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Cheap flights from London to Washington, D.C. from £183

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
LON — WAS
24 Mar — 31 Mar1
1 adult
Sun 24/3
Sun 31/3

The best prices from London to Washington, D.C. are usually found in September or November, booked 56 days in advance, depart on a Wednesday or Thursday and return on a Monday

Cheap flight deals from London to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Washington, D.C. (WAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 19 March 2024.

Popular in

July

Cheapest in

September

Round-trip from

£440

One-way from

£183
High demand for flights, 13% potential price rise
Best time to find cheap flights, 13% potential price drop
From London (LON) to Washington, D.C. (WAS)
One-way flight from London (LON) to Washington, D.C. (WAS)

What is the cheapest day to fly round-trip from London to Washington, D.C.?

Users have found that flying from London to Washington, D.C. on a Saturday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

How far in advance should I book a flight from London to Washington, D.C.?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 57 days in advance, which can save you up to 31% on flights from London to Washington, D.C. compared to booking the week you need them. Waiting 57 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £541. For sooner than that we have options available in the next 3 days from £599.

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

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, September can be a great choice for travel to Washington, D.C.. Flights to Washington, D.C. from London in September are about £519 on average during September, but can be found for as low as £276.

When is the cheapest time to fly from London to Washington, D.C. (LON - WAS)?

A simple way to save on the total cost of your ticket is to fly from London to Washington, D.C. in the morning. If you’re flexible enough to do this you can expect to save up to 16% on your trip compared to booking a flight in the evening.

Cheap Scandinavian Airlines flights from London to Washington, D.C.

Explore cheap flight options specifically provided by Scandinavian Airlines for the route between London and Washington, D.C.. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 905,048 searches. Data last updated 19 March 2024.
Find some of the cheapest Scandinavian Airlines flights travelling from London to Washington, D.C.. Come back soon if you're not finding the exact deal you're looking for.
Thu 18/420:30LHR - IAD
1 stop23h 55mScandinavian Airlines
Thu 25/417:15IAD - LHR
1 stop17h 45mScandinavian Airlines
Deal found 16/3£421
Tue 26/320:30LHR - IAD
1 stop24h 15mScandinavian Airlines
Wed 10/417:15IAD - LHR
1 stop17h 45mScandinavian Airlines
Deal found 17/3£532
Mon 25/306:40LHR - IAD
1 stop14h 05mScandinavian Airlines
Mon 1/417:15IAD - LHR
1 stop17h 45mScandinavian Airlines
Deal found 18/3£538
Mon 25/317:00LHR - IAD
1 stop27h 45mScandinavian Airlines
Wed 10/417:15IAD - LHR
1 stop21h 15mScandinavian Airlines
Deal found 17/3£539
Wed 27/320:30LHR - IAD
1 stop24h 15mScandinavian Airlines
Sat 27/417:15IAD - LHR
2 stops16h 20mScandinavian Airlines
Deal found 18/3£541
Tue 26/306:40LHR - IAD
1 stop14h 05mScandinavian Airlines
Tue 2/417:15IAD - LHR
2 stops18h 45mScandinavian Airlines
Deal found 18/3£544
Tue 26/318:40LHR - IAD
1 stop26h 05mScandinavian Airlines
Tue 23/417:15IAD - LHR
1 stop19h 25mScandinavian Airlines
Deal found 18/3£547
Thu 28/306:40LHR - IAD
1 stop14h 05mScandinavian Airlines
Fri 5/417:15IAD - LHR
1 stop15h 20mScandinavian Airlines
Deal found 17/3£551
Tue 26/321:05LHR - IAD
2 stops23h 40mScandinavian Airlines
Wed 10/417:15IAD - LHR
1 stop17h 45mScandinavian Airlines
Deal found 17/3£557
  • One of the most popular airlines travelling from London to Washington, D.C. is Scandinavian Airlines. London to Washington, D.C. flights are typically 50% more expensive than other airlines travelling the same route. Flights from Scandinavian Airlines typically cost £836.83 RT. The cheapest Scandinavian Airlines flight found for this route was £641. London Heathrow Airport is the most common London airport to take off from when flying to Washington, D.C.. Washington, D.C. Dulles Intl Airport is the most popular arrival airport in Washington, D.C.. When flying from London to Washington, D.C., Scandinavian Airlines flights are 5% more popular than any other airline flying that same route.

