Cheap flights from Washington Dulles Intl Airport to London

Return
1 adult
Economy
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Sat 30/10
Sat 6/11

Travel Restriction Alert

The COVID-19 (coronavirus) outbreak may impact travel from Washington Dulles Intl to London.
View current United Kingdom travel restrictions

Flight information for Washington Dulles Intl Airport to London
(IAD to LON)

Find info about flight duration, direct flights, and airports for your flight from Washington Dulles Intl Airport to London
Best price found£226The best flight deal from Washington Dulles Intl Airport to London found on momondo in the last 72 hours is £226
Fastest flight time7h 20mThe fastest flight from Washington Dulles Intl Airport to London takes 7h 20m
Direct flightsSatDirect flights go from Washington Dulles Intl Airport to London on Saturday. Airlines offering direct flights are: Finnair, American Airlines and British Airways.
Airports in London6 airportsThere are 6 airports near London: London City (LCY), London Heathrow (LHR), London Luton (LTN), London Stansted (STN), London Gatwick (LGW), London Southend (SEN)

How to get the cheapest flight ticket from Washington Dulles Intl Airport to London

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly from Washington Dulles Intl Airport to London?

October

The cheapest time of year to fly to London from Washington Dulles Intl Airport is October. The most expensive is June.

What is the cheapest airline that flies to London from Washington Dulles Intl Airport?

KLM

Austrian Airlines, Iberia, and KLM are the most popular carriers operating from Washington Dulles Intl Airport to London

How far in advance should you book Washington Dulles Intl Airport to London flights?

40 days before

The cheapest time to buy a flight from Washington Dulles Intl Airport to London is approximately 40 days to departure


Easily compare return flights from Washington Dulles Intl Airport to London

Below you can see the best fares for your return flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Washington Dulles Intl Airport to London by changing tabs
SAS
23 Mar
IAD14:15Washington Dulles Intl
23h 20m
1 stop
LHR13:35London Heathrow
30 Mar
LHR02:45London Heathrow
13h 15m
1 stop
IAD16:00Washington Dulles Intl
TAP AIR PORTUGAL
4 Dec
IAD13:00Washington Dulles Intl
10h 50m
1 stop
LGW23:50London Gatwick
10 Dec
LGW05:40London Gatwick
15h 00m
1 stop
IAD20:40Washington Dulles Intl
Multiple Airlines
13 Jan
IAD13:00Washington Dulles Intl
23h 45m
2 stops
STN12:45London Stansted
17 Jan
STN01:30London Stansted
19h 10m
2 stops
IAD20:40Washington Dulles Intl
Icelandair
24 Mar
IAD16:35Washington Dulles Intl
18h 55m
1 stop
LHR11:30London Heathrow
27 Mar
LHR17:25London Heathrow
26h 45m
1 stop
IAD20:10Washington Dulles Intl
Aer Lingus
7 Feb
IAD12:20Washington Dulles Intl
12h 05m
1 stop
LCY00:25London City
16 Feb
LCY04:10London City
11h 40m
1 stop
IAD15:50Washington Dulles Intl
KLM
22 Nov
IAD12:40Washington Dulles Intl
10h 10m
1 stop
LCY22:50London City
29 Nov
LCY05:00London City
10h 50m
1 stop
IAD15:50Washington Dulles Intl

Find the cheapest one-way flights from Washington Dulles Intl Airport to London

If you're looking for one-way flights from Washington Dulles Intl Airport to London, view some of our deals below provided by Aer Lingus, Air France and Iberia
TAP AIR PORTUGAL
21 Nov
IAD17:20Washington Dulles Intl
12h 25m
1 stop
LGW05:45London Gatwick
Multiple Airlines
9 Dec
IAD07:51Washington Dulles Intl
16h 29m
2 stops
LTN00:20London Luton
Air France
8 Dec
IAD13:35Washington Dulles Intl
17h 00m
1 stop
LHR06:35London Heathrow

