:IAD,departure:22/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:433.62&airProductToken=AQoyCjAI1qYBEgIyMhiIGCDriQEo6Kb_AjCqqv8COFRAAFgBagVMSUdIVHIIT0xYMDZMQkEKZwoyCNamARIENjY2MxjriQEg4jAonI2DAzDxjYMDOFRAAFgBagVMSUdIVHIIT0xYMDZMQkEKMQjWpgESBDY3NjAY4jAgiBgo_Y6DAzCPk4MDOFRAAVgBagVMSUdIVHIIT0xYMDZMQkESCggBEAEYASoCVlMYASIECAEQASgCKAMoBDAB) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Tue, 9 Dec - Thu, 22 Jan IAD Washington LHR London £435 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:IAD,to:LHR,departure:09/12/2025TANYT&leg2=from:LHR,to:IAD,departure:22/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:434.42&airProductToken=AQpvCjYIxJgBEgQzNjkwGIgYIOO0ASirpP8CMJSl_wI4RUAAWAFqCU1BSU5CQVNJQ3IIVkxYMDZMQkEKNQjEmAESAjE2GOO0ASDriQEo66X_AjCtqf8COEVAAVgBaglNQUlOQkFTSUNyCFZMWDA2TEJBCnEKNwjEmAESBDk1ODEY64kBIICTASjYjYMDMK2OgwM4RUAAWAFqCU1BSU5CQVNJQ3IIVkxYMDZMQkEKNgjEmAESBDkzODQYgJMBIIgYKOSOgwMw8ZKDAzhFQAFYAWoJTUFJTkJBU0lDcghWTFgwNkxCQRIKCAEQARgBKgJETBgBIgQIARABKAIoAygEMAE) ![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif) Mon, 1 Dec - Tue, 9 Dec IAD Washington LHR London £440 Return found 1 hour ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:IAD,to:LHR,departure:01/12/2025TANYT&leg2=from:LHR,to:IAD,departure:09/12/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:439.02&airProductToken=AQozCjEIwoIBEgMyMTYYiBgg64kBKPjK_gIwps7-AjhPQABYAWoFTk9CQUdyCE9MWDBFMUJWCjMKMQjCggESAzI5MxjriQEgiBgo2aH_AjDXpf8COE9AAFgBagVOT0JBR3IIT0xYMEUxQlYSCggBEAEYASoCQkEYASIECAEQASgCKAMwDQ) ## Find the cheapest month to fly from Washington (IAD) to London (LON) ### March is typically the cheapest month to fly From £284 - £603 per traveller. ## Alternative airports near London Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.co.uk/Flights-Search?leg1=from:IAD,to:LHR,departure:13/11/2025TANYT&leg2=from:LHR,to:IAD,departure:19/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) LHR Heathrow 28 min [Flights from £441](https://www.expedia.co.uk/Flights-Search?leg1=from:IAD,to:LHR,departure:13/11/2025TANYT&leg2=from:LHR,to:IAD,departure:19/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) [](https://www.expedia.co.uk/Flights-Search?leg1=from:IAD,to:LGW,departure:13/11/2025TANYT&leg2=from:LGW,to:IAD,departure:19/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) LGW Gatwick Cheapest 52 min [Flights from £400](https://www.expedia.co.uk/Flights-Search?leg1=from:IAD,to:LGW,departure:13/11/2025TANYT&leg2=from:LGW,to:IAD,departure:19/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) [](https://www.expedia.co.uk/Flights-Search?leg1=from:IAD,to:LCY,departure:13/11/2025TANYT&leg2=from:LCY,to:IAD,departure:19/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) LCY London City Closest 21 min [Flights from £563](https://www.expedia.co.uk/Flights-Search?leg1=from:IAD,to:LCY,departure:13/11/2025TANYT&leg2=from:LCY,to:IAD,departure:19/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) Flight from Washington to London route information | Origin airport | Washington Dulles Intl. | | --- | --- | | Destination airport | Gatwick | | Return price | £333 | | Distance | 5896 km | ## Compare flights from Washington to London easily and book with confidence For travelling on business or for pleasure, Expedia makes it easy to book your flights from Washington to London. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to LON-All Airports in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Washington Dulles Intl. to LON-All Airports.   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 Washington Dulles Intl. (IAD) to LON-All Airports (LON) The easiest way to view the best deals on flights from Washington to London 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 Washington Dulles Intl. to LON-All Airports start at just £333 and range up to £440.   To find an even better deal, try   - being flexible on your dates – midweek flights can be cheaper - looking for other airports near Washington and London - 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 Washington to London flight with Expedia! We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Washington Dulles Intl. to LON-All Airports 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 IAD to London (LON-All Airports)? > If you're travelling from Washington Dulles Intl. Airport (IAD) to London (LON-All Airports), round-trip journeys start from £333. This figure is based on fares listed within the last 7 days on Expedia for flights departing within the next year, so don't let a good deal slip through your fingers. Book today and save yourself money and time. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from IAD to London (LON-All Airports)? > This varies between airlines, as each has its own terms and conditions. Head to the [Customer Service Portal](https://www.expedia.co.uk/service/?langid=1033), where there are easy-to-follow instructions on how to cancel your flight online. ### How do I find cheap flights from Dulles Intl. Airport to London (LON-All Airports) 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 Dulles Intl. Airport to London (LON-All Airports) flights, you'll see a "no change fees" filter for you to select. ### How far is the flight from IAD to London (LON-All Airports)? > The distance is around 5,900 kilometres, so fill your carry-on luggage with whatever you need to make your journey comfortable. Wondering what to take on board your Chantilly to England flight? A travel pillow, earplugs and a sleep mask are among the essentials. ### Which airlines fly direct from Washington Dulles Intl. Airport (IAD) to London (LON-All Airports)? > United Airlines (UA) is the number one choice for many travellers. It offers 60 flights from Dulles Intl. Airport to London (LON-All Airports) each month. If you want more options, check out the fares from British Airways (BA). This airlines operates 60 monthly flights between these airports. ### Are Dulles Intl. Airport to London (LON-All Airports) flight tickets cheaper when they're purchased at the last minute? > It is possible to pick up great last-minute deals from IAD to London (LON-All Airports), but it can also be hit-or-miss. As many airlines release seats up to a year in advance, it's worth keeping an eye on fares early and being ready to book when you spot a good bargain. Expedia compares carrier prices and updates flight deals regularly, so you can rest easy knowing you're always getting the latest offers. ## Explore a world of travel with Expedia - Accommodation - Flights ### Accommodation - [London Hotels](https://www.expedia.co.uk/London-Hotels.d178279.Travel-Guide-Hotels) ### Flights - [Flights to London](https://www.expedia.co.uk/Cheap-Flights-To-London.d178279.Travel-Guide-Flights) - [Flights from Aberdeen (ABZ) to London (LCY)](https://www.expedia.co.uk/lp/flights/abz/lcy/aberdeen-to-london) - [Flights from Accra (ACC) to London (LCY)](https://www.expedia.co.uk/lp/flights/acc/lcy/accra-to-london) - [Flights from Málaga (AGP) to London (LCY)](https://www.expedia.co.uk/lp/flights/agp/lcy/malaga-to-london) - [Flights from Amsterdam (AMS) to London (LCY)](https://www.expedia.co.uk/lp/flights/ams/lcy/amsterdam-to-london) - [Flights from Antwerp (ANR) to London (LCY)](https://www.expedia.co.uk/lp/flights/anr/lcy/antwerp-to-london) - [Flights from Stockholm (ARN) to London (LCY)](https://www.expedia.co.uk/lp/flights/arn/lcy/stockholm-to-london) - 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