Question 1

Which is the best airline for flights from Washington, D.C. to London, Delta or United Airlines?

Accepted Answer

The two airlines most popular with KAYAK users for flights from Washington, D.C. to London are Delta and United Airlines. With an average price for the route of $833 and an overall rating of 7.9, Delta is the most popular choice. United Airlines is also a great choice for the route, with an average price of $827 and an overall rating of 7.4.

Question 2

How long does a flight from Washington, D.C. to London take?

Accepted Answer

A direct flight to London will take on average 7h 20m to travel the 3,662 miles flying distance from Washington, D.C.. Visit our flight page for the latest deals!>/a>

Question 3

How many flights are there between Washington, D.C. and London per day?

Accepted Answer

Each day, there are 7 nonstop flights that take off from Washington, D.C. and land in London, with an average flight time of 7h 27m. The most common departure time is 10:00 pm and most flights take off at night. Each week, there are 49 flights and there are the same amount of flights each day (7). Visit our flight page for the latest deals!>/a>

Question 4

How many flights are there between Washington, D.C. and London per day?

Accepted Answer

Each day, there are 7 nonstop flights that take off from Washington, D.C. and land in London, with an average flight time of 7h 27m. The most common departure time is 10:00 pm and most flights take off at night. Each week, there are 49 flights and there are the same amount of flights each day (7). Visit our flight page for the latest deals!>/a>

Question 5

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

Accepted Answer

In the last 3 days, the lowest price for a flight from Washington, D.C. to London was $255 for a one-way ticket and $717 for a round-trip. <a href='/flight-routes/Washington-WAS/London-LON'>Visit our flight page for the latest deals!>/a>

Question 6

Do I need a passport to fly between Washington, D.C. and London?

Accepted Answer

Yes <a href='/flight-routes/Washington-WAS/London-LON'>Visit our flight page for the latest deals!>/a>

Question 7

Which airlines fly most frequently between Washington, D.C. and London?

Accepted Answer

Washington, D.C. and London are connected by different airlines. The airlines that fly that route the most regularly are British Airways (28 flights per week), United Airlines (14 flights per week), and Virgin Atlantic (7 flights per week). Visit our flight page for the latest deals!>/a>

Question 8

Which airlines fly most frequently between Washington, D.C. and London?

Accepted Answer

Washington, D.C. and London are connected by different airlines. The airlines that fly that route the most regularly are British Airways (28 flights per week), United Airlines (14 flights per week), and Virgin Atlantic (7 flights per week). Visit our flight page for the latest deals!>/a>

Question 9

What’s the cheapest day of the week to fly from Washington, D.C. to London?

Accepted Answer

Your flight ticket price will generally be cheaper if you fly to London on a Wednesday and more expensive on a Saturday. On your return trip to Washington, D.C., you should consider flying back on a Thursday, and avoid Sundays for better deals. Visit our flight page for the latest deals!>/a>

Question 10

What’s the cheapest day of the week to fly from Washington, D.C. to London?

Accepted Answer

Your flight ticket price will generally be cheaper if you fly to London on a Wednesday and more expensive on a Saturday. On your return trip to Washington, D.C., you should consider flying back on a Thursday, and avoid Sundays for better deals. Visit our flight page for the latest deals!>/a>

Question 11

Which airports will I be using when flying from Washington, D.C. to London?

Accepted Answer

When flying out of Washington, D.C. you will be using one of these airports: Washington, D.C. Reagan-National or Washington, D.C. Dulles Intl. You will be landing at one of these airports: London City, London Gatwick, London Heathrow, London Luton, or London Stansted. <a href='/flight-routes/Washington-WAS/London-LON'>Visit our flight page for the latest deals!>/a>

Question 12

What’s the earliest departure time from Washington, D.C. to London?

Accepted Answer

Early birds can take the earliest flight from Washington, D.C. at 5:35 pm and will be landing in London at 6:20 am.

Question 13

What’s the latest departure time from Washington, D.C. to London?

Accepted Answer

If you prefer to fly at night, the latest flight from Washington, D.C. to London jets off at 10:55 pm and lands at 11:20 am.

Question 14

Which airlines fly non-stop between Washington, D.C. and London?

