Question 1

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

Accepted Answer

Flying on PLAY is currently your cheapest option to Washington, D.C., with prices starting at $365. This flight start at 43% lower than the current average price 3 months from now.

Question 2

When is the best time to book a flight from London to Washington, D.C.?

Accepted Answer

Currently, September is the cheapest month in which you can book a flight from London to Washington, D.C. (average of $280). Flying from London to Washington, D.C. in June is currently the most expensive (average of $397). 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.

January

$308

February

$303

March

$358

April

$337

May

$336

June

$397

July

$376

August

$298

September

$280

October

$303

November

$328

December

$293

Question 3

When is the best time to book a flight from London to Washington, D.C.?

Accepted Answer

To ensure you get the cheapest price possible for a flight from London to Washington, D.C., you should look to book at least 59 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Question 4

When is the cheapest time to fly from London to Washington, D.C.?

Accepted Answer

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

Question 5

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

Accepted Answer

The London to Washington, D.C. flight deals you see on this page were last updated on 5/16.

Question 6

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

Accepted Answer

When booking a flight from London 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 7

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

Accepted Answer

While some choose either London Heathrow - Baltimore/Washington or London Gatwick - Washington, D.C. Dulles Intl, London Heathrow - Washington, D.C. Dulles Intl is the most popular route from London to Washington, D.C..

Question 8

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

Accepted Answer

Looking at all options, your cheapest flight can be booked for $664. While the most popular route (London Heathrow - Washington, D.C. Dulles Intl) can be booked for $480 on average our data indicates $2,176 when flying from London to Washington, D.C..

Question 9

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

Accepted Answer

Before booking your flight to Washington, D.C. from London, check out the most reliable airlines to get you to your destination on time: Air Canada (87%), Austrian Airlines (87%), Copa Airlines( 87%).

Question 10

Can I find flights from London to Washington, D.C. for under $400 on Cheapflights?

Accepted Answer

Yes, there are multiple flights from London to Washington, D.C. for under $400. The cheapest flight booked recently is on PLAY for just $365, but on average you can expect to pay $393.

Question 11

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

Accepted Answer

Cheapflights has at least 20 direct flights from London to Washington, D.C. under $700. A good price for a nonstop flight from London to Washington, D.C. is less than $644.

Question 12

Are there last-minute flights available from London to Washington, D.C. for under $500?

Accepted Answer

There are currently 20+ open flights from London to Washington, D.C. within the next 7 days for less than $500.

Question 13

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

Accepted Answer

It’s generally more expensive to depart on a Tuesday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

Question 14

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

Accepted Answer

Find a great deal and save up to 23% by booking at least 60 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 London to Washington, D.C. within the next two weeks, with the cheapest ticket starting at $688.

Question 15

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

Accepted Answer

November is one of the best times of the year to fly to Washington, D.C. from London. Prices for November average $647 per person but you can even find prices for as low as $355. The most expensive prices can be found in the month of July. Opting for a November flight can save you 20% on your journey compared to booking in July

Question 16

When is the cheapest time to fly from London to Washington, D.C. (LON - WAS)?

Accepted Answer

A simple way to save on the total cost of your ticket is to fly from London to Washington, D.C. in the morning. If you’re flexible enough to do this you can expect to save up to 23% on your trip compared to booking a flight in the evening.

Question 17

Accepted Answer

If you’re traveling from London to Washington, D.C., one of the more common airlines traveling that route is PLAY. Flights from PLAY traveling this route typically cost $920.55 RT. This price is typically 40% more expensive than other airlines that offer London to Washington, D.C. flights. When booking this route, the cheapest RT price found was $606. When traveling from London to Washington, D.C. on PLAY, 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 to Washington, D.C., PLAY flights are 8% more popular than any other airline flying that same route.

Question 18

Accepted Answer

One of the most popular airlines traveling from London to Washington, D.C. is TAP AIR PORTUGAL. Flights from TAP AIR PORTUGAL traveling this route typically cost $827.57 RT. This price is typically 59% more expensive than other airlines that offer London to Washington, D.C. flights. When booking this route, the cheapest RT price found was $531. The most popular departure airport in London 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 to Washington, D.C., TAP AIR PORTUGAL flights are 4% more popular than any other airline flying that same route.

Question 19

What does LHR to IAD mean?

Accepted Answer

Great question - LHR to IAD just means London Heathrow Airport to Washington, D.C. Dulles Intl Airport. Now you’ll know what these unique codes when you look for flights! Ready for more IATA code knowledge? These are related airports for your current travel destination: Baltimore/Washington Airport (BWI), Washington, D.C. Reagan-National Airport (DCA).

