Question 1

What are the cheapest airlines flying from London Heathrow Airport to Washington, D.C. round-trip?

Accepted Answer

According to our current data, JetBlue (£368), Icelandair (£373), and TAP AIR PORTUGAL (£407) offers the cheapest pricing from London Heathrow Airport to Washington, D.C.. JetBlue is currently priced 37% below the average price you’ll pay for this route.

Question 2

What are the cheapest airlines to fly from London Heathrow Airport to Washington, D.C. one-way?

Accepted Answer

The cheapest airline one-way is Icelandair, with whom users have recently found tickets for as low as £379. However, be on the lookout for offers from Aer Lingus and TAP AIR PORTUGAL, as they are both options that can get you from London Heathrow Airport to Washington, D.C. for a low price.

Question 3

How far ahead should I book a flight from London Heathrow Airport to Washington, D.C.?

Accepted Answer

The best time to book flights from London Heathrow Airport to Washington, D.C. is 82 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Question 4

What is the cheapest month to book a flight from London Heathrow Airport to Washington, D.C.?

Accepted Answer

Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Washington, D.C. (average of £564). Flying from London Heathrow Airport to Washington, D.C. in July is currently the most expensive (average of £916). 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.

Question 5

What is the cheapest day to fly from London Heathrow Airport to Washington, D.C.?

Accepted Answer

Travellers seeking maximum savings on their London Heathrow Airport to Washington, D.C. flight should consider departing on Wednesday evenings when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Question 6

E

Accepted Answer

In terms of precipitation, rainfall in Washington, D.C. ranges from 66.0 - 102.0 inches per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. when rainfall is around 66.0 mm.

Question 7

E

Accepted Answer

If weather is an important factor for your trip to Washington, D.C., use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

Question 8

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

Accepted Answer

When deciding which route to take from London Heathrow Airport to Washington, D.C. consider London Heathrow - Washington, D.C. Dulles Intl, London Heathrow - Baltimore/Washington or London Heathrow - Washington, D.C. Reagan-National as they are the most popular.

Question 9

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

Accepted Answer

Looking for the cheapest flight from London Heathrow Airport to Washington, D.C.? While on average our users pay £750, our data indicates the cheapest price to be £507. The most popular route (London Heathrow - Washington, D.C. Dulles Intl), is priced around £357.

Question 10

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

Accepted Answer

Consider American Airlines (42%), Aer Lingus (42%) or Finnair (42%) when booking your flight. These represent the most reliable airlines when flying from London Heathrow Airport to Washington, D.C..

Question 11

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

Accepted Answer

When booking a flight from London Heathrow Airport to Washington, D.C., you may want to consider flying on American Airlines, Air France or Finnair as they are the most popular for this route.

Question 12

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

Accepted Answer

The most popular stopover on flights from London Heathrow Airport to Washington, D.C. is Reykjavik.

Question 13

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

Accepted Answer

London Heathrow Airport to Washington, D.C. flights have a stopover in Dublin the least frequently.

Question 14

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

Accepted Answer

Harpa, National Cathedral, and Hallgrímskirkja are currently the most popular points of interest in Reykjavik at the moment. Those on a stopover in Reykjavik interested in visiting Harpa, National Cathedral, or Hallgrímskirkja can do so by traveling 23.3 mi, 23.0 mi, and 23.2 mi, respectively from Reykjavik Keflavik Intl. Those looking to explore during their stopover in Reykjavik can hire a car from Reykjavik Keflavik Intl for about £39 per day.

Question 15

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

Accepted Answer

Flights from London Heathrow Airport to Washington, D.C. are found to be more expensive on Friday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Washington, D.C..

Question 16

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

Accepted Answer

Travelers have found it’s best to book a flight 60 days in advance to save up to 20% 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 60 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 London Heathrow Airport to Washington, D.C. 1-2 weeks in advance for as low as £541, or £560 for flights within the next 24 hours.

Question 17

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

Accepted Answer

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, November can be a great choice for travel to Washington, D.C.. Flights to Washington, D.C. from London Heathrow Airport in November are about £527 on average during November, but can be found for as low as £274.

Question 18

What is the cheapest time of day to fly from LHR to WAS?

Accepted Answer

When flying from London Heathrow Airport to Washington, D.C., the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 19% versus a flight in the afternoon.

