Cheap flights from Washington, D.C. (WAS) to London (LON)

WAS — LON
Feb 12 — Feb 191

The best prices from Washington, D.C. to London are usually found in March or January, booked 60 days in advance, depart on a Wednesday or Monday and return on a Monday

How to find the cheapest flight from Washington, D.C. (WAS) to London (LON)

All the information you need to plan the best WAS to LON flight in 2023: compare Washington, D.C. to London flight prices with the expected peak season, weather and rainfall in London.

WAS - LON

Price

$646 - $896

LON

Temperature

39.2 - 62.6 °F

LON

Rainfall

1.6 - 2.8 inches

Popular inJulyHigh demand for flights, 19% potential price rise
Cheapest inMarchBest time to find cheap flights, 11% potential price drop
Round-trip from$646From Washington, D.C. (WAS) to London (LON)
One-way from$214One-way flight from Washington, D.C. (WAS) to London (LON)

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

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.

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

Travelers have found it’s best to book a flight 61 days in advance to save up to 24% 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 61 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 Washington, D.C. to London 1-2 weeks in advance for as low as $851, or $965 for flights within the next 24 hours.

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

Our data shows that March tends to be the cheapest month to fly to London from Washington, D.C.. Users have commonly found prices around $728 for the month, but tickets can be as low as $501. Due to multiple factors, prepare for potentially higher prices in July.

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

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. to London in the evening. If you’re flexible enough to do this you can expect to save up to 11% on your trip compared to booking a flight in the morning.

Cheap flights from Washington, D.C. to London in February, March 2023

The best prices found for WAS to LON flights for February, March

Washington, D.C. to London 2023 flight deals

Cheap flights to London from Washington, D.C. found for this year

Cheap Virgin Atlantic flights from Washington, D.C. to London

  • If you’re traveling from Washington, D.C. to London, one of the more common airlines traveling that route is Virgin Atlantic. Flights from Virgin Atlantic traveling this route typically cost $706.60 RT. This price is typically 30% more expensive than other airlines that offer Washington, D.C. to London flights. When booking this route, the cheapest RT price found was $600. The most popular departure airport in Washington, D.C. when flying to London is Washington, D.C. Dulles Intl Airport. The most popular airport to fly into when visiting London is London Heathrow Airport. When flying from Washington, D.C. to London, Virgin Atlantic flights are 7% more popular than any other airline flying that same route.

Cheap Air Canada flights from Washington, D.C. to London

  • Air Canada is one of the most popular airlines used for those traveling from Washington, D.C. to London. Flights on this route from Air Canada typically cost $791.16 RT, a price that is 66% cheaper than the average Washington, D.C. to London flight. The cheapest flight found was $516 RT. The most popular departure airport in Washington, D.C. when flying to London is Washington, D.C. Dulles Intl Airport. The most popular airport to fly into when visiting London is London Heathrow Airport. When flying from Washington, D.C. to London, Air Canada flights are 5% more popular than any other airline flying that same route.

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

Save time with Washington, D.C. to London direct flight deals

Last minute flights from Washington, D.C. to London

Late deals on return flights to London from Washington, D.C., departing today and this week

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

The cheapest one-way flights from Washington, D.C. to London

Reviews of Airlines Servicing London

Delta
7.9
Good
2,070 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Boarding

8.1

Overall

7.9

Entertainment

7.8

Reviews

1 / 10

I enjoyed priority boarding. I enjoyed premium seating. Yes I paid for it. I will no longer sit in economy for a 14 hour international flight. For any flight over 5 hours economy seating is to uncomfortable

Delta
7.9
Good
2,070 reviews
Delta
7.9
Good
2,070 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Boarding

8.1

Overall

7.9

Entertainment

7.8

Reviews

1 / 10

I enjoyed priority boarding. I enjoyed premium seating. Yes I paid for it. I will no longer sit in economy for a 14 hour international flight. For any flight over 5 hours economy seating is to uncomfortable

SWISS
7.7
Good
317 reviews
Delta
7.9
Good
2,070 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Boarding

8.1

Overall

7.9

Entertainment

7.8

Reviews

1 / 10

I enjoyed priority boarding. I enjoyed premium seating. Yes I paid for it. I will no longer sit in economy for a 14 hour international flight. For any flight over 5 hours economy seating is to uncomfortable

United Airlines
7.6
Good
1,215 reviews
Delta
7.9
Good
2,070 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Boarding

8.1

Overall

7.9

Entertainment

7.8

Reviews

1 / 10

I enjoyed priority boarding. I enjoyed premium seating. Yes I paid for it. I will no longer sit in economy for a 14 hour international flight. For any flight over 5 hours economy seating is to uncomfortable

