Title: CA $661 Cheap Flights from London (LHR) to Washington (IAD) - Expedia.ca ![Washington DC in Spring](https://images.trvl-media.com/place/3763/58eb1a51-e7f1-4f17-88af-21174d495e42.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/3763/58eb1a51-e7f1-4f17-88af-21174d495e42.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # CA $661 Cheap Flights from London (LHR) to Washington (IAD) [View CA $661 flight on Wed, Nov 5, 2025](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:LHR,to:IAD,departure:05/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:660.10&airProductToken=AQpsCjUI1KABEgQxMzU3GOuJASCLkgEolqT8AjC7pfwCOFRAAFgBagdESVNDSU5UcghURjBEU0kwOQozCNSgARIDMjMxGIuSASCIGCiNrPwCMJ-w_AI4VEAAWAFqB0RJU0NJTlRyCFRGMERTSTA5EgoIARABGAEqAlRQGAEiBAgBEAEoAigDKAQwDQ) - [Roundtrip](?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 Washington Dulles International Airport (IAD) - ![British Airways](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_BA.svg) British Airways [](https://www.expedia.ca/Flights-Search?leg1=from:lhr,to:iad,departure:21/10/2025TANYT&leg2=from:iad,to:lhr,departure:28/10/2025TANYT&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.ca/Flights-Search?leg1=from:lhr,to:iad,departure:21/10/2025TANYT&leg2=from:iad,to:lhr,departure:28/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"EI"}}]) - ![TAP Portugal](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_TP.svg) TAP Portugal [](https://www.expedia.ca/Flights-Search?leg1=from:lhr,to:iad,departure:21/10/2025TANYT&leg2=from:iad,to:lhr,departure:28/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"TP"}}]) - ![Finnair](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AY.svg) Finnair [](https://www.expedia.ca/Flights-Search?leg1=from:lhr,to:iad,departure:21/10/2025TANYT&leg2=from:iad,to:lhr,departure:28/10/2025TANYT&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.ca/Flights-Search?leg1=from:lhr,to:iad,departure:21/10/2025TANYT&leg2=from:iad,to:lhr,departure:28/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"IB"}}]) - ![Air France](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AF.svg) Air France [](https://www.expedia.ca/Flights-Search?leg1=from:lhr,to:iad,departure:21/10/2025TANYT&leg2=from:iad,to:lhr,departure:28/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AF"}}]) - ![KLM](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_KL.svg) KLM [](https://www.expedia.ca/Flights-Search?leg1=from:lhr,to:iad,departure:21/10/2025TANYT&leg2=from:iad,to:lhr,departure:28/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"KL"}}]) ![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 30% 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.ca/login) ## Cheap flights from London (LHR) to Washington (IAD) Prices were available within the past 7 days and start at CA $661 for one-way flights and CA $736 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ![Icelandair](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/fi.gif) Sun, Feb 1 - Fri, Feb 6 LHR London IAD Washington CA $736 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:LHR,to:IAD,departure:01/02/2026TANYT&leg2=from:IAD,to:LHR,departure:06/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:735.68&airProductToken=AQplCjEIxpIBEgM0NTEY64kBIIopKJ__gwMw4oCEAzhYQABYAWoFTElHSFRyCFhKMk1HQkxUCjAIxpIBEgM2NDUYiikgiBgosoGEAzDChIQDOFhAAVgBagVMSUdIVHIIWEoyTUdCTFQKZQowCMaSARIDNjQ0GIgYIIopKKi9hAMwi8CEAzhYQABYAWoFTElHSFRyCFhKMk1HQkxUCjEIxpIBEgM0NTAYiikg64kBKMfAhAMwisKEAzhYQAFYAWoFTElHSFRyCFhKMk1HQkxUEgoIARABGAEqAkZJGAEiBAgBEAEoAigDKAQwAQ) ![TAP Portugal](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/TP.gif) Sun, Feb 