Cheap Lufthansa flights from London to Washington, D.C.

Explore cheap flight options specifically provided by Lufthansa for the route between London and Washington, D.C.. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 905,048 searches. Data last updated 19 March 2024.
Take a gander at the lowest prices we've found on Lufthansa flights from London to Washington, D.C.. Deals are refreshing constantly so come back soon for more options.
Thu 25/414:50LHR - IAD
1 stop35h 15mLufthansa
Sat 27/418:05IAD - LHR
1 stop31h 50mLufthansa
Deal found 18/3£437
Thu 25/419:30LHR - IAD
2 stops28h 55mLufthansa
Sat 27/418:05IAD - LHR
1 stop35h 20mLufthansa
Deal found 18/3£459
Mon 15/416:40LHR - IAD
Nonstop8h 25mLufthansa
Mon 22/422:05IAD - LHR
Nonstop7h 35mLufthansa
Deal found 18/3£519
Mon 22/412:15LHR - IAD
Nonstop8h 05mLufthansa
Sat 27/422:17IAD - LHR
1 stop17h 23mLufthansa
Deal found 18/3£525
Mon 25/306:50LHR - IAD
1 stop12h 50mLufthansa
Sat 30/317:58IAD - LHR
1 stop31h 32mLufthansa
Deal found 17/3£759
  • One of the most popular airlines travelling from London to Washington, D.C. is Lufthansa. Flights from Lufthansa travelling this route typically cost £826.64 RT. This price is typically 53% cheaper than other airlines that offer London to Washington, D.C. flights. When booking this route, the cheapest RT price found was £480. The most popular departure airport in London when flying to Washington, D.C. is London Heathrow Airport. The most popular airport to fly into when visiting Washington, D.C. is Washington, D.C. Dulles Intl Airport. When flying from London to Washington, D.C., Lufthansa flights are 1% more popular than any other airline flying that same route.

Cheap London to Washington, D.C. flights in March & April 2024

Find cheap flight options from London to Washington, D.C. specifically for the months of March and April 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 905,048 searches. Prices were last updated on 19 March 2024.
Scroll through some of the best deals on flights from London to Washington, D.C. in 2024. More deals are always being added, so be sure to check back regularly.
Mon 15/411:40STN - BWI
1 stop11h 00mPLAY
Mon 22/418:50BWI - STN
1 stop10h 50mPLAY
Deal found 18/3£287
Mon 15/411:40STN - IAD
1 stop11h 00mPLAY
Mon 22/418:50IAD - STN
1 stop10h 50mPLAY
Deal found 18/3£294
Sat 20/411:40STN - IAD
1 stop11h 00mPLAY
Fri 26/418:50IAD - STN
1 stop10h 50mPLAY
Deal found 18/3£298
Mon 15/411:40STN - BWI
1 stop11h 00mPLAY
Mon 22/418:50BWI - STN
1 stop10h 50mPLAY
Deal found 18/3£300
Mon 15/411:40STN - BWI
1 stop11h 00mPLAY
Mon 22/418:50BWI - STN
1 stop10h 50mPLAY
Deal found 18/3£302
Tue 23/411:40STN - BWI
1 stop11h 00mPLAY
Mon 29/418:50BWI - STN
1 stop10h 50mPLAY
Deal found 18/3£304
Mon 15/411:40STN - IAD
1 stop11h 00mPLAY
Mon 22/418:50IAD - STN
1 stop10h 50mPLAY
Deal found 18/3£305
Tue 23/411:40STN - BWI
1 stop11h 00mPLAY
Sat 27/418:50BWI - STN
1 stop10h 50mPLAY
Deal found 18/3£306
Mon 15/411:40STN - IAD
1 stop11h 00mPLAY
Sun 21/418:50IAD - STN
1 stop10h 50mPLAY
Deal found 18/3£306