Search last-minute flights to London from Washington Dulles Intl Airport

Find and compare flight prices for your last-minute flight from Washington Dulles Intl Airport to London
Multiple Airlines
2 Nov
IAD15:40Washington Dulles Intl
20h 55m
2 stops
STN12:35London Stansted
9 Nov
STN16:00London Stansted
25h 00m
2 stops
IAD17:00Washington Dulles Intl
TAP AIR PORTUGAL
1 Nov
IAD19:20Washington Dulles Intl
30h 30m
1 stop
LGW01:50London Gatwick
17 Nov
LGW11:35London Gatwick
26h 35m
1 stop
IAD14:10Washington Dulles Intl
Turkish Airlines
2 Nov
IAD19:35Washington Dulles Intl
36h 45m
1 stop
LGW08:20London Gatwick
9 Nov
LGW12:15London Gatwick
30h 40m
1 stop
IAD18:55Washington Dulles Intl
Royal Air Maroc
31 Oct
IAD17:45Washington Dulles Intl
14h 05m
1 stop
LHR07:50London Heathrow
6 Nov
LHR13:10London Heathrow
30h 35m
1 stop
IAD18:45Washington Dulles Intl
Icelandair
3 Nov
IAD16:35Washington Dulles Intl
10h 15m
1 stop
LHR02:50London Heathrow
10 Nov
LHR07:15London Heathrow
10h 55m
1 stop
IAD18:10Washington Dulles Intl
Aer Lingus
30 Oct
IAD14:10Washington Dulles Intl
9h 45m
1 stop
LGW23:55London Gatwick
2 Nov
LGW04:40London Gatwick
12h 10m
1 stop
IAD16:50Washington Dulles Intl

Best airlines flying from Washington Dulles Intl Airport to London

Compare and see reviews for airlines that fly from Washington Dulles Intl Airport to London with momondo
AirlineRatingFree cancellationPrice
Austrian Airlines
PriceFrom £292
Free cancellation
Rating
7.2
KLM
PriceFrom £349
Free cancellation
Rating
7.9
Icelandair
PriceFrom £351
Free cancellation
Rating
7.4
Iberia
PriceFrom £361
Free cancellation
Rating
7.0
United Airlines
PriceFrom £361
Free cancellation
Rating
6.9
Lufthansa
PriceFrom £361
Free cancellation
Rating
7.4
Virgin Atlantic
PriceFrom £369
Free cancellation
Rating
9.3
British Airways
PriceFrom £384
Free cancellation
Rating
7.0
American Airlines
PriceFrom £410
Free cancellation
Rating
7.2
Aer Lingus
PriceFrom £415
Free cancellation
Rating
7.8

  • Are airlines flying from Washington Dulles Intl to London offering flexible cancellation due to COVID-19?

    Some of our partner airlines flying from Washington Dulles Intl to London are adapting new policies due to the global impact of COVID-19. Some of the airlines that may be waiving their cancellation fees are United Airlines, Virgin Atlantic, and British Airways. You can search for the full list of airlines such as United Airlines that are offering this flexibility.

  • How far is Washington Dulles Intl to London by plane?

    London is 3677.3 mi away from Washington Dulles Intl. In terms of flight time, this usually takes a little over 9h 30m.


Can I fly to London from Washington Dulles Intl right now?

Information is based on travel restrictions from Washington Dulles Intl to London

Most visitors from Washington Dulles Intl need to provide a negative COVID-19 test result and/or quarantine to enter London.

COVID-19 testing requirements
Visitors from Washington Dulles Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to London.

Quarantine requirements
Visitors from Washington Dulles Intl are not required to quarantine after entering London.

Documents
Mandatory passenger locator form - Submit the form any time in the 48 hours before arriving in the UK. Show the form when checking in your plane, train or ferry to the UK.

Managed quarantine package for Scotland - All travelers arriving directly to Scotland are required to book their Managed Quarantine Package prior to travel.

COVID-19 testing package - All travelers must book and pay for a COVID-19 Testing Package prior to travel to England and Scotland.


Can I fly back to Washington Dulles Intl from London?

Returning to Washington Dulles Intl from London

COVID-19 testing requirements
Visitors from London must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Washington Dulles Intl.

Quarantine requirements
Visitors from London are not required to quarantine after entering Washington Dulles Intl.

If you are planning to travel to London at this time, it is recommended that you stay up to date on current restrictions and follow proper safety measures while in public.

Alternative routes for Washington Dulles Intl Airport to London

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Washington to London Flights
Fastest flight time9h 35m
Cheapest price£299
Washington to Manchester Flights
Fastest flight time10h 10m
Cheapest price£367
Washington to Birmingham Flights
Fastest flight time8h 55m
Cheapest price£417
Washington to Leeds Flights
Fastest flight time10h 50m
Cheapest price£433
Washington to Bristol Flights
Fastest flight time11h 30m
Cheapest price£477
Washington to Southampton Flights
Fastest flight time16h 05m
Cheapest price£580

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