1 - Fri, Feb 6 LHR London IAD Washington CA $773 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:LHR,to:IAD,departure:01/02/2026TANYT&leg2=from:IAD,to:LHR,departure:06/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:772.80&airProductToken=AQpsCjUI1KABEgQxMzY3GOuJASCLkgEoqf-DAzDOgIQDOE9AAFgBagdESVNDSU5UcghPRjBEU0lINwozCNSgARIDMjMzGIuSASCIGCjGgYQDMNiFhAM4T0AAWAFqB0RJU0NJTlRyCE9GMERTSUg3CmwKMwjUoAESAzIzNBiIGCCLkgEo0r6EAzD7wYQDOE9AAFgBagdESVNDSU5UcghPRjBEU0lINwo1CNSgARIEMTM1NhiLkgEg64kBKPDDhAMwmsWEAzhPQABYAWoHRElTQ0lOVHIIT0YwRFNJSDcSCggBEAEYASoCVFAYASIECAEQASgCKAMoBDAN) ![British Airways](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/BA.gif) Fri, Nov 14 - Sun, Nov 16 LHR London IAD Washington CA $780 Roundtrip found 6 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:LHR,to:IAD,departure:14/11/2025TANYT&leg2=from:IAD,to:LHR,departure:16/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:779.50&airProductToken=AQozCjEIwoIBEgMyMTcY64kBIIgYKLqG_QIws4r9AjhPQABYAWoFTk9CQUdyCE9MVDFLMUI0CjMKMQjCggESAzIxNhiIGCDriQEomKL9AjDGpf0COE9AAFgBagVOT0JBR3IIT0xUMUsxQjQSCggBEAEYASoCQkEYASIECAEQASgCKAMwDQ) ![Scandinavian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/SK.gif) Thu, Dec 11 - Sat, Jan 10 LHR London IAD Washington CA $873 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:LHR,to:IAD,departure:11/12/2025TANYT&leg2=from:IAD,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:872.48&airProductToken=AQplCjEI05YBEgM1MDAY64kBIOI7KNCz_wIwvrT_AjhUQABYAWoFTElHSFRyCFRDRVU2R0hUCjAI05YBEgM5MjUY4jsgiBgox7b_AjD3uv8COFRAAVgBagVMSUdIVHIIVENFVTZHSFQKZQowCNOWARIDOTI2GIgYIOI7KPqNggMw35GCAzhMQABYAWoFTElHSFRyCExMRVU2R0hUCjEI05YBEgM1MDUY4jsg64kBKOOTggMw4JSCAzhMQAFYAWoFTElHSFRyCExMRVU2R0hUEgoIARABGAEqAlNLGAEiBAgBEAEoAigDKAQwAQ) ![Aer Lingus](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/EI.gif) Tue, Dec 2 - Thu, Mar 12 LHR London IAD Washington CA $1,027 Roundtrip found 5 days ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:LHR,to:IAD,departure:02/12/2025TANYT&leg2=from:IAD,to:LHR,departure:12/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1026.41&airProductToken=AQpjCjAIxZIBEgMxNTEY64kBIIMNKPbO_gIwxs_-AjhHQABYAWoEU0FWUnIIT0xYOEMxQjQKLwjFkgESAzExNxiDDSCIGCj_0P4CMPPU_gI4T0ABWAFqBFNBVlJyCE9MWDhDMUI0CmMKLwjFkgESAzExOBiIGCCDDSi4vIcDMNK_hwM4T0AAWAFqBFNBVlJyCE9MWDhDMUI0CjAIxZIBEgMxNTgYgw0g64kBKJjAhwMw7cCHAzhPQAFYAWoEU0FWUnIIT0xYOEMxQjQSCggBEAEYASoCRUkYASIECAEQASgCKAMoBDAN) ![Swiss International Air Lines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LX.gif) Wed, Nov 5 - Wed, Nov 12 LHR London IAD Washington CA $1,110 Roundtrip found 1 hour ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:LHR,to:IAD,departure:05/11/2025TANYT&leg2=from:IAD,to:LHR,departure:12/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1109.78&airProductToken=AQpsCjQIzLABEgMzNDUY64kBILk8KKie_AIwjJ_8AjhLQABYAWoIRUNPTElHSFRyCEtMWE1VNUJRCjQIzLABEgQzMjAwGLk8IIgYKMWg_AIwjqX8AjhLQAFYAWoIRUNPTElHSFRyCEtMWE1VNUJRCmwKNAjMsAESBDMyMDEYiBgguTwo4fT8AjDQ-PwCOEtAAFgBaghFQ09MSUdIVHIIS0xYTVU1QlEKNAjMsAESAzMzMhi5PCDriQEo3vr8AjDM-_wCOEtAAVgBaghFQ09MSUdIVHIIS0xYTVU1QlESCggBEAEYASoCTFgYASIECAEQASgCKAMoBDAL) ![Austrian Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/OS.gif) Wed, Nov 5 - Wed, Nov 12 LHR London IAD Washington CA $1,111 Roundtrip found 1 hour ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:LHR,to:IAD,departure:05/11/2025TANYT&leg2=from:IAD,to:LHR,departure:12/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1110.38&airProductToken=AQpqCjQIz6YBEgMzNDAY64kBIJUiKKie_AIwqp_8AjhLQABYAWoIRUNPTElHSFRyCEtMWE1VNUJRCjIIz6YBEgI0MRiVIiCIGCj_n_wCMNyk_AI4S0ABWAFqCEVDT0xJR0hUcghLTFhNVTVCUQo3CjUIz6YBEgQ3ODA2GIgYIOuJASiY9fwCMND4_AI4S0AAWAFqCEVDT0xJR0hUcghLTFhNVTVCURIKCAEQARgBKgJPUxgBIgQIARABKAIoAygEMAs) ![Lufthansa](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/LH.gif) Wed, Nov 