London to Washington, D.C. 2024 flight deals

Discover exclusive flight deals for travel between London and Washington, D.C. in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 905,048 searches. Data last updated 19 March 2024.
Scroll through some of the best deals on flights from London to Washington, D.C. in 2024. More deals are always being added, so be sure to check back regularly.
Mon 15/411:40STN - BWI
1 stop11h 00mPLAY
Mon 22/418:50BWI - STN
1 stop10h 50mPLAY
Deal found 18/3£287
Mon 15/411:40STN - IAD
1 stop11h 00mPLAY
Mon 22/418:50IAD - STN
1 stop10h 50mPLAY
Deal found 18/3£294
Sat 20/411:40STN - IAD
1 stop11h 00mPLAY
Fri 26/418:50IAD - STN
1 stop10h 50mPLAY
Deal found 18/3£298
Mon 15/411:40STN - BWI
1 stop11h 00mPLAY
Mon 22/418:50BWI - STN
1 stop10h 50mPLAY
Deal found 18/3£300
Tue 10/911:40STN - IAD
1 stop11h 00mPLAY
Mon 23/918:50IAD - STN
1 stop10h 50mPLAY
Deal found 18/3£300
Mon 15/411:40STN - BWI
1 stop11h 00mPLAY
Mon 22/418:50BWI - STN
1 stop10h 50mPLAY
Deal found 18/3£302
Tue 23/411:40STN - BWI
1 stop11h 00mPLAY
Mon 29/418:50BWI - STN
1 stop10h 50mPLAY
Deal found 18/3£304
Mon 15/411:40STN - IAD
1 stop11h 00mPLAY
Mon 22/418:50IAD - STN
1 stop10h 50mPLAY
Deal found 18/3£305
Tue 23/411:40STN - BWI
1 stop11h 00mPLAY
Sat 27/418:50BWI - STN
1 stop10h 50mPLAY
Deal found 18/3£306

Direct flights to Washington, D.C. from London

Discover direct flight options from London to Washington, D.C.. Find direct flights with no stopovers, providing a convenient travel experience. Explore direct flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 905,048 searches. Data last updated 19 March 2024.
For a quicker trip, book one of these direct flights from London to Washington, D.C.. Users can also choose from other London to Washington, D.C. flights by using the search form above.
Mon 15/416:40LHR - IAD
Nonstop8h 25mLufthansa
Mon 22/422:05IAD - LHR
Nonstop7h 35mLufthansa
Deal found 18/3£519
Wed 17/412:15LHR - IAD
Nonstop8h 05mLufthansa
Wed 24/422:05IAD - LHR
Nonstop7h 35mLufthansa
Deal found 18/3£535
Wed 17/417:25LHR - IAD
Nonstop8h 05mBritish Airways
Wed 24/417:55IAD - LHR
Nonstop7h 20mBritish Airways
Deal found 18/3£543
Wed 17/412:15LHR - IAD
Nonstop8h 05mMultiple Airlines
Wed 24/418:30IAD - LHR
Nonstop7h 15mMultiple Airlines
Deal found 18/3£547
Mon 15/417:30LHR - IAD
Nonstop7h 55mVirgin Atlantic
Mon 22/422:15IAD - LHR
Nonstop7h 15mVirgin Atlantic
Deal found 18/3£548
Tue 16/417:30LHR - IAD
Nonstop7h 55mMultiple Airlines
Wed 8/522:15IAD - LHR
Nonstop7h 15mMultiple Airlines
Deal found 18/3£551
Mon 15/417:30LHR - IAD
Nonstop7h 55mVirgin Atlantic
Mon 29/422:15IAD - LHR
Nonstop7h 15mVirgin Atlantic
Deal found 18/3£552
Mon 15/416:40LHR - IAD
Nonstop8h 25mLufthansa
Mon 22/422:05IAD - LHR
Nonstop7h 35mLufthansa
Deal found 18/3£555
Mon 29/412:15LHR - IAD
Nonstop8h 05mLufthansa
Mon 6/518:30IAD - LHR
Nonstop7h 15mLufthansa
Deal found 18/3£556

