Title: £258 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) # £258 Cheap Flights from Washington (IAD) to London (LON) [View £258 flight on Sat, 7 Feb 2026](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:IAD,to:LGW,departure:07/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:257.50&airProductToken=AQpsCjMI1KABEgMyMzIYiBggi5IBKMbHhAMw78qEAzhMQABYAWoHRElTQ0lOVHIITEwwRFNJMDUKNQjUoAESBDEzMzQYi5IBIMuxASjJy4QDMO7MhAM4TEAAWAFqB0RJU0NJTlRyCExMMERTSTA1EgoIARABGAEqAlRQGAEiBAgBEAEoAigDKAQwDQ) - [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 - ![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:29/12/2025TANYT&leg2=from:LON,to:IAD,departure:05/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"TP"}}]) - ![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:29/12/2025TANYT&leg2=from:LON,to:IAD,departure:05/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BA"}}]) - ![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:29/12/2025TANYT&leg2=from:LON,to:IAD,departure:05/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"EI"}}]) - ![Air Canada](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.co.uk/Flights-Search?leg1=from:IAD,to:LON,departure:29/12/2025TANYT&leg2=from:LON,to:IAD,departure:05/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![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:29/12/2025TANYT&leg2=from:LON,to:IAD,departure:05/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"IB"}}]) - ![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:29/12/2025TANYT&leg2=from:LON,to:IAD,departure:05/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"OS"}}]) - ![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:29/12/2025TANYT&leg2=from:LON,to:IAD,departure:05/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"VS"}}]) - ![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 £258 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) Wed, 28 Jan - Wed, 4 Feb IAD Washington LGW London £333 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:IAD,to:LGW,departure:28/01/2026TANYT&leg2=from:LGW,to:IAD,departure:04/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:332.48&airProductToken=AQpsCjMI1KABEgMyMzQYiBggi5IBKLLZgwMw29yDAzhPQABYAWoHRElTQ0lOVHIIT0YwRFNJSDcKNQjUoAESBDEzMzYYi5IBIMuxASjE3YMDMOnegwM4T0AAWAFqB0RJU0NJTlRyCE9GMERTSUg3CngKQQjUoAESBDEzMzcYy7EBIIuSASiDo4QDMK2khAM4T0AAWAFqB0RJU0NJTlRyCE9GMERTSUg3egoIzpIBEgQxMzM3CjMI1KABEgMyMzEYi5IBIIgYKO2rhAMw_6-EAzhPQABYAWoHRElTQ0lOVHIIT0YwRFNJSDcSCggBEAEYASoCVFAYASIECAEQASgCKAMoBDAN) ![TAP Portugal](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/TP.gif) Sun, 15 Mar - Mon, 23 Mar IAD Washington LHR London £336 Return found 8 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:IAD,to:LHR,departure:15/03/2026TANYT&leg2=from:LHR,to:IAD,departure:23/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:335.15&airProductToken=AQpsCjMI1KABEgMyMzQYiBggi5IBKPLehwMwm-KHAzhPQABYAWoHRElTQ0lOVHIIT0YwRFNJSDcKNQjUoAESBDEzNjYYi5IBIOuJASjG5ocDMPDnhwM4T0AAWAFqB0RJU0NJTlRyCE9GMERTSUg3CmwKNQjUoAESBDEzNjMY64kBIIuSASjorogDMI2wiAM4T0AAWAFqB0RJU0NJTlRyCE9GMERTSUg3CjMI1KABEgMyMzEYi5IBIIgYKK2xiAMwv7WIAzhPQABYAWoHRElTQ0lOVHIIT0YwRFNJSDcSCggBEAEYASoCVFAYASIECAEQASgCKAMoBDAN) ![Scandinavian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/SK.gif) Fri, 17 Apr - Sun, 19 Apr IAD Washington LHR London £360 Return found 6 