LON - WAS

£235 Find Cheap Flights from London to Washington, D.C. – Compare and Save

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Everything you should know

Cheapest return flight
£403
Typical prices: £470-£638
Icelandair
Sat 13/1Sat 20/1
LHR - IAD • 1 stop
Cheapest direct flights
£412
Typical prices: £482-£648
British Airways
Sun 21/1Fri 9/2
LHR - IAD • Direct
Direct flights
You can fly direct with British Airways, United Airlines, and Virgin Atlantic. Average duration is 8h 37m
Direct flights
+1
Direct flights
+1
Top routes
Cheapest • 23% average savings
Most popular
Insights
Insights
Avoid delays
Most punctual • 90% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travellers who book at least 22 weeks in advance save around 26% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 14% price drop
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Cheapest • Avg £432 (return)
Shortest trip • 10h 42m (one-way)
Insights
Insights
Start a new search
KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you enjoy your trip to Washington, D.C.!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from London to Washington, D.C. (LON-WAS)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from London to Washington, D.C.

Wed, 13 Jan - Wed, 20 Jan
Icelandair Logo
12:15 - 18:30LHR  London Heathrow-IAD Washington, D.C. Dulles Intl
11h 15m1 stop Reykjavik Keflavik Intl
Icelandair Logo
19:40 - 10:50IAD  Washington, D.C. Dulles Intl-LHR London Heathrow
10h 10m1 stop Reykjavik Keflavik Intl
£403Icelandair
Sat, 27 Feb - Sat, 6 Mar
Icelandair Logo
12:15 - 18:30LHR  London Heathrow-IAD Washington, D.C. Dulles Intl
11h 15m1 stop Reykjavik Keflavik Intl
Icelandair Logo
19:40 - 10:50IAD  Washington, D.C. Dulles Intl-LHR London Heathrow
10h 10m1 stop Reykjavik Keflavik Intl
£403Icelandair
Sun, 6 Dec - Sun, 13 Dec
TAP AIR PORTUGAL Logo
10:40 - 15:15LGW  London Gatwick-IAD Washington, D.C. Dulles Intl
33h 35m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
22:30 - 15:45IAD  Washington, D.C. Dulles Intl-LGW London Gatwick
12h 15m1 stop Lisbon Humberto Delgado
£403TAP AIR PORTUGAL
Mon, 23 Nov - Sun, 6 Dec
TAP AIR PORTUGAL Logo
16:35 - 14:40LGW  London Gatwick-IAD Washington, D.C. Dulles Intl
27h 05m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
22:30 - 15:45IAD  Washington, D.C. Dulles Intl-LGW London Gatwick
12h 15m1 stop Lisbon Humberto Delgado
£404TAP AIR PORTUGAL
Thu, 21 Jan - Tue, 9 Feb
British Airways Logo
16:25 - 19:55LHR  London Heathrow-IAD Washington, D.C. Dulles Intl
8h 30mdirect
British Airways Logo
18:05 - 06:15IAD  Washington, D.C. Dulles Intl-LHR London Heathrow
7h 10mdirect
£412British Airways
Sat, 21 Nov - Tue, 1 Dec
Delta Logo
08:55 - 19:30LHR  London Heathrow-DCA Washington, D.C. Reagan-National
15h 35m1 stop Atlanta Hartsfield-Jackson
Delta Logo
15:30 - 06:50DCA  Washington, D.C. Reagan-National-LHR London Heathrow
10h 20m1 stop Boston Logan Intl
£415Delta
Fri, 15 Jan - Thu, 25 Feb
Virgin Atlantic Logo
20:25 - 18:05LHR  London Heathrow-DCA Washington, D.C. Reagan-National
26h 40m2 stops Amsterdam Schiphol New York John F Kennedy Intl
Virgin Atlantic Logo
06:05 - 06:25DCA  Washington, D.C. Reagan-National-LHR London Heathrow
19h 20m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson
£424Virgin Atlantic
Fri, 15 Jan - Thu, 25 Feb
Virgin Atlantic Logo
20:25 - 18:05LHR  London Heathrow-DCA Washington, D.C. Reagan-National
26h 40m2 stops Amsterdam Schiphol New York John F Kennedy Intl
Virgin Atlantic Logo
06:05 - 07:15DCA  Washington, D.C. Reagan-National-LHR London Heathrow
20h 10m1 stop New York John F Kennedy Intl
£429Virgin Atlantic
Thu, 19 Nov - Tue, 1 Dec
Delta Logo
08:55 - 18:25LHR  London Heathrow-DCA Washington, D.C. Reagan-National
14h 30m1 stop Atlanta Hartsfield-Jackson
Delta Logo
15:30 - 06:50DCA  Washington, D.C. Reagan-National-LHR London Heathrow
10h 20m1 stop Boston Logan Intl
£430Delta
Mon, 11 Jan - Mon, 25 Jan
British Airways Logo
08:25 - 15:45LHR  London Heathrow-IAD Washington, D.C. Dulles Intl
12h 20m1 stop Dublin
British Airways Logo
17:15 - 08:05IAD  Washington, D.C. Dulles Intl-LHR London Heathrow
9h 50m1 stop Dublin
£432British Airways
Booking Insights