London to Washington, D.C. flights leaving soon

Find last-minute flight options from London to Washington, D.C. for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 905,048 searches. Data last updated 19 March 2024.
Have a look at some of the flights available from London to Washington, D.C. departing last-minute. Tip: verify your flight details before completing your reservation.
Thu 28/310:55STN - IAD
1 stop11h 00mPLAY
Sun 7/418:50IAD - STN
1 stop10h 50mPLAY
Deal found 18/3£500
Wed 27/310:55STN - IAD
1 stop11h 00mPLAY
Sat 27/418:50IAD - STN
1 stop10h 50mPLAY
Deal found 18/3£525
Tue 26/320:30LHR - IAD
1 stop24h 15mScandinavian Airlines
Wed 10/417:15IAD - LHR
1 stop17h 45mScandinavian Airlines
Deal found 17/3£532
Mon 25/306:40LHR - IAD
1 stop14h 05mScandinavian Airlines
Mon 1/417:15IAD - LHR
1 stop17h 45mScandinavian Airlines
Deal found 18/3£538
Wed 27/310:55STN - IAD
1 stop11h 00mPLAY
Sat 27/418:50IAD - STN
1 stop10h 50mPLAY
Deal found 18/3£538
Mon 25/317:00LHR - IAD
1 stop27h 45mScandinavian Airlines
Wed 10/417:15IAD - LHR
1 stop21h 15mScandinavian Airlines
Deal found 17/3£539
Thu 28/310:55STN - IAD
1 stop11h 00mPLAY
Sun 14/418:50IAD - STN
1 stop10h 50mPLAY
Deal found 18/3£540
Wed 27/320:30LHR - IAD
1 stop24h 15mScandinavian Airlines
Sat 27/417:15IAD - LHR
2 stops16h 20mScandinavian Airlines
Deal found 18/3£541
Tue 26/306:40LHR - IAD
1 stop14h 05mScandinavian Airlines
Tue 2/417:15IAD - LHR
2 stops18h 45mScandinavian Airlines
Deal found 18/3£544

One-way flights to Washington, D.C. from London

Search for one-way flight options from London to Washington, D.C.. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 905,048 searches. Data last updated 19 March 2024.
Take a look at some of the one-way flights we've detected from London to Washington, D.C.. Users in need of a round-trip flight from London to Washington, D.C. instead should update the search form at the top of page.
Mon 8/414:00LGW - BWI
1 stop22h 29mMultiple Airlines
Deal found 17/3£183
Mon 8/414:00LGW - BWI
1 stop22h 29mMultiple Airlines
Deal found 17/3£185
Tue 21/514:00LGW - BWI
1 stop23h 14mMultiple Airlines
Deal found 18/3£185
Mon 29/410:00LGW - BWI
1 stop28h 02mMultiple Airlines
Deal found 18/3£186
Thu 2/510:00LGW - BWI
1 stop28h 02mMultiple Airlines
Deal found 17/3£187
Tue 7/514:00LGW - BWI
1 stop23h 15mMultiple Airlines
Deal found 18/3£188
Wed 5/606:00LGW - BWI
1 stop16h 40mMultiple Airlines
Deal found 17/3£189
Wed 10/414:00LGW - BWI
1 stop15h 08mMultiple Airlines
Deal found 18/3£190
Mon 8/414:00LGW - BWI
1 stop22h 29mMultiple Airlines
Deal found 18/3£191

Find flights from London to Washington, D.C. within your budget

Customise your flight search to find flights from London to Washington, D.C. that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 905,048 searches. Data last updated 19 March 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£300 - £504

