Question 1

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

Accepted Answer

Currently priced at $538, Scandinavian Airlines will fly you from London Heathrow Airport to Washington, D.C. and back. In addition to Scandinavian Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from TAP AIR PORTUGAL and United Airlines - these airlines can fly you to your destination from $540 and $568, respectively. Scandinavian Airlines is 25% cheaper than the average price of flights available within the next 90 days to this destination.

Question 2

How recently were the London Heathrow Airport to Washington, D.C. flight deals updated?

Accepted Answer

The London Heathrow Airport to Washington, D.C. flight deals you see on this page were last updated on 6/11.

Question 3

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

Accepted Answer

Booking 82 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Washington, D.C.. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Question 4

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

Accepted Answer

Currently, September is the cheapest month in which you can book a flight from London Heathrow Airport to Washington, D.C. (average of $278). Flying from London Heathrow Airport to Washington, D.C. in June is currently the most expensive (average of $382). 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

Travelers seeking maximum savings on their London Heathrow Airport to Washington, D.C. flight should consider departing on Friday at noon when fares are most often at their lowest. Sunday evenings 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 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 at all options, your cheapest flight can be booked for $674. While the most popular route (London Heathrow - Washington, D.C. Dulles Intl) can be booked for $539 on average our data indicates $1,665 when flying from London Heathrow Airport to Washington, D.C..

Question 10

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

Accepted Answer

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London Heathrow Airport to Washington, D.C. on time: Air Canada (79%), Austrian Airlines (79%), Copa Airlines (79%).

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, Finnair or British Airways as they are the most popular for this route.

Question 12

Can I find flights from London Heathrow Airport to Washington, D.C. for under $600 on Cheapflights?

Accepted Answer

Yes, there are multiple flights from London Heathrow Airport to Washington, D.C. for under $600. The cheapest flight booked recently is on Scandinavian Airlines for just $538, but on average you can expect to pay $564.

Question 13

Are there nonstop flights from London Heathrow Airport to Washington, D.C. for under $700 on Cheapflights?

Accepted Answer

Cheapflights has at least 20 direct flights from London Heathrow Airport to Washington, D.C. under $700. A good price for a nonstop flight from London Heathrow Airport to Washington, D.C. is less than $720.

Question 14

Are there last-minute flights available from London Heathrow Airport to Washington, D.C. for under $700?

Accepted Answer

There are currently 20+ open flights from London Heathrow Airport to Washington, D.C. within the next 7 days for less than $700.

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 Monday. 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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 60 days in advance, which can save you up to 24% on flights from London Heathrow Airport to Washington, D.C. compared to booking the week you need them. Waiting 60 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $690. For sooner than that we have options available in the next 3 days from $725.

Question 17

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

Accepted Answer

November can be a great time to fly to Washington, D.C. from London Heathrow Airport with a flight ticket averaging about $648. Cheapflights users have found deals in the month of November for as cheap as $355. The most expensive prices can be found in the month of July.

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 morning, which can drop the price by up to 13% versus a flight in the afternoon.

Question 19

Accepted Answer

If you’re traveling from London Heathrow Airport to Washington, D.C., one of the more common airlines traveling that route is Scandinavian Airlines. Flights from Scandinavian Airlines traveling this route typically cost $938.65 RT. This price is typically 57% more expensive than other airlines that offer London Heathrow Airport to Washington, D.C. flights. When booking this route, the cheapest RT price found was $599. When traveling from London Heathrow Airport to Washington, D.C. on Scandinavian Airlines, the most popular airport to depart from is London Heathrow Airport and the most popular airport to arrive at is Washington, D.C. Dulles Intl Airport. When flying from London Heathrow Airport to Washington, D.C., Scandinavian Airlines flights are 8% more popular than any other airline flying that same route.

Question 20

Accepted Answer

One of the most popular airlines traveling from London Heathrow Airport to Washington, D.C. is TAP AIR PORTUGAL. Flights from TAP AIR PORTUGAL traveling this route typically cost $742.71 RT. This price is typically 73% more expensive than other airlines that offer London Heathrow Airport to Washington, D.C. flights. When booking this route, the cheapest RT price found was $611. The most popular departure airport in London Heathrow Airport when flying to Washington, D.C. is London Heathrow Airport. The most popular airport to fly into when visiting Washington, D.C. is Washington, D.C. Dulles Intl Airport. When flying from London Heathrow Airport to Washington, D.C., TAP AIR PORTUGAL flights are 4% more popular than any other airline flying that same route.

Question 21

What does LHR to IAD mean?

Accepted Answer

LHR stands for London Heathrow Airport, while IAD stands for Washington, D.C. Dulles Intl Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: Baltimore/Washington Airport (BWI), Washington, D.C. Reagan-National Airport (DCA).

Question 22

Can I find deals for flights from Heathrow to Washington, D.C. that include extra baggage allowance?

Accepted Answer

The amount of baggage you can bring on your Heathrow to Washington, D.C. flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

Question 23

Can I find deals on flights from Heathrow to Washington, D.C. with specific airlines?