5 - Wed, Nov 12 LHR London IAD Washington CA $1,115 Roundtrip found 1 hour ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:LHR,to:IAD,departure:05/11/2025TANYT&leg2=from:IAD,to:LHR,departure:12/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1114.48&airProductToken=AQprCjQIzJABEgM5MjUY64kBIKUEKL6f_AIwnaD8AjhLQABYAWoIRUNPTElHSFRyCEtMWE1VNUJRCjMIzJABEgM0MTgYpQQgiBgoi6H8AjCipfwCOEtAAVgBaghFQ09MSUdIVHIIS0xYTVU1QlEKNwo1CMyQARIEOTI1ORiIGCDriQEomPX8AjDQ-PwCOEtAAFgBaghFQ09MSUdIVHIIS0xYTVU1QlESCggBEAEYASoCTEgYASIECAEQASgCKAMoBDAL) ![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif) Wed, Nov 5 - Wed, Nov 12 LHR London IAD Washington CA $1,115 Roundtrip found 1 hour ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:LHR,to:IAD,departure:05/11/2025TANYT&leg2=from:IAD,to:LHR,departure:12/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1114.50&airProductToken=AQpwCjcI1YIBEgQ4ODE2GOuJASClBCjqofwCMMmi_AI4S0AAWAFqCjFfYmFzaWNlY29yCEtMWE1VNUJRCjUI1YIBEgM5MzMYpQQgiBgoiqP8AjCrp_wCOEtAAFgBagoxX2Jhc2ljZWNvcghLTFhNVTVCUQpyCjcI1YIBEgQyNjY5GIgYIMSNASi07_wCMP3v_AI4S0AAWAFqCjFfYmFzaWNlY29yCEtMWE1VNUJRCjcI1YIBEgM5MzQYxI0BIOuJASjF8PwCMPPz_AI4S0AAWAFqCjFfYmFzaWNlY29yCEtMWE1VNUJREgoIARABGAEqAlVBGAEiBAgBEAEoAigDKAQwCw) ![Brussels Airlines](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/SN.gif) Mon, Nov 3 - Mon, Nov 10 LHR London IAD Washington CA $1,130 Roundtrip found 1 day ago [](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:LHR,to:IAD,departure:03/11/2025TANYT&leg2=from:IAD,to:LHR,departure:10/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:1129.58&airProductToken=AQpvCjYI05wBEgQyMTA0GOuJASChpAEomoj8AjDbiPwCOEtAAFgBaghFQ09MSUdIVHIIS0xVNURYQlEKNQjTnAESBDg4MDEYoaQBIIgYKI-K_AIwl478AjhLQAFYAWoIRUNPTElHSFRyCEtMVTVEWEJRCm0KNAjTnAESBDg5MTcYiBggg2komt78AjCV4PwCOEtAAFgBaghFQ09MSUdIVHIIS0xVNURYQlEKNQjTnAESBDkwMjMYg2kg64kBKMPq_AIw5O78AjhLQAFYAWoIRUNPTElHSFRyCEtMVTVEWEJREgoIAhABGAIqAlNOGAEiBAgBEAEoAigDKAQwCw) ## Find the cheapest month to fly from London (LHR) to Washington (IAD) ### November is typically the cheapest month to fly From CA $640 - CA $1,080 per traveller. ## Alternative airports near Washington Prices were available within the past 7 days. Prices and availability are subject to change. [](https://www.expedia.ca/Flights-Search?leg1=from:LHR,to:IAD,departure:21/10/2025TANYT&leg2=from:IAD,to:LHR,departure:13/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) IAD Washington Dulles Intl. Cheapest 36 min [Flights from CA $1,302](https://www.expedia.ca/Flights-Search?leg1=from:LHR,to:IAD,departure:21/10/2025TANYT&leg2=from:IAD,to:LHR,departure:13/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) ## Frequently asked questions ### How much is a flight from LHR to Washington Dulles Intl. Airport (IAD)? > If you're planning on travelling from Heathrow Airport to IAD, round-trip flights start from CA $736. This price is based on airfares available 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 now 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 Heathrow Airport to Dulles Intl. Airport? > Each air carrier has its own terms and conditions. If you do decide to cancel, follow the simple instructions on our [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from Heathrow Airport (LHR) to Dulles Intl. Airport that have flexible change policies? > Plenty of carriers will allow you to move your flight at