Question 19

Can I find deals for flights from Heathrow to Washington, D.C. that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Heathrow to Washington, D.C. flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 20

How can I find direct flights from Heathrow to Washington, D.C.?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Washington, D.C..

Question 21

Can I find deals for business class flights from Heathrow to Washington, D.C.?

Accepted Answer

Yes. Cheapflights offers flight deals from Heathrow to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 22

How does Cheapflights help users find flights from Heathrow to Washington, D.C.?

Accepted Answer

Cheapflights makes it easy to find Heathrow to Washington, D.C. flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Question 23

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Washington, D.C.?

Accepted Answer

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Washington, D.C. from Heathrow.

Question 24

Can Cheapflights find flights from Heathrow to Washington, D.C. with no change fees?

Accepted Answer

Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to Washington, D.C. flexibly with Cheapflights today.

Question 25

Can Cheapflights notify me if prices for flights from Heathrow to Washington, D.C. become cheaper?

Accepted Answer

Yes, Cheapflights offers price alerts on Heathrow to Washington, D.C. flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

Round-trip from	£368
One-way from	£259
Popular in	August
Cheapest in	February

Airline	Cheapest	Average	Flexibility	On-time
PLAY	Cheapest£242	Average£463	FlexibilityNo cancel fee	On-timeN/A	Search PLAY flights
Delta	Cheapest£330	Average£647	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
JetBlue	Cheapest£347	Average£500	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
Virgin Atlantic	Cheapest£372	Average£617	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Icelandair	Cheapest£375	Average£564	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
Air France	Cheapest£376	Average£643	FlexibilityNo cancel fee	On-time77%	Search Air France flights
American Airlines	Cheapest£377	Average£724	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Brussels Airlines	Cheapest£394	Average£739	FlexibilityNo cancel fee	On-timeN/A	Search Brussels Airlines flights
Scandinavian Airlines	Cheapest£406	Average£550	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
TAP AIR PORTUGAL	Cheapest£407	Average£599	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights

Cheap flights from London Heathrow Airport to Washington, D.C. from £259

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 25/4. Fares are subject to change and may not be available on all flights or dates of travel.

The best prices from London Heathrow to Washington, D.C. are usually found in February or January, booked 82 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

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

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Find flight deals from Heathrow to Washington, D.C.

Cheapest flights from Heathrow to Washington, D.C.Explore the most affordable flight options available from Heathrow to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2024.

Explore the most affordable flight options available from Heathrow to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2024.

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

Best time to book a flight from Heathrow to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Heathrow with our price prediction graph.

Travel insights for flights from Heathrow to Washington, D.C.

Get recent, data-driven insights about flights from Heathrow to Washington, D.C. including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from London Heathrow Airport to Washington, D.C.?

Use this chart to determine the optimal time to book a return flight from Heathrow to Washington, D.C.. Price data was last updated on 25 October 2024.

What is the cheapest month to book a flight from London Heathrow Airport to Washington, D.C.?

What is the cheapest time of day to fly from LHR to WAS?

Find hourly flight availability from Heathrow 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 30 October 2024.

What is the cheapest day to fly from London Heathrow Airport to Washington, D.C.?

Use this chart to determine the cheapest time to fly return from Heathrow to Washington, D.C.. Price data was last updated on 27 October 2024.

Rainfall in Washington, D.C. by month

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

Temperature in Washington, D.C. by month

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

Reviews of airlines servicing Washington, D.C.

See what other customers who have flown with Icelandair, Scandinavian Airlines and Air France from London to Washington, D.C. have to say. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Heathrow 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.

What are the cheapest airlines flying from London Heathrow Airport to Washington, D.C. round-trip?

What are the cheapest airlines to fly from London Heathrow Airport to Washington, D.C. one-way?

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

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

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

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

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

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

Can I find deals for flights from Heathrow to Washington, D.C. that include hotel bookings?

How can I find direct flights from Heathrow to Washington, D.C.?

Can I find deals for business class flights from Heathrow to Washington, D.C.?

What is the cheapest month to book a flight from London Heathrow Airport to Washington, D.C.?

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Fly from Heathrow to Washington, D.C. on these airlines

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

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Can Cheapflights notify me if prices for flights from Heathrow to Washington, D.C. become cheaper?

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Cheapest flights from Heathrow to Washington, D.C.
Explore the most affordable flight options available from Heathrow to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2024.