Price, demand, and travel trends for London to Washington, D.C. flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

How much is a return flight from London to Washington, D.C.?

Return flights from London to Washington, D.C. typically range from £470 to £638. The lowest price found in the past 5 days was £403 on Icelandair.

What is the cheapest London to Washington, D.C. flight route?

London Gatwick Airport (LGW) to Washington, D.C. Dulles Intl Airport (IAD) is the cheapest London to Washington, D.C. route, averaging £428 return. Other London to Washington, D.C. routes average £572, based on KAYAK data over the past 12 months.

What's the cheapest day of the week to fly from London to Washington, D.C.?

Based on deals KAYAK users found in the last 12 months, Thursday is the cheapest day of the week to fly from London to Washington, D.C.. It’s 3% cheaper than the average day, while Sunday is the most expensive, with prices 5% higher.

What is the cheapest month to fly from London to Washington, D.C.?

•February is the cheapest month to fly from London to Washington, D.C. at £469 return.
•May (£575) and June (£572) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 22% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from London to Washington, D.C. the cheapest?

Flights from London to Washington, D.C. are cheapest 22 weeks before departure. Booking in this window typically costs about 26% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from London to Washington, D.C.

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Laura Ratliff

Laura Ratliff

Expert on Virgin Atlantic

Laura Ratliff is a New York-based writer and editor. She lives in downtown Brooklyn with her husband and their beloved dogs. Originally from Texas, she now considers New York City her home. She typically spends more than 200,000 miles on a plane each year and stays in plenty of hotels.

Duncan Madden

Duncan Madden

Expert on British Airways

Duncan is a freelance travel writer, copywriter and book author in constant search of travel stories and the perpetual sensation of being on holiday. He’s never happier than when on a dusty trail in search of empty waves or ducking under the piste tape in search of snowbound solitude. British born, living in Germany, but happiest heading for the horizon. His first book, Found in Translation, explores the etymologies and stories of country names around the world and is out now.

Jessica Macdonald

Jessica Macdonald

Expert on Lufthansa

Currently based in Scotland after living in South Africa and the United States, Jessica has been writing travel and aviation content for more than 10 years. She regularly contributes to Travel + Leisure and TripSavvy, and has had work published by Condé Nast Traveller and The Independent. She has travelled to more than 50 countries across six continents.

Stefanie Waldek

Stefanie Waldek

Expert on United Airlines and IAD

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or out at sea, likely en route to Antarctica or the Arctic.

Tara Craig

Tara Craig

Expert on Austrian Airlines

Tara Craig has been a journalist for 17 years, focusing on aviation for more than a decade. She has covered everything from how airports accommodate disabled passengers to the emergence of electric air taxis. Tara is constantly travelling and finds it hard to stop noticing things – good and bad – about the air travel experience.

Gabriel Leigh

Gabriel Leigh

Expert on Finnair

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Kirstie Pickering

Kirstie Pickering

Expert on LHR

Aviation and business journalist Kirstie didn’t leave England until she was 18 years old, but has since travelled to over 20 countries including Japan, Canada, and Iceland. Her travel expertise lies in European city breaks, including how to find the best locally-owned hotels and restaurants and how to optimise the airport experience for your needs.

Key details for London to Washington, D.C. flights

Low season

February

Cheapest flight

£235
Beat the crowds with an average 44% drop in traveller numbers.
The most popular month to fly with an average 68% increase in traveller numbers.
One-way flight from London Gatwick Airport to Baltimore

When to book flights from London to Washington, D.C.

Are your dates flexible? Find out the best times to travel from London to Washington, D.C. based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your London to Washington, D.C. flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • What are the earliest and latest flights from London to Washington, D.C.?

    These are the earliest and latest flight times available from London to Washington, D.C.:

    • Earliest: departs at 12:05 and lands at 20:42
    • Latest: departs at 16:25 and lands at 01:02.