no extra charge. All you pay is the difference in the ticket price. When looking for LHR to Dulles Intl. Airport flights, you'll find a "No change fees" filter for you to select. ### How many hours is the flight from Heathrow Airport (LHR) to IAD? > There are plenty of ways to make the 8 hours and 34 minutes between Heathrow Airport (LHR) and Washington Dulles Intl. Airport (IAD) fly by. Be productive and sort through your photos or delete all those backed-up emails. A nice snooze also helps pass the time! ### How far is the flight from London Heathrow to IAD? > With around 5,900 kilometres separating Heathrow Airport (LHR) and Washington Dulles Intl. Airport (IAD), your flight will be a long one. Pack wisely and make your time in the air comfortable. Things like a spare pair of socks and a cozy travel pillow should be in your carry-on bag. ### Which airlines fly direct from LHR to Dulles Intl. Airport? > Many people like to fly with British Airways (BA) from Heathrow Airport (LHR) to Washington Dulles Intl. Airport (IAD). This popular airline offers 60 flights every month, so you can easily find a flight time that's perfect for you. If you're eager for more options, check out the ticket prices from United Airlines (UA). This airlines operates 60 flights monthly between these airports. ### Are London Heathrow to IAD flight tickets cheaper when they're purchased at the last minute? > Booking last minute from Heathrow Airport (LHR) to Dulles Intl. Airport can be hit-or-miss. You may be able to find a bargain, but then again, you could miss out altogether! If you'd rather play it safe and start your trip planning ahead of time, Expedia compares flight deals up to a year in advance. Just keep in mind that not all airlines issue their prices that far in advance. Our advice? Check back often as updates are made frequently. ## Travel information | Origin airport | Heathrow | | --- | --- | | Destination airport | Washington Dulles Intl. | | Airlines serving | Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, KLM, Lufthansa, Royal Air Maroc, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic | | Roundtrip price | CA $736 | | Distance | 5866 km | | Average flight time | 3 hours 16 mins | ## Book with confidence ### London to Chantilly Flights **The easy way to book your flights from London to Washington**  With Expedia, it’s simple to find and book flights to Washington from London whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are American Airlines, KLM, Air Canada, Austrian, Aer Lingus, Air France, Delta Air Lines, Copa Airlines, Swiss, United Airlines, Finnair, Iberia, Lufthansa, Virgin Atlantic, British Airways nonstop flights to Washington Dulles Intl., too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from London to Washington today, tomorrow, or this week.   **Save dollars with cheap flights from Heathrow, LHR to Washington Dulles Intl., IAD**  Sort your search results by price to find great deals on your flight from London to Washington—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Washington from London currently is just CA $736 rising to CA $1,130.   