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:IAD,to:LHR,departure:17/04/2026TANYT&leg2=from:LHR,to:IAD,departure:19/04/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:359.31&airProductToken=AQplCjAI05YBEgM5MjYYiBgg4jso1NCKAzCq1IoDOExAAFgBagVMaWdodHIITExXQTZHSFQKMQjTlgESAzUwNRjiOyDriQEozNaKAzDE14oDOExAAVgBagVMaWdodHIITExXQTZHSFQKmQEKMgjTlgESBDE1MzAY64kBIKBsKLTeigMwxd-KAzhMQABYAWoFTGlnaHRyCExMV0E2R0hUCjEI05YBEgQxNDIxGKBsIOI7KPzfigMwwuCKAzhMQAFYAWoFTGlnaHRyCExMV0E2R0hUCjAI05YBEgM5MjUY4jsgiBgov-GKAzDC5YoDOExAAVgBagVMaWdodHIITExXQTZHSFQSCggBEAEYASoCU0sYASIECAEQASgCKAMoBDAP) ![Icelandair](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/fi.gif) Wed, 14 Jan - Tue, 20 Jan IAD Washington LHR London £391 Return found 6 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:IAD,to:LHR,departure:14/01/2026TANYT&leg2=from:LHR,to:IAD,departure:20/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:390.95&airProductToken=AQplCjAIxpIBEgM2NDQYiBggiikoyLqCAzCrvYIDOE5AAFgBagVMSUdIVHIITkoyUVVTTFQKMQjGkgESAzQ1MBiKKSDriQEo572CAzCqv4IDOE5AAVgBagVMSUdIVHIITkoyUVVTTFQKZQoxCMaSARIDNDU1GOuJASCKKSiT_IIDMNv9ggM4TkAAWAFqBUxJR0hUcghOSjJRVVNMVAowCMaSARIDNjQ1GIopIIgYKNKFgwMw4oiDAzhOQAFYAWoFTElHSFRyCE5KMlFVU0xUEgoIARABGAEqAkZJGAEiBAgBEAEoAigDKAQwAQ) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Tue, 30 Dec - Wed, 14 Jan IAD Washington LHR London £453 Return found 1 day ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:IAD,to:LHR,departure:30/12/2025TANYT&leg2=from:LHR,to:IAD,departure:14/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:452.35&airProductToken=AQoiCiAI1YIBEgM5MTgYiBgg64kBKJiRgQMw0JSBAzhMQABYAQpGCiII1YIBEgQ5OTI0GOuJASChpAEomrKCAzDbsoIDOExAAFgBCiAI1YIBEgM5NTEYoaQBIIgYKI-0ggMwl7iCAzhMQAFYARIKCAEQARgBKgJVQRgBIgQIARABKAQwAQ) ![American Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AA.gif) Sun, 1 Feb - Sun, 8 Feb IAD Washington LGW London £454 Return found 14 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:IAD,to:LGW,departure:01/02/2026TANYT&leg2=from:LGW,to:IAD,departure:08/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:453.18&airProductToken=AQqoAQoyCMGCARIENTIxNRiIGCDimgEoooGEAzCHgoQDOEJAAFgBagVCQVNJQ3IIT0xYNEQxQlYKMgjBggESBDI5MDUY4poBIPMDKImDhAMw94OEAzhCQAFYAWoFQkFTSUNyCE9MWDREMUJWCj4IwYIBEgQ3MDE0GPMDIMuxASj-hIQDMPyIhAM4T0ABWAFqBUJBU0lDcghPTFg0RDFCVnoKCMKCARIENzAxNAqoAQo-CMGCARIENzAxNRjLsQEg8wMojs6EAzDm0oQDOE9AAFgBagVCQVNJQ3IIT0xOOFQxQlZ6CgjCggESBDcwMTUKMgjBggESBDIwMjAY8wMg4poBKNTYhAMwv9mEAzhCQAFYAWoFQkFTSUNyCE9MTjhUMUJWCjIIwYIBEgQ1MTk0GOKaASCIGCih2oQDMP7ahAM4QkABWAFqBUJBU0lDcghPTE44VDFCVhIKCAEQARgBKgJBQRgBIgQIARABKAIoAygEMAs) ![Virgin Atlantic](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/VS.gif) Tue, 30 Dec - Thu, 15 Jan IAD Washington LHR London £458 Return found 18 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:IAD,to:LHR,departure:30/12/2025TANYT&leg2=from:LHR,to:IAD,departure:15/01/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:457.35&airProductToken=AQpyCj0I1qYBEgQ0NDczGIgYIOBcKJ2QgQMwlpGBAzhUQABYAWoFTElHSFRyCE9MWDQ2U0JBegoIxJgBEgQ0NDczCjEI1qYBEgMxMDQY4Fwg64kBKIacgQMw4Z-BAzhUQAFYAWoFTElHSFRyCE9MWDQ2U0JBCoEBCj8I1qYBEgQ3MDQ4GOuJASCAkwEo-L6CAzDNv4IDOFRAAFgBagVMSUdIVHIIT0xYNDZOQkx6CgjLmAESBDcwNDgKPgjWpgESBDcxMjEYgJMBIIgYKITAggMwkcSCAzhUQAFYAWoFTElHSFRyCE9MWDQ2TkJMegoIy5gBEgQ3MTIxEgoIARABGAEqAlZTGAEiBAgBEAEoAigDKAQwAQ) ![Iberia](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/IB.gif) Wed, 28 Jan - Sun, 1 Feb IAD Washington LHR London £459 Return found 7 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:IAD,to:LHR,departure:28/01/2026TANYT&leg2=from:LHR,to:IAD,departure:01/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:458.95&airProductToken=AQpACj4IyYQBEgQzNTg5GIgYIOuJASi414MDMObagwM4T0AAWAFqBUJBU0lDcghPTFg0RjFCVnoKCMKCARIEMzU4OQpyCj4IyYQBEgQzNjQ1GOuJASCMGCi5_YMDMM_-gwM4T0AAWAFqBUJBU0lDcghPTE44VDFCVnoKCMKCARIEMzY0NQowCMmEARIDMzYxGIwYIIgYKIb_gwMwyoOEAzhPQAFYAWoFQkFTSUNyCE9MTjhUMUJWEgoIAhABGAIqAklCGAEiBAgBEAEoAigDKAQwDQ) ![Delta](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/DL.gif) Thu, 