    The flight takes about 8h 37m.

  • Which cabin classes can I book on flights from London to Washington, D.C.?

    Four cabin classes are available on flights from London to Washington, D.C.:

    • Economy class
    • Premium Economy Class
    • Business Class
    • First Class

    Prices vary by airline.

  • How long is a flight from London to Washington, D.C.?

    A direct flight from London to Washington, D.C. takes 8h 37m, covering 3,662 miles.

  • Do I need a passport to fly from London to Washington, D.C.?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a London to Washington, D.C. flight?

    Return flights from London to Washington, D.C. range from £470 to £638, with an average of £548 over the past 12 months. Anything below £470 counts as a good deal.

  • How expensive are last-minute London to Washington, D.C. flights?

    Last-minute fares on this route (booked within two weeks of departure) run 17% above the £548 route average. Book 22 weeks before departure for the lowest fares.

  • How much can I save by having a stopover when flying from London to Washington, D.C.?

    On this route, stopover flights are cheaper than direct options on average. Stopover fares average £432 return via Reykjavik Keflavik Intl (KEF), compared with £558 for direct.

  • How does on-time performance compare across airlines flying from London to Washington, D.C.?

    United Airlines is slightly above the route average for timely arrivals, while Virgin Atlantic has a lower on-time arrival rate. On-time arrival rates on London to Washington, D.C. flights are:

    • United Airlines: 90% on time
    • Virgin Atlantic: 82% on time
    • British Airways: 79% on time

    On average, flights on this route are punctual 84% of the time.

  • What is the standard checked bag allowance on flights from London to Washington, D.C.?

    There is no standard. Checked bag policies vary by airline on this route. Most carriers charge £34–£75 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

  • How are flight departures from London to Washington, D.C. spread across the day?

    Afternoon is the busiest departure period on London to Washington, D.C. flights, with 100% leaving in that window. Morning departures account for 0%, Evening flights for 0%, and Night flights for 0%.

  • Which airlines offer Wi-Fi on London to Washington, D.C. flights?

    Two airlines offer in-flight Wi-Fi on London to Washington, D.C. flights:

    • Virgin Atlantic
    • Delta

    Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty programme, while others are paid add-ons priced by flight length.

  • How are flight prices from London to Washington, D.C. looking right now?

    One-way fares from London to Washington, D.C. are currently lower than usual. Average one-way flight prices are about £328, which is 40% below the typical average for this route.

  • What car hire options are available in Washington, D.C.?

    Since Washington, D.C. is served by multiple airports, car hire options and rates can vary depending on which one you fly into.
    Near Washington, D.C. Reagan-National Airport (DCA) – daily rates from around £18:

    • Sixt
    • Dollar
    • Thrifty
    • Hertz
    • Alamo

    Near Washington, D.C. Dulles Intl Airport (IAD) – daily rates from around £18:

    • Dollar
    • Hertz
    • Budget
    • Sixt
    • Thrifty

  • Which airports can I use when flying from London to Washington, D.C.?

    Flights from London to Washington, D.C. may depart from several airports in London area, including London City (LCY), London Gatwick (LGW), London Heathrow (LHR), London Luton (LTN), London Southend (SEN) and London Stansted (STN), with arrivals available at airports in Washington, D.C. such as Washington, D.C. Reagan-National (DCA) and Washington, D.C. Dulles Intl (IAD).

  • What time of day has the fewest delays on flights from London to Washington, D.C.?

    Afternoon flights have the fewest delays on this route.

  • At what point is a flight considered delayed on the route from London to Washington, D.C.?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the London to Washington, D.C. route, 16% of flights were delayed in the past three months, with delays averaging 2h 15m.

  • Which airports do connecting flights from London to Washington, D.C. pass through?

    One-stop flights from London to Washington, D.C. most commonly connect through:

    • Reykjavik Keflavik Intl (KEF) – 35% of one-stop connections
    • Dublin (DUB) – 32% of one-stop connections
    • Boston Logan Intl (BOS) – 6% of one-stop connections
    • Lisbon Humberto Delgado (LIS) – 5% of one-stop connections

  • Can I save money by using flexible dates for flights from London to Washington, D.C.?

    Yes. Flexible dates can save you up to 8% on flights from London to Washington, D.C.. Thursday is the cheapest departure day at £537 return on average, while Sunday is the most expensive at £581, a difference of £44.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

  • Which airlines fly from London to Washington, D.C.?

    3 airlines operate flights between London and Washington, D.C.. The airlines offering direct flights on this route include:

    • British Airways
    • United Airlines
    • Virgin Atlantic

  • How much time can I save by choosing a different stopover airport from London to Washington, D.C.?