Here are more money-saving tips:  - Fly in February when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Washington   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Washington from London**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Washington with Expedia today. ## Explore a world of travel with Expedia - Flights - [Flights from Waukesha to Arlington](https://www.expedia.ca/lp/flights/10170/6236/waukesha-to-arlington) - [Flights from Sveg to Arlington](https://www.expedia.ca/lp/flights/1177/6236/sveg-to-arlington) - [Flights from Friday Harbor to Arlington](https://www.expedia.ca/lp/flights/1248/6236/friday-harbor-to-arlington) - [Flights from Gisborne to Arlington](https://www.expedia.ca/lp/flights/1327/6236/gisborne-to-arlington) - [Flights from Grand Junction to Manassas](https://www.expedia.ca/lp/flights/1331/8779/grand-junction-to-manassas) - [Flights from Galveston to Arlington](https://www.expedia.ca/lp/flights/1341/6236/galveston-to-arlington) - [Flights from Boston to Arlington](https://www.expedia.ca/lp/flights/178239/6236/boston-to-arlington) - [Flights from Kolkata to Arlington](https://www.expedia.ca/lp/flights/178244/6236/kolkata-to-arlington) - [Flights from Calgary to Manassas](https://www.expedia.ca/lp/flights/178245/8779/calgary-to-manassas) - [Flights from Dallas to Arlington](https://www.expedia.ca/lp/flights/178253/6236/dallas-to-arlington) - [Flights from Istanbul to Arlington](https://www.expedia.ca/lp/flights/178267/6236/istanbul-to-arlington) - [Flights from Kansas City to Arlington](https://www.expedia.ca/lp/flights/178273/6236/kansas-city-to-arlington) - [Flights from Madrid to Arlington](https://www.expedia.ca/lp/flights/178281/6236/madrid-to-arlington) - [Flights from Manila to Arlington](https://www.expedia.ca/lp/flights/178282/6236/manila-to-arlington) - [Flights from Miami to Arlington](https://www.expedia.ca/lp/flights/178286/6236/miami-to-arlington) - [Flights from Montreal to Manassas](https://www.expedia.ca/lp/flights/178288/8779/montreal-to-manassas) - [Flights from Raleigh to Arlington](https://www.expedia.ca/lp/flights/178300/6236/raleigh-to-arlington) - [Flights from San Francisco to Arlington](https://www.expedia.ca/lp/flights/178305/6236/san-francisco-to-arlington) - [Flights from Seattle to Manassas](https://www.expedia.ca/lp/flights/178307/8779/seattle-to-manassas) - [Flights from St. Louis to Manassas](https://www.expedia.ca/lp/flights/178309/8779/st-louis-to-manassas) - [Flights from Stockholm to Manassas](https://www.expedia.ca/lp/flights/178311/8779/stockholm-to-manassas) - [Flights from Toronto to Sterling](https://www.expedia.ca/lp/flights/178314/9843/toronto-to-sterling) - [Flights from Geneva to Arlington](https://www.expedia.ca/lp/flights/180003/6236/geneva-to-arlington) - [Flights from Chennai to Arlington](https://www.expedia.ca/lp/flights/181449/6236/chennai-to-arlington) - [Flights from Gatwick to Arlington](https://www.expedia.ca/lp/flights/182523/6236/gatwick-to-arlington) - [Flights from Latrobe to Manassas](https://www.expedia.ca/lp/flights/2016/8779/latrobe-to-manassas) - [Flights from Matamoros to Arlington](https://www.expedia.ca/lp/flights/2204/6236/matamoros-to-arlington) - [Flights from McAllen to Arlington](https://www.expedia.ca/lp/flights/2270/6236/mcallen-to-arlington) - [Flights from Minneapolis to Arlington](https://www.expedia.ca/lp/flights/2426/6236/minneapolis-to-arlington) - [Flights from Richmond to Arlington](https://www.expedia.ca/lp/flights/2958/6236/richmond-to-arlington) - [Flights from Saratov to Arlington](https://www.expedia.ca/lp/flights/3048/6236/saratov-to-arlington) - [Flights from Wichita Falls to Arlington](https://www.expedia.ca/lp/flights/3254/6236/wichita-falls-to-arlington) - [Flights from Sumbawanga to Arlington](https://www.expedia.ca/lp/flights/3301/6236/sumbawanga-to-arlington) - [Flights from Amarillo to Arlington](https://www.expedia.ca/lp/flights/371/6236/amarillo-to-arlington) - [Flights from Cambridge Bay to Arlington](https://www.expedia.ca/lp/flights/3907/6236/cambridge-bay-to-arlington) - [Flights from Yakima to