Cheap flights from United Kingdom to Washington Dulles Intl

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Home North America USA District of Columbia Washington Washington Dulles Intl Cheap flights from United Kingdom to Washington Dulles Intl

How to find the cheapest flight from
United Kingdom to Washington Dulles Intl (IAD)

How far in advance should I book a flight from United Kingdom to Washington Dulles Intl?

Travellers have found it’s best to book a flight 34 days in advance to save up to 27% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 34 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from United Kingdom to Washington Dulles Intl 1-2 weeks in advance for as low as £547, or £639 for flights within the next 24 hours.

What is the cheapest month to fly from United Kingdom to Washington Dulles Intl?

February can be a great time to fly to Washington Dulles Intl from United Kingdom with a flight ticket averaging about £501. Cheapflights users have found deals in the month of February for as cheap as £335. The most expensive prices can be found in the month of July.

Cheap flights from United Kingdom to Washington Dulles Intl in December, January 2021

The best prices found for United Kingdom to IAD flights in December, January
14 Dec - 15 Dec
£280pp
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
13 Dec - 15 Dec
£284pp
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
4 Dec - 15 Dec
£286pp
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow

United Kingdom to Washington Dulles Intl 2021 flight deals

Cheap flights to Washington Dulles Intl from United Kingdom found for this year
14 Dec - 15 Dec
£280pp
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
13 Dec - 15 Dec
£284pp
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
4 Dec - 15 Dec
£286pp
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow

Direct flights to Washington Dulles Intl from United Kingdom

Save time with United Kingdom to Washington Dulles Intl direct flight deals
3 Apr - 17 Apr
£317pp
LHR
London Heathrow
Virgin Atlantic
Direct
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Virgin Atlantic
Direct
LHR
London Heathrow
4 Feb - 7 Feb
£319pp
LHR
London Heathrow
Virgin Atlantic
Direct
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Virgin Atlantic
Direct
LHR
London Heathrow
20 Feb - 28 Feb
£320pp
LHR
London Heathrow
Virgin Atlantic
Direct
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Virgin Atlantic
Direct
LHR
London Heathrow

Last-minute flights from United Kingdom to Washington Dulles Intl

Late deals on return flights to Washington Dulles Intl from United Kingdom, departing today and this week
13 Dec - 15 Dec
£284pp
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
10 Dec - 29 Dec
£314pp
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
10 Dec - 12 Dec
£315pp
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow

One-way flights to Washington Dulles Intl from United Kingdom

The cheapest one-way flights from United Kingdom to Washington Dulles Intl
13:20 - 18:20
Multiple Airlines
2 stops
34h 00m
STN - IAD
Multiple Airlines
£154
Kiwi.com
01:25 - 18:20
Multiple Airlines
2 stops
45h 55m
LTN - IAD
Multiple Airlines
£161
Kiwi.com
17:05 - 18:20
Multiple Airlines
2 stops
30h 15m
STN - IAD
Multiple Airlines
£164
Kiwi.com

Related info for your journey

Useful info, stats and facts about United Kingdom to Washington Dulles Intl flights.

Flight FAQs

From United Kingdom to Washington Dulles Intl

Are flight prices decreasing from United Kingdom to Washington Dulles Intl due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both United Kingdom and Washington Dulles Intl for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from United Kingdom to Washington Dulles Intl to control the spread of COVID-19?

Airlines globally have implemented additional safety measures to accommodate you. Delta and Alitalia are some airlines that have done so. Airline carriers are regularly disinfecting and sanitising their aircraft. Masks are provided and are mandatory while on board. Pre-flight testing for symptoms and antibodies, alongside socially-distanced seating (for a limited time) will work towards keeping travellers safer while flying from United Kingdom to Washington Dulles Intl. Policies will vary by airline.

Which airlines flying from United Kingdom to Washington Dulles Intl have flexible cancellations due to COVID-19?

United Airlines, Virgin Atlantic, and British Airways are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from United Kingdom to Washington Dulles Intl for under £299 on Cheapflights?

Yes, there are multiple flights from United Kingdom to Washington Dulles Intl for under £299. The cheapest flight booked recently is on Multiple Airlines for just £247, but on average you can expect to pay £288.

Are there direct flights from United Kingdom to Washington Dulles Intl for under £374 on Cheapflights?

Cheapflights has 20 direct flights from United Kingdom to Washington Dulles Intl under £374. A good price for a direct flight from United Kingdom to Washington Dulles Intl is less than £383.

Are there last-minute flights available from United Kingdom to Washington Dulles Intl for under £299?

There are currently 20+ open flights from United Kingdom to Washington Dulles Intl within the next 7 days for less than £299.

What are the most popular airlines that fly from United Kingdom to Washington Dulles Intl?

Consider Air France, British Airways or Aer Lingus when booking your flight. These represent the most popular airlines when flying from United Kingdom to Washington Dulles Intl.

What are the most popular routes from United Kingdom to Washington Dulles Intl?

When deciding which route to take from United Kingdom to Washington Dulles Intl, consider London Heathrow - Washington Dulles Intl, London Gatwick - Washington Dulles Intl or London City - Washington Dulles Intl, as they are the most popular.

What are the cheapest flights from United Kingdom to Washington Dulles Intl?

The cheapest flight price from United Kingdom to Washington Dulles Intl is £440. On average you can expect to pay £542. The most popular route, (London Heathrow - Washington Dulles Intl), can usually be booked for £310.

How long does is the flight from United Kingdom to Washington Dulles Intl?

United Airlines, KLM, and Virgin Atlantic can get you from United Kingdom to Washington Dulles Intl in just under 7h 55m. Your travel time will be generally consistent. All flights are typically direct.

What is the cheapest airline to fly from United Kingdom to Washington Dulles Intl return?

Flying on TAP AIR PORTUGAL is currently your cheapest option to Washington Dulles Intl, with prices starting at £281.

Related searches

Flights to Washington Dulles Intl from United Kingdom
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Destination information for Washington Dulles Intl

Things to know before you go. Useful info for your trip from United Kingdom to Washington Dulles Intl
Today's exchange rate
£1 = $1.34
Flight duration
7h 53m
Average temperature for December in Washington Dulles Intl
9.0 °C
Avg rainfall for December in Washington Dulles Intl
81.0 mm

Airports servicing Washington

Washington Dulles Intl (IAD)

Top 9 airlines from United Kingdom to Washington Dulles Intl

The chart below displays the airlines Cheapflights users travelling from United Kingdom to Washington Dulles Intl choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.

Airline Cheapest Average Flexibility On-time COVID-19 safety
Brussels Airlines 		£441 £653 No change fee N/A
Search Brussels Airlines flights
United Airlines 		£430 £676 No cancel fee 69%
Search United Airlines flights
Air France 		£447 £687 No change fee 77%
Search Air France flights
Lufthansa 		£434 £703 No change fee 76%
Search Lufthansa flights
Aer Lingus 		£512 £707 No change fee N/A
Search Aer Lingus flights
KLM 		£461 £711 No change fee 75%
Search KLM flights
Virgin Atlantic 		£488 £778 No cancel fee 72%
Search Virgin Atlantic flights
British Airways 		£540 £988 No cancel fee 70%
Search British Airways flights
Delta 		£966 £1,133 No cancel fee N/A
Search Delta flights

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