    Flying via Philadelphia (PHL) gives the shortest average 1-stop total travel time of 10h 42m, compared to 10h 46m via Toronto Pearson Intl (YYZ) and 10h 49m via Newark (EWR).

  • What is the time difference between London and Washington, D.C.?

    Washington, D.C. is 4 hours behind London (Eastern Time vs British Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Washington, D.C.?

    Some of the most popular sights in Washington, D.C. are Charles Sumner School Museum and Archives, Capital One Arena, and Grand Hyatt Washington. These are among the most viewed places in Washington, D.C. on KAYAK.

  • Which airlines offer extra legroom and free seat selection on London to Washington, D.C. flights?

    Among airlines operating London to Washington, D.C. flights:

    • Virgin Atlantic: offers extra legroom; offers free seat selection
    • United Airlines: offers extra legroom; offers free seat selection
    • Delta: offers extra legroom; offers free seat selection
    • Iberia: offers free seat selection
    • KLM: offers extra legroom; offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on London to Washington, D.C. flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • British Airways: a cabin bag and a checked bag in Economy class
    • Lufthansa: a cabin bag and a checked bag in Economy class
    • Virgin Atlantic: a cabin bag and a checked bag in Economy class

    Baggage allowance can vary by ticket type, cabin class, route, and airline, so always check the fare details before booking.

  • How do I travel to London airports?

    For those departing from Heathrow Airport, you can catch the Heathrow Express train from central London. This will take you only 15min. Alternatively, the Piccadilly Line on the Underground stops outside Terminals 2 & 3, Terminal 4 and Terminal 5. The Gatwick Express can take you to Gatwick Airport in 30min from Victoria Station, and those departing from Stansted Airport, can catch the Stansted Express from Tottenham Hale or Liverpool Street stations.

  • How do I travel from Washington Airport into the city?

    The Washington DC Metrorail Train System is connected to Reagan Airport with a station located on the concourse between Terminals B and C. Farecards can be found at all entrances to the station. On the other hand, the Dulles Airport is not directly connected to the Metrorail system, however the Silver Line Express bus service can connect you to the closest station, the Wiehle-Reston East Metro Station, for around $5 (£3.80).

  • Are there any passenger lounges in London airports?

    If you’d like to wait for your flight from London to Washington in comfort, you can find passenger lounges throughout Heathrow Airport. Plaza Premium Lounges are located at Terminal 2A, Terminal 3 ground floor, Terminal 4 near Gate 1 and at Terminal 5 next to Gate A7. These lounges can be accessed for £40 at the door. The Aspire Lounge & Spa at Terminal 5 has the added luxury of spa facilities and can be accessed for £35.

  • Are there any hotels near Washington Airport?

    For those flying into Dulles Airport, you can find Washing Dulles Airport Marriott on the airport campus, within a 3min drive of the terminal. This hotel also offers an airport shuttle for added convenience. The Westin and Hyatt Regency Dulles are also within a 5min drive. 5min from Ronald Reagan Airport is Crystal City, which has a range of accommodation options, including the International Luxury Suites, the Hilton Garden Inn and the Crystal City Marriott.

  • What visa do I need to fly from London to Washington DC?

    UK travellers must apply for an Electronic System for Travel Authorisation (ESTA) before they fly to the United States. An ESTA usually costs around US$ 20 (£18), and you can apply for it through the US State Department website. This will allow you to stay in the United States for up to 90 days. You must also have a valid UK passport when you travel to America.

  • What parking is available at the Washington DC airports?

    If you’re landing at Dulles International, you can meet your lift at the short-stay car park, inside Garages 1 and 2. You can reach the car parks via covered walkways or take a quick, free shuttle from Curb 2F at the terminals. A mobile phone car park is also available in the pick-up zone, where drivers can park for up to 1 hour for free. Meanwhile, passengers arriving at Ronald Reagan National Airport can reach the car park via the AirTrain service, which stops at all terminals and international parking garages.

Your guide to booking London to Washington, D.C. flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Thursday departure and avoid flying on Sunday. On this route, Thursday flights average £537, about £44 less than Sunday fares (8% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 22 weeks before you fly. On this route, that window historically saves about 26% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your London to Washington, D.C. trip for February. Fares historically average £469 return in that month – typically £105 less than the most expensive month, which is May (based on the last 12 months).
  • For the best chance of arriving on time, fly with United Airlines. Over the past three months, 90% of United Airlines flights from London to Washington, D.C. arrived on time, slightly above the route average of 84%. When flights on this route arrive late, they're delayed by an average of 2h 15m, so choosing an airline with strong on-time performance can make a difference if you're on a tight schedule.
  • If you have the time, taking a 1-stop flight through Reykjavik Keflavik Intl Airport (KEF) can be cheaper than flying direct. The cheapest stopover option averages £432 return on this route – about £125 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Washington, D.C. Reagan-National Airport.

