Cheap flights from London to Washington Dulles Intl Airport

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1 adult
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Wed 22/9
Wed 29/9

Travel Restriction Alert

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

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

Find info about flight duration, direct flights, and airports for your flight from London to Washington Dulles Intl Airport
Best price found£237The best flight deal from London to Washington Dulles Intl Airport found on momondo in the last 72 hours is £237
Fastest flight time8h 00mThe fastest flight from London to Washington Dulles Intl Airport takes 8h 00m
Direct flightsNoneThere are no direct flights from London to Washington Dulles Intl Airport. Popular non-direct routes for this connection are London Gatwick Airport - Washington Dulles Intl Airport, London Heathrow Airport - Washington Dulles Intl Airport and London City Airport - Washington Dulles Intl Airport.

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

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 London to Washington Dulles Intl Airport?

February

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

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

TAP AIR PORTUGAL

Air Canada, Icelandair, and Royal Air Maroc are the most popular carriers operating from London to Washington Dulles Intl Airport

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

45 days before

The cheapest time to buy a flight from London to Washington Dulles Intl Airport is approximately 45 days to departure


Easily compare return flights from London to Washington Dulles Intl Airport

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 London to Washington Dulles Intl Airport by changing tabs
American Airlines
LHRLondon Heathrow
8h 00m
IADWashington Dulles Intl
American Airlines
LGWLondon Gatwick
11h 45m
IADWashington Dulles Intl
Aer Lingus
LCYLondon City
10h 40m
IADWashington Dulles Intl
SAS
STNLondon Stansted
12h 25m
IADWashington Dulles Intl

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

If you're looking for one-way flights from London to Washington Dulles Intl Airport, view some of our deals below provided by Aer Lingus and American Airlines
American Airlines
LHRLondon Heathrow
8h 00m
IADWashington Dulles Intl
American Airlines
LGWLondon Gatwick
11h 45m
IADWashington Dulles Intl
Aer Lingus
LCYLondon City
10h 40m
IADWashington Dulles Intl

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

Find and compare flight prices for your last-minute flight from London to Washington Dulles Intl Airport
Multiple Airlines
23 Sep
STN17:00London Stansted
28h 15m
2 stops
IAD21:15Washington Dulles Intl
3 Oct
IAD17:55Washington Dulles Intl
19h 30m
2 stops
STN13:25London Stansted
Multiple Airlines
24 Sep
STN02:35London Stansted
16h 05m
1 stop
IAD18:40Washington Dulles Intl
28 Sep
IAD13:10Washington Dulles Intl
11h 25m
1 stop
STN00:35London Stansted
Multiple Airlines
24 Sep
STN02:35London Stansted
16h 05m
1 stop
IAD18:40Washington Dulles Intl
28 Sep
IAD13:10Washington Dulles Intl
11h 25m
1 stop
STN00:35London Stansted
Multiple Airlines
26 Sep
STN16:35London Stansted
28h 40m
2 stops
IAD21:15Washington Dulles Intl
10 Oct
IAD17:55Washington Dulles Intl
17h 40m
2 stops
STN11:35London Stansted
Multiple Airlines
24 Sep
STN18:10London Stansted
21h 30m
2 stops
IAD15:40Washington Dulles Intl
26 Sep
IAD17:55Washington Dulles Intl
20h 55m
2 stops
STN14:50London Stansted
Multiple Airlines
26 Sep
LGW17:00London Gatwick
28h 15m
2 stops
IAD21:15Washington Dulles Intl
10 Oct
IAD17:55Washington Dulles Intl
30h 05m
3 stops
LGW00:00London Gatwick

Best airlines flying from London to Washington Dulles Intl Airport

Compare and see reviews for airlines that fly from London to Washington Dulles Intl Airport with momondo
AirlineRatingFree cancellationPrice
Virgin Atlantic
PriceFrom £284
Free cancellation
Rating
9.3
Air Canada
PriceFrom £285
Free cancellation
Rating
7.5
United Airlines
PriceFrom £288
Free cancellation
Rating
6.8
Austrian Airlines
PriceFrom £299
Free cancellation
Rating
7.2
SAS
PriceFrom £300
Free cancellation
Rating
8.2
TAP AIR PORTUGAL
PriceFrom £304
Free cancellation
Rating
7.5
Iberia
PriceFrom £326
Free cancellation
Rating
6.9
Delta
PriceFrom £332
Free cancellation
Rating
8.3
Air France
PriceFrom £340
Free cancellation
Rating
8.0
Lufthansa
PriceFrom £343
Free cancellation
Rating
7.4

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

    Due to the global impact of COVID-19, some of our airline partners operating flights from London to Washington Dulles Intl, such as Virgin Atlantic, United Airlines, and Aer Lingus may have flexible cancellation policies in place. Use our site to search for all of the airlines offering this flexibility to you.

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

    There are 3677.3 mi between London and Washington Dulles Intl. Typically, this will take 10h 50m by plane in normal conditions.


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

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

Most visitors from London will not be allowed to enter Washington Dulles Intl.

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.

Can I fly back to London from Washington Dulles Intl?

Returning to London from Washington Dulles Intl

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.

If you are planning to travel to Washington Dulles Intl Airport 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 London to Washington Dulles Intl Airport

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Manchester to Washington Dulles Intl Airport Flights
Fastest flight time11h 10m
Cheapest price£323
London to Baltimore Flights
Fastest flight time8h 25m
Cheapest price£335
London to Washington Reagan-National Airport Flights
Fastest flight time11h 38m
Cheapest price£352
Birmingham to Washington Dulles Intl Airport Flights
Fastest flight time12h 50m
Cheapest price£383
Manchester to Baltimore Flights
Fastest flight time15h 00m
Cheapest price£428
Leeds to Washington Dulles Intl Airport Flights
Fastest flight time14h 20m
Cheapest price£453
Birmingham to Baltimore Flights
Fastest flight time15h 05m
Cheapest price£556
Manchester to Washington Reagan-National Airport Flights
Fastest flight time10h 55m
Cheapest price£572
Southampton to Baltimore Flights
Fastest flight time28h 00m
Cheapest price£586
Newcastle upon Tyne to Baltimore Flights
Fastest flight time15h 20m
Cheapest price£631
Grimsby to Baltimore Flights
Fastest flight time39h 23m
Cheapest price£987