Cheap flights from Heathrow to Washington

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The best prices from Heathrow to Washington are usually found in November or February, booked 28 days in advance, depart on a Wednesday or Thursday and return on a Sunday

Return
Economy
Tue 1/12
Tue 8/12
From
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To
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Leaving on
Tue 1/12
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To
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To
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To
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To
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How to find the cheapest flight from
Heathrow (LHR) to Washington (WAS)

LHR - WAS
Price
£418 - £721
WAS
Temperature
9 - 32 °C
WAS
Rainfall
60 - 107 mm

Popular in

July

High demand for flights, 24% potential price rise

Cheapest in

November

Best time to find cheap flights, 23% potential price drop

Round-trip from

£418

From Heathrow to Washington

One-way from

£187

One-way flight from Heathrow to Washington

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly return from Heathrow to Washington?

Travellers have found that booking a Tuesday departure is the best way to save up to 19% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

How far in advance should I book a flight from Heathrow to Washington?

Find a great deal and save up to 27% by booking at least 34 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Heathrow to Washington within the next two weeks, with the cheapest ticket starting at £549.

What is the cheapest month to fly from Heathrow to Washington?

Flights from Heathrow to Washington lean towards being more expensive in July. Prices are generally better when you fly from Heathrow to Washington in February, with the cheapest ticket starting at £336.

When is the cheapest time to fly from Heathrow to Washington (LHR - WAS)?

A simple way to save on the total cost of your ticket is to fly from Heathrow to Washington at midday. If you’re flexible enough to do this you can expect to save up to 6% on your trip compared to booking a flight in the morning.

Cheap flights from Heathrow to Washington in November, December 2020

The best prices found for LHR to WAS flights in November, December
23 Nov - 28 Nov
£277pp
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
14 Dec - 22 Dec
£281pp
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
22 Dec - 31 Dec
£282pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
DCA
Washington Reagan-National
DCA
Washington Reagan-National
KLM
 
1 STOP
LHR
London Heathrow

Heathrow to Washington 2021 flight deals

Cheap flights to Washington from Heathrow found for next year
23 Nov - 28 Nov
£277pp
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
14 Dec - 22 Dec
£281pp
LHR
London Heathrow
TAP AIR PORTUGAL
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
 
1 STOP
LHR
London Heathrow
22 Dec - 31 Dec
£282pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
DCA
Washington Reagan-National
DCA
Washington Reagan-National
KLM
 
1 STOP
LHR
London Heathrow

Direct flights to Washington from Heathrow

Save time with Heathrow to Washington direct flight deals
9 Jan - 24 Jan
£317pp
LHR
London Heathrow
Virgin Atlantic
Direct
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Virgin Atlantic
Direct
LHR
London Heathrow
12 Jan - 21 Jan
£318pp
LHR
London Heathrow
Virgin Atlantic
Direct
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Virgin Atlantic
Direct
LHR
London Heathrow
24 Feb - 28 Feb
£319pp
LHR
London Heathrow
Virgin Atlantic
Direct
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Virgin Atlantic
Direct
LHR
London Heathrow

Last-minute flights from Heathrow to Washington

Late deals on return flights to Washington from Heathrow, departing today and this week
4 Dec - 12 Dec
£313pp
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 - 13 Dec
£340pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Virgin Atlantic
Direct
LHR
London Heathrow
4 Dec - 24 Dec
£342pp
LHR
London Heathrow
Multiple airlines
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
KLM
 
1 STOP
LHR
London Heathrow

One-way flights to Washington from Heathrow

The cheapest one-way flights from Heathrow to Washington
08:40 - 18:20
TAP AIR PORTUGAL
1 stop
14h 40m
LHR - IAD
TAP AIR PORTUGAL
£188
Gotogate
13:30 - 18:20
TAP AIR PORTUGAL
1 stop
33h 50m
LHR - IAD
TAP AIR PORTUGAL
£192
Gotogate
01:00 - 18:20
TAP AIR PORTUGAL
1 stop
22h 20m
LHR - IAD
TAP AIR PORTUGAL
£194
Gotogate

Related info for your journey

Useful info, stats and facts about Heathrow to Washington flights.