Route

Depart

Return

Price

London StanstedWashington, D.C. Dulles Intl

STN - IAD

STNIAD

London Stansted

Tue 10/9

1 stop11h 00m

Washington, D.C. Dulles Intl

Mon 23/9

1 stop10h 50m

£300

London GatwickWashington, D.C. Dulles Intl

LGW - IAD

LGWIAD

London Gatwick

Wed 11/9

1 stop16h 40m

Washington, D.C. Dulles Intl

Tue 24/9

1 stop13h 25m

£309

London GatwickWashington, D.C. Reagan-National

LGW - DCA

LGWDCA

London Gatwick

Tue 23/4

1 stop12h 40m

Washington, D.C. Reagan-National

Tue 30/4

1 stop15h 15m

£401

London HeathrowBaltimore/Washington

LHR - BWI

LHRBWI

London Heathrow

Wed 17/4

1 stop11h 20m

Baltimore/Washington

Wed 24/4

1 stop18h 50m

£405

London HeathrowWashington, D.C. Dulles Intl

LHR - IAD

LHRIAD

London Heathrow

Fri 12/4

1 stop13h 55m

Washington, D.C. Dulles Intl

Sun 14/4

1 stop17h 45m

£407

London HeathrowWashington, D.C. Dulles Intl

LHR - IAD

LHRIAD

London Heathrow

Thu 18/4

1 stop23h 55m

Washington, D.C. Dulles Intl

Thu 25/4

1 stop17h 45m

£421

London HeathrowWashington, D.C. Dulles Intl

LHR - IAD

LHRIAD

London Heathrow

Thu 25/4

1 stop35h 15m

Washington, D.C. Dulles Intl

Sat 27/4

1 stop31h 50m

£437

London HeathrowWashington, D.C. Dulles Intl

LHR - IAD

LHRIAD

London Heathrow

Tue 16/4

1 stop12h 45m

Washington, D.C. Dulles Intl

Tue 23/4

2 stops12h 27m

£463

London GatwickWashington, D.C. Dulles Intl

LGW - IAD

LGWIAD

London Gatwick

Thu 12/9

2 stops26h 20m

Washington, D.C. Dulles Intl

Thu 19/9

2 stops31h 50m

£504

Flights are sorted by cheapest first

Deals found on 18/3

When is the best time to book a flight from London to Washington, D.C.?

Use this chart to determine the optimal time to book a return flight from London to Washington, D.C.. Price data was last updated on 28 January 2024.
Booking 56 days in advance of your planned departure date is, on average, the best time to get cheap flights from London to Washington, D.C.. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Search Deals

When is the cheapest time to fly from London to Washington, D.C.?

Use this chart to determine the cheapest time to fly return from London to Washington, D.C.. Price data was last updated on 10 March 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Travellers seeking maximum savings on their London to Washington, D.C. flight should consider departing on Wednesday mornings when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Washington, D.C. by month

Plan your trip from London to Washington, D.C. by taking into account the cheapest months to travel. The average price of a one-way flight from London to Washington, D.C. is currently £187 while a return flight costs £405. Price data was last updated on 10 March 2024.

Currently, January is the cheapest month in which you can book a flight from London to Washington, D.C. (average of £598). Flying from London to Washington, D.C. in June is currently the most expensive (average of £837). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

£470

February

£489

March

£547

April

£526

May

£545

June

£657

July

£643

August

£591

September

£547

October

£504

November

£475

December

£486

Temperature and rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature and rainfall totals by month.

WAS

Temperature

2 - 27 °C

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington, D.C.. Reviews last updated 19 March 2024.
Get a feel of what it's like to fly with Scandinavian Airlines, Lufthansa and Virgin Atlantic from London to Washington, D.C. by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very Good
11,551 reviews

Crew

8.6

Food

7.5

Entertainment

8.1

Comfort

7.9

Overall

8.1

Boarding

8.2

Reviews

1 / 10

It was a good experience other than a short delay.

8.1
Very Good
11,551 reviews
8.1
Very Good
11,551 reviews

Crew

8.6

Food

7.5

Entertainment

8.1

Comfort

7.9

Overall

8.1

Boarding

8.2

Reviews

1 / 10

It was a good experience other than a short delay.

7.8
Good
2,183 reviews
8.1
Very Good
11,551 reviews

Crew

8.6

Food

7.5

Entertainment

8.1

Comfort

7.9

Overall

8.1

Boarding

8.2

Reviews

1 / 10

It was a good experience other than a short delay.

7.8
Good
1,720 reviews
8.1
Very Good
11,551 reviews

Crew

8.6

Food

7.5

Entertainment

8.1

Comfort

7.9

Overall

8.1

Boarding

8.2

Reviews

1 / 10

It was a good experience other than a short delay.

7.8
Good
1,376 reviews
8.1
Very Good
11,551 reviews

Crew

8.6

Food

7.5

Entertainment

8.1

Comfort

7.9

Overall

8.1

Boarding

8.2

Reviews

1 / 10

It was a good experience other than a short delay.

7.7
Good
4,921 reviews
8.1
Very Good
11,551 reviews

Crew

8.6

Food

7.5

Entertainment

8.1

Comfort

7.9

Overall

8.1

Boarding

8.2

Reviews

1 / 10

It was a good experience other than a short delay.

Related info for your journey

Find useful and relevant information for your journey from London to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Can I find flights from London to Washington, D.C. for under £300 on Cheapflights?

    Yes, there are multiple flights from London to Washington, D.C. for under £300. The cheapest flight booked recently is on PLAY for just £300, but on average you can expect to pay £309.

  • Are there nonstop flights from London to Washington, D.C. for under £600 on Cheapflights?

    Cheapflights has at least 20 direct flights from London to Washington, D.C. under £600. A good price for a nonstop flight from London to Washington, D.C. is less than £560.