26 Feb - Sun, 8 Mar IAD Washington LHR London £460 Return found 5 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:IAD,to:LHR,departure:26/02/2026TANYT&leg2=from:LHR,to:IAD,departure:08/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:459.05&airProductToken=AQpvCjYIxJgBEgQzOTM5GIgYIOO0ASiTnYYDMP2dhgM4RUAAWAFqCU1BSU5CQVNJQ3IIVkxOODZTQkQKNQjEmAESAjE2GOO0ASDriQEoy56GAzCNooYDOEVAAVgBaglNQUlOQkFTSUNyCFZMTjg2U0JECokBCkMIxJgBEgQ5NTc4GOuJASCAkwEoqIeHAzD9h4cDOEVAAFgBaglNQUlOQkFTSUNyCFZMTjg2U0JEegoIy5gBEgQ5NTc4CkIIxJgBEgQ5Mzg0GICTASCIGCiEiYcDMJGNhwM4RUABWAFqCU1BSU5CQVNJQ3IIVkxOODZTQkR6CgjLmAESBDkzODQSCggBEAEYASoCREwYASIECAEQASgCKAMoBDAB) ![KLM](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/KL.gif) Fri, 16 Jan - Sun, 18 Jan IAD Washington LHR London £460 Return found 1 hour ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:IAD,to:LHR,departure:16/01/2026TANYT&leg2=from:LHR,to:IAD,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:459.05&airProductToken=AQp_Cj0Iy5gBEgQ1MjU1GIgYIOBcKMXNggMwvs6CAzhWQABYAWoFTElHSFRyCFZMTjg2U0JEegoIxJgBEgQ1MjU1Cj4Iy5gBEgQ0ODA1GOBcIOuJASiG0IIDMOHTggM4VkABWAFqBUxJR0hUcghWTE44NlNCRHoKCNamARIENDgwNQpoCjMIy5gBEgQxMDAyGOuJASCAkwEoiOCCAzDd4IIDOExAAFgBagVMSUdIVHIIVkxOODZTQkQKMQjLmAESAzY1MRiAkwEgiBgo5OGCAzDx5YIDOFZAAVgBagVMSUdIVHIIVkxOODZTQkQSCggBEAEYASoCS0wYASIECAEQASgCKAMoBDAN) ## Find the cheapest month to fly from Washington (IAD) to London (LON) ### March is typically the cheapest month to fly From £328 - £612 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:29/12/2025TANYT&leg2=from:LHR,to:IAD,departure:01/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) LHR Heathrow 28 min [Flights from £1,229 ](https://www.expedia.co.uk/Flights-Search?leg1=from:IAD,to:LHR,departure:29/12/2025TANYT&leg2=from:LHR,to:IAD,departure:01/01/2026TANYT&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:29/12/2025TANYT&leg2=from:LGW,to:IAD,departure:13/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) LGW Gatwick 52 min [Flights from £761 ](https://www.expedia.co.uk/Flights-Search?leg1=from:IAD,to:LGW,departure:29/12/2025TANYT&leg2=from:LGW,to:IAD,departure:13/01/2026TANYT&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:29/12/2025TANYT&leg2=from:LCY,to:IAD,departure:06/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) LCY London City CheapestClosest 21 min [Flights from £699 ](https://www.expedia.co.uk/Flights-Search?leg1=from:IAD,to:LCY,departure:29/12/2025TANYT&leg2=from:LCY,to:IAD,departure:06/01/2026TANYT&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 | £332 | | 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 £460\. 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 January, 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)? ### Do I need to pay a cancellation fee if I cancel my flight from IAD to London (LON-All Airports)? ### How do I find cheap flights from Dulles Intl. Airport to London (LON-All Airports) that have flexible change policies? ### How far is the flight from IAD to London (LON-All Airports)? ### Which airlines fly direct from Washington Dulles Intl. Airport (IAD) to London (LON-All Airports)? ### Are Dulles Intl. Airport to London (LON-All Airports) flight tickets cheaper when they're purchased at the last minute? ## 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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[Flights from Toronto (YYZ) to London (LCY) ](https://www.expedia.co.uk/lp/flights/yyz/lcy/toronto-to-london) - [Flights from Zürich (ZRH) to London (LCY) ](https://www.expedia.co.uk/lp/flights/zrh/lcy/zurich-to-london) \*Available to Expedia members.