Accepted Answer

Yes, Cheapflights allows you to browse and filter Heathrow to Washington, D.C. flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

Question 24

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 vacation packages that include both flights and hotel.

Question 25

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 26

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 27

Can I find deals for flights from Heathrow to Washington, D.C. that allow pets onboard?

Accepted Answer

Many airlines flying from Heathrow to Washington, D.C. offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

Question 28

Can I find deals on last-minute flights from Heathrow to Washington, D.C.?

Accepted Answer

Yes, you can often find last-minute deals on Heathrow to Washington, D.C. flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

Popular in	July
Cheapest in	February
Average price	$809
Round-trip from	$234

Airline	Cheapest	Average	Flexibility	On-time
PLAY	Cheapest$362	Average$409	FlexibilityNo cancel fee	On-timeN/A
Norse Atlantic UK	Cheapest$487	Average$738	FlexibilityNo cancel fee	On-timeN/A
Scandinavian Airlines	Cheapest$525	Average$647	FlexibilityNo cancel fee	On-time77%
Icelandair	Cheapest$528	Average$635	FlexibilityNo cancel fee	On-time76%
Aer Lingus	Cheapest$529	Average$745	FlexibilityNo cancel fee	On-timeN/A
Virgin Atlantic	Cheapest$531	Average$826	FlexibilityNo cancel fee	On-time72%
Iberia	Cheapest$579	Average$798	FlexibilityNo cancel fee	On-time77%
British Airways	Cheapest$581	Average$859	FlexibilityNo cancel fee	On-time70%
United Airlines	Cheapest$586	Average$875	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$599	Average$939	FlexibilityNo cancel fee	On-timeN/A

0%of flight departures	Early morningMidnight to 6 am
35%of flight departures	Morning6 am to noon
65%of flight departures	AfternoonNoon to 6 pm
0%of flight departures	Evening6 pm to midnight

Sunday	30daily flights
Monday	30daily flights
Tuesday	30daily flights
Wednesday	30daily flights
Thursday	30daily flights
Friday	30daily flights
Saturday	30daily flights

Cheap flights from Heathrow (LHR) to Washington, D.C. (WAS) from $287

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 6/27. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.

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

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

Popular in

Cheapest in

Average price

Round-trip from

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

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

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

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

Cheap Heathrow to Washington, D.C. flights in June & July 2024

Find cheap flight options from Heathrow to Washington, D.C. specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,117,830 searches. Prices were last updated on junio 11, 2024.

Scroll through some of the best deals on flights from London to Washington, D.C. in 2024. Check back in a little while for more flight options.

Heathrow to Washington, D.C. 2024 flight deals

Discover exclusive flight deals for travel between Heathrow and Washington, D.C. in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,117,830 searches. Data last updated junio 11, 2024.

Scroll through some of the best deals on flights from London to Washington, D.C. in 2024. Check back in a little while for more flight options.

Heathrow to Washington, D.C. flights leaving soon

Consider one of these great deals we found on last-minute flights from London to Washington, D.C.. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.

One-way flights to Washington, D.C. from Heathrow

Take a look at some of the one-way flights we've detected from London to Washington, D.C.. Those seeking round-trip flights from London to Washington, D.C. should utilize the search form at the the top of the page.

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

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 round-trip flight from Heathrow to Washington, D.C.. Price data was last updated on May 31, 2024.

Booking 82 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Washington, D.C.. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 round-trip from Heathrow to Washington, D.C.. Price data was last updated on June 9, 2024.

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.

Temperature and rainfall in Washington, D.C. by month

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

Reviews of airlines servicing Washington, D.C.

Peruse reviews from past customers who have flown with Scandinavian Airlines, TAP AIR PORTUGAL and Lufthansa from London to Washington, D.C. to help guide your decision. You can also see how each airline stacks up 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.

Can I find flights from London Heathrow Airport to Washington, D.C. for under $600 on Cheapflights?

Are there nonstop flights from London Heathrow Airport to Washington, D.C. for under $700 on Cheapflights?

Are there last-minute flights available from London Heathrow Airport to Washington, D.C. for under $700?

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

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.?

What does LHR to IAD mean?

Can I find deals for flights from Heathrow to Washington, D.C. that include extra baggage allowance?

Can I find deals on flights from Heathrow to Washington, D.C. with specific airlines?

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.?

Can I find deals for flights from Heathrow to Washington, D.C. that allow pets onboard?

Can I find deals on last-minute flights from Heathrow to Washington, D.C.?

How recently were the London Heathrow Airport to Washington, D.C. flight deals updated?

What are the most popular airlines that fly from London Heathrow Airport 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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Alternative routes for Heathrow to Washington, D.C.See prices for flight routes from nearby airports that may be better suited for you.

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

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Search flights from Heathrow to Washington, D.C. by cabin class

Find flights from Heathrow to Washington, D.C., based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Heathrow to Washington, D.C.

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 junio 11, 2024.

Weekly flight availability from Heathrow to Washington, D.C.

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