    • Hyatt House Washington DC The Wharf
    • Intercontinental Hotels Washington D.C. - The Wharf By IHG
    • Canopy by Hilton Washington D.C - The Wharf
  • When booking your flights from London to Washington, you can choose to fly into either Washington Dulles International Airport (IAD) or Ronald Reagan Washington National Airport (DCA). Dulles Airport is larger, however Reagan Airport is only 15min from downtown Washington.
  • If you wish to purchase United States Dollars before your flight from London to Washington, you can order your foreign currency online on the Heathrow Airport website and pick it up when you arrive at the airport. Collections can be made at the Travelex counters, found at all terminals before security.
  • For those feeling lost at Dulles Airport, you can find an information desk near Baggage Claims 6, 11 and 14. Alternatively, keep an eye out for the Airport Ambassadors in their yellow shirts, volunteers who can help provide advice on airport services.
  • Those bringing their own car to Gatwick Airport (LGW) can find budget-friendly long stay parking available at the designated car park, starting at £22. You can then catch the free shuttle bus to either the South or North Terminal.
  • If you are looking for a bite to eat after your flight from London to Washington, you can find a number of options in the public area of the Reagan Airport, known as the National Hall. Before security, you can find a 24-hour Dunkin’ Donuts or Starbucks if you’re looking for a coffee.
  • If you want to find cheap flights from London to Washington, DC, and reduce your carbon footprint when you fly, our C02 filter can help you find eco-friendly routes. For London to Washington flights, you can lower your carbon output by around 40% if you fly from London Heathrow (LHR) with British Airways or Aer Lingus. Both options take around 12-14 hours and arrive at Washington DC Dulles International Airport (IAD), with one layover in Dublin.
  • Hiring a car in Washington DC? Both Washington DC Dulles International Airport and Ronald Reagan Washington National Airport (DCA) offer on-site car hire services. If you’re landing at Ronald Reagan National Airport, you can reach the car hire services by taking a shuttle from outside the Economy Parking Lot. Meanwhile, at Dulles International, you can find car hire services outside the terminal, beside the Terminal 2 Parking Garage.
  • If you’re travelling with kids, London Heathrow generally has children’s play areas inside all terminals. These play areas are located after security, inside the main departure lounges.

Prefer to fly direct from London to Washington, D.C.?

 
Find which airlines fly direct from London to Washington, D.C., which days they fly and book direct flights.

Direct departures

London to Washington, D.C.

Monday

British Airways,United Airlines,Virgin Atlantic

British Airways,United Airlines, +1 more

Tuesday

British Airways,United Airlines,Virgin Atlantic

British Airways,United Airlines, +1 more

Wednesday

British Airways,United Airlines,Virgin Atlantic

British Airways,United Airlines, +1 more

Thursday

British Airways,United Airlines,Virgin Atlantic

British Airways,United Airlines, +1 more

Friday

British Airways,United Airlines,Virgin Atlantic

British Airways,United Airlines, +1 more

Saturday

British Airways,United Airlines,Virgin Atlantic

British Airways,United Airlines, +1 more

Sunday

British Airways,United Airlines,Virgin Atlantic

British Airways,United Airlines, +1 more

See more direct flights

Direct returns

Washington, D.C. to London

Monday

British Airways,United Airlines,Virgin Atlantic

British Airways,United Airlines, +1 more

Tuesday

British Airways,United Airlines,Virgin Atlantic

British Airways,United Airlines, +1 more

Wednesday

British Airways,United Airlines,Virgin Atlantic

British Airways,United Airlines, +1 more

Thursday

British Airways,United Airlines,Virgin Atlantic

British Airways,United Airlines, +1 more

Friday

British Airways,United Airlines,Virgin Atlantic

British Airways,United Airlines, +1 more

Saturday

British Airways,United Airlines,Virgin Atlantic

British Airways,United Airlines, +1 more

Sunday

British Airways,United Airlines,Virgin Atlantic

British Airways,United Airlines, +1 more

See more direct flights

More options for your flight from London to Washington, D.C.

Complete your trip to Washington, D.C. with a hotel stay or car hire