KLM
7.5
Good
120 reviews
Delta
7.9
Good
2,070 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Boarding

8.1

Overall

7.9

Entertainment

7.8

Reviews

1 / 10

I enjoyed priority boarding. I enjoyed premium seating. Yes I paid for it. I will no longer sit in economy for a 14 hour international flight. For any flight over 5 hours economy seating is to uncomfortable

American Airlines
7.4
Good
1,670 reviews
Delta
7.9
Good
2,070 reviews

Crew

8.5

Food

7.2

Comfort

7.9

Boarding

8.1

Overall

7.9

Entertainment

7.8

Reviews

1 / 10

I enjoyed priority boarding. I enjoyed premium seating. Yes I paid for it. I will no longer sit in economy for a 14 hour international flight. For any flight over 5 hours economy seating is to uncomfortable

Related info for your journey

Useful info, stats and facts about Washington, D.C. to London flights.

Which airlines flying from Washington, D.C. to London have flexible cancellations due to COVID-19?

British Airways, United Airlines, and American Airlines 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 Washington, D.C. to London for under $300 on Cheapflights?

Yes, there are multiple flights from Washington, D.C. to London for under $300. The cheapest flight booked recently is on Virgin Atlantic for just $211, but on average you can expect to pay $390.

Are there nonstop flights from Washington, D.C. to London for under $300 on Cheapflights?

Cheapflights has at least 20 direct flights from Washington, D.C. to London under $300. A good price for a nonstop flight from Washington, D.C. to London is less than $524.

Are there last-minute flights available from Washington, D.C. to London for under $600?

There are currently 20+ open flights from Washington, D.C. to London within the next 7 days for less than $600.

What days are nonstop flights available from Washington, D.C. to London?

Nonstop flights are available for this route on the following days: Tuesday, Friday.

How many flights depart from Washington, D.C. to London on average per day?

On average, you can expect to see 3 flights from Washington, D.C. to London a day.
Evening (6pm - Midnight) - 100% of flight departures

How long is the flight from Washington, D.C. to London?

There are many flights that can get you from Washington, D.C. to London in 10h 45m. Fly via Virgin Atlantic, PLAY, or Scandinavian Airlines to get the fastest option. Washington, D.C. and London are separated by a distance of 3687 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

Flying on Virgin Atlantic is currently your cheapest option to London, with prices starting at $211. Additional round-trip tickets that might be worth considering are offered by PLAY and Scandinavian Airlines, with the lowest prices starting at $389 and $412, respectively. Virgin Atlantic is 71% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

Undisclosed Carrier, American Airlines and Air Canada are the most popular airlines when flying from Washington, D.C. to London.

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

The top 3 most reliable airlines when flying from Washington, D.C. to London are KLM (71%), Delta (71%) and Virgin Atlantic (71%).

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

While on average a flight from Washington, D.C. to London is generally $2,772, our data shows the cheapest flight currently is $475. When looking at the most popular route, (Washington, D.C. Dulles Intl - London Heathrow), you can expect to pay $284 for that flight.

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

The chart below displays the airlines Cheapflights users traveling from Washington, D.C. to London choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
Juneyao AirlinesCheapest$15Average$21FlexibilityNo cancel feeOn-time66%COVID-19 safety
Search Juneyao Airlines flights
Virgin AtlanticCheapest$269Average$678FlexibilityNo cancel feeOn-time72%COVID-19 safety
Search Virgin Atlantic flights
PLAYCheapest$317Average$499FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search PLAY flights
KLMCheapest$327Average$665FlexibilityNo cancel feeOn-time75%COVID-19 safety
Search KLM flights
IcelandairCheapest$369Average$656FlexibilityNo cancel feeOn-time76%COVID-19 safety
Search Icelandair flights
TAP AIR PORTUGALCheapest$387Average$566FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search TAP AIR PORTUGAL flights
WOW airCheapest$410Average$625FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search WOW air flights
Scandinavian AirlinesCheapest$451Average$684FlexibilityNo cancel feeOn-time77%COVID-19 safety
Search Scandinavian Airlines flights
Aer LingusCheapest$484Average$731FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Aer Lingus flights
DeltaCheapest$516Average$791FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Delta flights

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

See what time of day planes typically take off from Washington, D.C. to London
1%of flight departuresEarly morningMidnight to 6 am
0%of flight departuresMorning6 am to noon
39%of flight departuresAfternoonNoon to 6 pm
60%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

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

See how many times per day planes take to the skies headed from Washington, D.C. to London
Sunday27daily flights
Monday27daily flights
Tuesday27daily flights
Wednesday19daily flights
Thursday27daily flights
Friday27daily flights
Saturday27daily flights
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