Flight FAQs

From Heathrow to Washington

Are flight prices decreasing from Heathrow to Washington 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 Heathrow and Washington 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 London Heathrow to Washington 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 London Heathrow to Washington. Policies will vary by airline.

Which airlines flying from London Heathrow to Washington have flexible cancellations due to COVID-19?

Virgin Atlantic, United Airlines, 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 Heathrow to Washington for under £300 on Cheapflights?

Yes, there are multiple flights from Heathrow to Washington for under £300. The cheapest flight booked recently is on TAP AIR PORTUGAL for just £281, but on average you can expect to pay £314.

Are there direct flights from Heathrow to Washington for under £375 on Cheapflights?

Cheapflights has 20 direct flights from Heathrow to Washington under £375. A good price for a direct flight from Heathrow to Washington is less than £347.

Are there last-minute flights available from Heathrow to Washington for under £375?

There are currently 20+ open flights from Heathrow to Washington within the next 7 days for less than £375.

Is Heathrow weather warmer or cooler than Washington?

Our data indicates that the weather will be 32 °C on average in the month of July. The temperature in Washington is typically hotter than in Heathrow. If you're traveling when the temperature is at its warmest, push to plan early, as flight price and availability will have an impact on your travels. For the best results, search for flights well in advance or after peak season.

How long does is the flight from Heathrow to Washington?

For as low as £320, Virgin Atlantic can have you in Washington from Heathrow in 8h 20m. This flight may include one or multiple stops.

What are the cheapest airlines to flying from Heathrow to Washington return?

According to our current data, TAP AIR PORTUGAL (£282), Virgin Atlantic (£318), and KLM (£333) offers the cheapest pricing from Heathrow to Washington. Users have found that TAP AIR PORTUGAL is 48% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from Heathrow to Washington one-way?

For one-way options, check prices for TAP AIR PORTUGAL. According to our data, you can fly for as low as £188.

Destination information for Washington

Things to know before you go. Useful info for your trip from Heathrow to Washington
Today's exchange rate
£1 = $1.34
Flight duration
7h 58m
Average temperature for November in Washington
16.0 °C
Avg rainfall for November in Washington
79.0 mm

Airports servicing London

Airports servicing Washington

Reagan National (DCA)

Top 10 airlines from Heathrow to Washington

The chart below displays the airlines Cheapflights users travelling from Heathrow to Washington 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
TAP AIR PORTUGAL
£420 £568 No change fee N/A
Search TAP AIR PORTUGAL flights
Air Canada
£394 £708 No cancel fee 67%
Search Air Canada flights
Icelandair
£491 £714 No cancel fee 76%
Search Icelandair flights
American Airlines
£406 £715 No cancel fee 71%
Search American Airlines flights
SAS
£414 £725 No change fee 77%
Search SAS flights
Finnair
£500 £777 No change fee 76%
Search Finnair flights
Brussels Airlines
£479 £779 No change fee N/A
Search Brussels Airlines flights
Air France
£469 £781 No change fee 77%
Search Air France flights
KLM
£480 £790 No change fee 75%
Search KLM flights
Iberia
£451 £897 No change fee 77%
Search Iberia flights

Hourly flight availability from Heathrow to Washington

Morning 6 AM to midday 62% of flight departures
Afternoon Midday to 6 PM 37% of flight departures
Early morning Midnight to 6 AM 1% of flight departures
Evening 6 PM to midnight 0% of flight departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Heathrow to Washington
Sunday
6 daily flights
Monday
11 daily flights
Tuesday
11 daily flights
Wednesday
11 daily flights
Thursday
0 flights
Friday
0 flights
Saturday
6 daily flights
  • Return
  • One-way
  • Economy
  • Premium Economy
  • Business
  • First