  • Are there last-minute flights available from London to Washington, D.C. for under £500?

    There are currently 20+ open flights from London to Washington, D.C. within the next 7 days for less than £500.

  • What days are direct flights available from London to Washington, D.C.?

    Direct flights can be found on the following days: Tuesday, Wednesday.

  • How many flights depart from London to Washington, D.C. on average per day?

    10 flight departures from London to Washington, D.C. per day on average.
    Morning (6am - Midday) - 60% of flight departures
    Afternoon (Midday - 6pm) - 40% of flight departures

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

    For as low as £300, PLAY can have you in Washington, D.C. from London in 11h. The distance from London to Washington, D.C. is about 3687 mi.

  • What is the cheapest airline to fly from London to Washington, D.C. round-trip?

    According to our current data, PLAY (£300), offers the cheapest pricing from London to Washington, D.C.. Users have found that PLAY is 42% cheaper than the other options available to this destination.

  • What are the most popular routes from London to Washington, D.C.?

  • What are the most popular airlines that fly from London to Washington, D.C.?

  • What are the most reliable airlines from London to Washington, D.C.?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London to Washington, D.C. on time: SWISS (90%), Air Canada (90%), Austrian Airlines (90%).

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

    While on average a flight from London to Washington, D.C. is generally £1,350, our data shows the cheapest flight currently is £450. When looking at the most popular route, (London Heathrow - Washington, D.C. Dulles Intl), you can expect to pay £401 for that flight.

  • What does LHR to IAD mean?

    LHR and IAD are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. LHR to IAD refers to a flight route from London Heathrow Airport to Washington, D.C. Dulles Intl Airport. Ready for more IATA code knowledge? These are related airports for your current travel destination: Baltimore/Washington Airport (BWI), Washington, D.C. Reagan-National Airport (DCA).

  • Where are the most common stopover locations when flying from London to Washington, D.C.?

  • What are some popular things to do or see while on a stopover in Reykjavik?

    If you're on a stopover in Reykjavik and looking for things to do, consider visiting Ásmundarsafn, Harpa, or Hofdi House. Travelers on a layover in Reykjavik can visit Ásmundarsafn, Harpa, and Hofdi House, by traveling 24.3 mi, 23.3 mi, and 23.9 mi, respectively after landing at Reykjavik Keflavik Intl. Travellers can book a car hire at Reykjavik Keflavik Intl for about £35 per day to make their sightseeing more efficient.

  • Where are the least popular stopover locations for London to Washington, D.C. flights?

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Fly from London to Washington, D.C. on these airlines
Choose from the following airlines for your flight from London to Washington, D.C.. Flights are based on user searches made on Cheapflights and were last updated on 19 March 2024.

Top 10 airlines flying from London to Washington, D.C.

Discover the top 10 airlines that operate flights from London to Washington, D.C.. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 905,048 searches. Data last updated 19 March 2024.
AirlineCheapestAverageFlexibilityOn-time
Norse Atlantic UKCheapest£233Average£572FlexibilityNo cancel feeOn-timeN/A
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PLAYCheapest£252Average£357FlexibilityNo cancel feeOn-timeN/A
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IcelandairCheapest£361Average£572FlexibilityNo cancel feeOn-time76%
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JetBlueCheapest£364Average£528FlexibilityNo cancel feeOn-time62%
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TAP AIR PORTUGALCheapest£366Average£579FlexibilityNo cancel feeOn-timeN/A
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Virgin AtlanticCheapest£377Average£649FlexibilityNo cancel feeOn-time72%
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United AirlinesCheapest£383Average£613FlexibilityNo cancel feeOn-time69%
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Air FranceCheapest£384Average£653FlexibilityNo cancel feeOn-time77%
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American AirlinesCheapest£398Average£649FlexibilityNo cancel feeOn-time71%
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Aer LingusCheapest£404Average£561FlexibilityNo cancel feeOn-timeN/A
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Search flights from London to Washington, D.C. by cabin class

Find flights from London to Washington, D.C., based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from London to Washington, D.C.

Find hourly flight availability from London to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 19 March 2024.
1%of flight departuresEarly morningMidnight to 6 am
20%of flight departuresMorning6 am to noon
79%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Midday
6 PM

Weekly flight availability from London to Washington, D.C.

Explore weekly flight availability from London to Washington, D.C.. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 19 March 2024.
Monday30daily flights
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