Question 20

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

Accepted Answer

The amount of baggage you can bring on your London 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 21

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

Accepted Answer

Yes, Cheapflights allows you to browse and filter London 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 22

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

Accepted Answer

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

Question 23

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

Question 24

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

Accepted Answer

Yes. Cheapflights offers flight deals from London 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 25

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

Accepted Answer

Many airlines flying from London 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 26

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

Accepted Answer

Yes, you can often find last-minute deals on London 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.

Question 27

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

Accepted Answer

Deals for London to Washington, D.C. flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Question 28

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

Accepted Answer

Millions of users choose and trust Cheapflights to book the best flight deals from London to Washington, D.C. for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Question 29

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

Accepted Answer

Need flexible booking options for your flight to Washington, D.C. from London? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Question 30

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

Accepted Answer

Yes, Cheapflights offers price alerts on London 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.

Popular in	July
Cheapest in	November
Round-trip from	$235
One-way from	$225

Airline	Cheapest	Average	Flexibility	On-time
PLAY	Cheapest$362	Average$471	FlexibilityNo cancel fee	On-timeN/A	Search PLAY flights
Norse Atlantic UK	Cheapest$455	Average$688	FlexibilityNo cancel fee	On-timeN/A	Search Norse Atlantic UK flights
Icelandair	Cheapest$523	Average$635	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
Scandinavian Airlines	Cheapest$526	Average$658	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
Virgin Atlantic	Cheapest$531	Average$828	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Aer Lingus	Cheapest$536	Average$733	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
Iberia	Cheapest$576	Average$757	FlexibilityNo cancel fee	On-time77%	Search Iberia flights
British Airways	Cheapest$582	Average$880	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
United Airlines	Cheapest$587	Average$875	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Delta	Cheapest$606	Average$921	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights

0%of flight departures	Early morningMidnight to 6 am
38%of flight departures	Morning6 am to noon
62%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 London (LON) to Washington, D.C. (WAS) from $225

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 6/3. 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 to Washington, D.C. are usually found in November or September, booked 59 days in advance, depart on a Wednesday or Saturday and return on a Wednesday

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

Popular in

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Round-trip from

One-way from

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

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

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

When is the cheapest time to fly from London to Washington, D.C. (LON - WAS)?

Cheap PLAY flights from London to Washington, D.C.

Peruse some of the lowest-priced PLAY flights we've found from London to Washington, D.C.. Come back soon if you're not finding the exact deal you're looking for.

Cheap TAP AIR PORTUGAL flights from London to Washington, D.C.

Browse through some of the cheapest TAP AIR PORTUGAL flights traveling from London to Washington, D.C.. Make sure to examine the flight information before completing your reservation.

Cheap London to Washington, D.C. flights in May & June 2024

Find cheap flight options from London to Washington, D.C. specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Prices were last updated on mayo 16, 2024.

Listed are some of the best fares we've found on flights departing from London to Washington, D.C. in 2024. For more flight deals, be sure to check back very soon.

London to Washington, D.C. 2024 flight deals

Discover exclusive flight deals for travel between London and Washington, D.C. in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated mayo 16, 2024.

Listed are some of the best fares we've found on flights departing from London to Washington, D.C. in 2024. For more flight deals, be sure to check back very soon.

Non-stop flights to Washington, D.C. from London

If you're seeking options on non-stop flights from London to Washington, D.C., check out these fares. If you're looking for other options for flights from London to Washington, D.C., make sure to update the search form at the top of page.

London to Washington, D.C. flights leaving soon

Have a look at some of the flights available from London to Washington, D.C. departing last-minute. Users should examine the flight details to ensure there are no surprises.

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

Take a look at some of the best available options we've come across on one-way flights from London to Washington, D.C.. Those needing a return flight from London to Washington, D.C. can use the search form above.

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

When is the best time to book a flight from London to Washington, D.C.?

Use this chart to determine the optimal time to book a round-trip flight from London to Washington, D.C.. Price data was last updated on May 10, 2024.

To ensure you get the cheapest price possible for a flight from London to Washington, D.C., you should look to book at least 59 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

When is the cheapest time to fly from London to Washington, D.C.?

Use this chart to determine the cheapest time to fly round-trip from London to Washington, D.C.. Price data was last updated on May 12, 2024.

Average price of flights to Washington, D.C. by month

Plan your trip from London to Washington, D.C. by taking into account the cheapest months to travel. The average price of a one-way flight from London to Washington, D.C. is currently $236 while a round-trip flight costs $535. Price data was last updated on May 12, 2024.

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.

Related info for your journey

Find useful and relevant information for your journey from London 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 to Washington, D.C. for under $400 on Cheapflights?

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

Are there last-minute flights available from London to Washington, D.C. for under $500?

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

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

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

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

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

What does LHR to IAD mean?

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

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

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

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

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

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

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

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

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

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

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

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

Find hourly flight availability from London 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 mayo 16, 2024.

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

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

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Alternative routes for London to Washington, D.C.
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