Arlington](https://www.expedia.ca/lp/flights/3983/6236/yakima-to-arlington) - [Flights from Peawanuck to Arlington](https://www.expedia.ca/lp/flights/4036/6236/peawanuck-to-arlington) - [Flights from Prince Rupert to Arlington](https://www.expedia.ca/lp/flights/4038/6236/prince-rupert-to-arlington) - [Flights from Saskatoon to Arlington](https://www.expedia.ca/lp/flights/4117/6236/saskatoon-to-arlington) - [Flights from Manises to Arlington](https://www.expedia.ca/lp/flights/4208/6236/manises-to-arlington) - [Flights from Bloemfontein to Arlington](https://www.expedia.ca/lp/flights/547/6236/bloemfontein-to-arlington) - [Flights from Des Moines to Arlington](https://www.expedia.ca/lp/flights/601690/6236/des-moines-to-arlington) - [Flights from Midland to Arlington](https://www.expedia.ca/lp/flights/6024016/6236/midland-to-arlington) - [Flights from Harrisburg - Hershey to Manassas](https://www.expedia.ca/lp/flights/602958/8779/harrisburg-hershey-to-manassas) - [Flights from Spokane to Manassas](https://www.expedia.ca/lp/flights/602959/8779/spokane-to-manassas) - [Flights from Fort Wayne to Manassas](https://www.expedia.ca/lp/flights/603000/8779/fort-wayne-to-manassas) - [Flights from Louisville to Manassas](https://www.expedia.ca/lp/flights/603002/8779/louisville-to-manassas) - [Flights from Springfield to Arlington](https://www.expedia.ca/lp/flights/6047669/6236/springfield-to-arlington) - [Flights from Bangor to Arlington](https://www.expedia.ca/lp/flights/6050918/6236/bangor-to-arlington) - [Flights from Adelaide to Arlington](https://www.expedia.ca/lp/flights/6051330/6236/adelaide-to-arlington) - [Flights from Adelaide to Manassas](https://www.expedia.ca/lp/flights/6051330/8779/adelaide-to-manassas) - [Flights from Carson City to Arlington](https://www.expedia.ca/lp/flights/6054194/6236/carson-city-to-arlington) - [Flights from Everett to Arlington](https://www.expedia.ca/lp/flights/6054460/6236/everett-to-arlington) - [Flights from Carlsbad to Arlington](https://www.expedia.ca/lp/flights/6054977/6236/carlsbad-to-arlington) - [Flights from Kalispell to Arlington](https://www.expedia.ca/lp/flights/6056415/6236/kalispell-to-arlington) - [Flights from Lewisburg to Arlington](https://www.expedia.ca/lp/flights/6057103/6236/lewisburg-to-arlington) - [Flights from Kingston to Arlington](https://www.expedia.ca/lp/flights/6057821/6236/kingston-to-arlington) - [Flights from Kansas City to Arlington](https://www.expedia.ca/lp/flights/6058374/6236/kansas-city-to-arlington) - [Flights from El Dorado to Arlington](https://www.expedia.ca/lp/flights/6058427/6236/el-dorado-to-arlington) - [Flights from St Cloud to Arlington](https://www.expedia.ca/lp/flights/6059991/6236/st-cloud-to-arlington) - [Flights from Windsor to Arlington](https://www.expedia.ca/lp/flights/6127335/6236/windsor-to-arlington) - [Flights from Winnipeg to Manassas](https://www.expedia.ca/lp/flights/6141041/8779/winnipeg-to-manassas) - [Flights from Taichung to Arlington](https://www.expedia.ca/lp/flights/6177563/6236/taichung-to-arlington) - [Flights from Fua'amotu to Arlington](https://www.expedia.ca/lp/flights/6276952/6236/fuaamotu-to-arlington) - [Flights from Bali to Arlington](https://www.expedia.ca/lp/flights/6307804/6236/bali-to-arlington) - [Flights from Bata to Arlington](https://www.expedia.ca/lp/flights/696/6236/bata-to-arlington) - [Flights from Fort Stockton to Arlington](https://www.expedia.ca/lp/flights/7318/6236/fort-stockton-to-arlington) - [Flights from College Station to Arlington](https://www.expedia.ca/lp/flights/861/6236/college-station-to-arlington) - [Flights from Corpus Christi to Arlington](https://www.expedia.ca/lp/flights/915/6236/corpus-christi-to-arlington) - [Flights from Ocean City to Manassas](https://www.expedia.ca/lp/flights/9151/8779/ocean-city-to-manassas) - [Flights from Santa Ana to Arlington](https://www.expedia.ca/lp/flights/9267/6236/santa-ana-to-arlington) - [Flights from Hpa-An to Arlington](https://www.expedia.ca/lp/flights/9350/6236/hpa-an-to-arlington) - [Flights from Camp Springs (ADW) to Manassas (MNZ)](https://www.expedia.ca/lp/flights/adw/mnz/camp-springs-to-manassas) - [Flights from Albany (ALB) to Manassas (MNZ)](https://www.expedia.ca/lp/flights/alb/mnz/albany-to-manassas) - [Flights from Beckley (BKW) to Manassas (MNZ)](https://www.expedia.ca/lp/flights/bkw/mnz/beckley-to-manassas) - [Flights from Buffalo (BUF) to Manassas (MNZ)](https://www.expedia.ca/lp/flights/buf/mnz/buffalo-to-manassas) - [Flights from Baltimore (BWI) to Manassas (MNZ)](https://www.expedia.ca/lp/flights/bwi/mnz/baltimore-to-manassas) - [Flights from Charleston (CHS) to Manassas (MNZ)](https://www.expedia.ca/lp/flights/chs/mnz/charleston-to-manassas) - [Flights from Clarksburg (CKB) to Manassas (MNZ)](https://www.expedia.ca/lp/flights/ckb/mnz/clarksburg-to-manassas) - [Flights from Columbus (CMH) to Manassas (MNZ)](https://www.expedia.ca/lp/flights/cmh/mnz/columbus-to-manassas) - [Flights from Washington (DCA) to Manassas (MNZ)](https://www.expedia.ca/lp/flights/dca/mnz/washington-to-manassas) - [Flights from Elmira (ELM) to Manassas (MNZ)](https://www.expedia.ca/lp/flights/elm/mnz/elmira-to-manassas) - [Flights from Fargo (FAR) to Manassas (MNZ)](https://www.expedia.ca/lp/flights/far/mnz/fargo-to-manassas) - [Flights from Spokane (GEG) to Manassas (MNZ)](https://www.expedia.ca/lp/flights/geg/mnz/spokane-to-manassas) - [Flights from Houston (HOU) to Manassas (MNZ)](https://www.expedia.ca/lp/flights/hou/mnz/houston-to-manassas) - [Flights from New York (JFK) to Manassas (MNZ)](https://www.expedia.ca/lp/flights/jfk/mnz/new-york-to-manassas) - [Flights from Lexington (LEX) to Manassas (MNZ)](https://www.expedia.ca/lp/flights/lex/mnz/lexington-to-manassas) - [Flights from Chicago (ORD) to Manassas (MNZ)](https://www.expedia.ca/lp/flights/ord/mnz/chicago-to-manassas) - [Flights from Norfolk (ORF) to Manassas (MNZ)](https://www.expedia.ca/lp/flights/orf/mnz/norfolk-to-manassas) - [Flights from Philadelphia (PHL) to Manassas (MNZ)](https://www.expedia.ca/lp/flights/phl/mnz/philadelphia-to-manassas) - [Flights from Pittsburgh (PIT) to Manassas (MNZ)](https://www.expedia.ca/lp/flights/pit/mnz/pittsburgh-to-manassas) - [Flights from Culpeper (QCL) to Manassas (MNZ)](https://www.expedia.ca/lp/flights/qcl/mnz/culpeper-to-manassas) - [Flights from Richmond (RIC) to Manassas (MNZ)](https://www.expedia.ca/lp/flights/ric/mnz/richmond-to-manassas) - [Flights from San Diego (SAN) to Manassas (MNZ)](https://www.expedia.ca/lp/flights/san/mnz/san-diego-to-manassas) - [Flights from Springfield (SPI) to Manassas (MNZ)](https://www.expedia.ca/lp/flights/spi/mnz/springfield-to-manassas) - [Flights from Sarasota (SRQ) to Manassas (MNZ)](https://www.expedia.ca/lp/flights/srq/mnz/sarasota-to-manassas) - [Flights from St. Paul (STP) to Manassas (MNZ)](https://www.expedia.ca/lp/flights/stp/mnz/st-paul-to-manassas) - [Flights from Edmonton (YEG) to Manassas (MNZ)](https://www.expedia.ca/lp/flights/yeg/mnz/edmonton-to-manassas) - [Flights from Ottawa (YOW) to Manassas (MNZ)](https://www.expedia.ca/lp/flights/yow/mnz/ottawa-to-manassas) - [Flights from Toronto (YYZ) to Washington (DCA)](https://www.expedia.ca/lp/flights/yyz/dca/toronto-to-washington) \*Available to Expedia members.