Accepted Answer

There are 13 airlines that fly nonstop from Washington, D.C. to London. They are: Aer Lingus, Air France, American Airlines, Austrian Airlines, British Airways, Delta, Finnair, Iberia, KLM, Lufthansa, Scandinavian Airlines, United Airlines and Virgin Atlantic. The cheapest price of all airlines flying this route was found with United Airlines at $462 for a round-trip flight. On average, the best prices for this route can be found at Scandinavian Airlines.

Question 15

Which airlines fly non-stop between Washington, D.C. and London?

Accepted Answer

There are 13 airlines that fly nonstop from Washington, D.C. to London. They are: Aer Lingus, Air France, American Airlines, Austrian Airlines, British Airways, Delta, Finnair, Iberia, KLM, Lufthansa, Scandinavian Airlines, United Airlines and Virgin Atlantic. The cheapest price of all airlines flying this route was found with United Airlines at $462 for a round-trip flight. On average, the best prices for this route can be found at Scandinavian Airlines.

Question 16

Which airlines offer Wi-Fi service onboard planes from Washington, D.C. to London?

Accepted Answer

Only KLM offers inflight Wi-Fi service on the Washington, D.C. to London flight route.

Question 17

Which aircraft models fly most regularly from Washington, D.C. to London?

Accepted Answer

The Boeing 777 is the aircraft model that flies most regularly on the Washington, D.C. to London flight route.

Question 18

Which airline alliances offer flights from Washington, D.C. to London?

Accepted Answer

SkyTeam, Star Alliance, and oneworld are the airline alliances operating flights between Washington, D.C. and London, with SkyTeam being the most commonly used for this route.

Question 19

On which days can I fly direct from Washington, D.C. to London?

Accepted Answer

There are nonstop flights from Washington, D.C. to London on a daily basis.

Question 20

Are there any direct flights from Washington to London?

Accepted Answer

Direct flights from Washington to London can be booked through a number of airlines including British Airways, United Airlines, Finnair, and Virgin Atlantic. Non-stop flights are generally more expensive than flights with a layover.

Question 21

Can I do some shopping at London Heathrow airport?

Accepted Answer

Once you arrive in the UK, there are a number of shops in the arrivals hall and around the baggage claim areas if you need to pick up last-minute items. Find health and beauty essentials, grab a healthy snack, or just browse the wide range of duty-free products, from cosmetics to champagne.

Question 22

What is the fastest way to get from Heathrow to central London?

Accepted Answer

The Heathrow Express train service is the fastest way from the airport to central London. Trains run every 15 minutes from the four airline terminals and take 15-20 minutes to arrive at Paddington Station in the West End. From there, travelers have easy access to the London Underground and bus services to other parts of the city.

Question 23

Can I get the London Underground from Heathrow Airport?

Accepted Answer

Heathrow has three London Underground stations on the Piccadilly Line from Terminals 1-3, 4, and 5. This is the cheapest rail route to the capital and will take about an hour.

Question 24

Is Wi-Fi available at the airports in Washington DC and London?

Accepted Answer

Most of the airports in Washington and London offer free Wi-Fi and charging stations so passengers can easily stay connected before and after their flights.

Question 25

Can I take the train to Baltimore/Washington (BWI) Airport?

Accepted Answer

Both MARC and Amtrak stop at the BWI airport train station, which is located about 10min from the airport via BWI’s free, 24/7 shuttle bus service. If you’re coming from Baltimore, you can take the MTA’s Light Rail, which stops outside of Concourse E.

Question 26

What lounges are available at Dulles International Airport (IAD)?

Accepted Answer

When flying out of IAD, you’ll find at least one VIP lounge in every concourse. In Concourse A, you’ll find the Air France-KLM, Etihad, and Virgin Atlantic lounges. Concourse B is home to the British Airways lounge as well as the Lufthansa and Turkish Airlines lounges. There are three United Club lounges and a United Polaris lounge in Concourse C, plus a United Club Lounge in Concourse D.

Question 27

Where can I find a peaceful place to spend some time before flying out of Washington, D.C.?

Accepted Answer

Each Washington, D.C. airport has a quiet area for meditation, prayer, and reflection. BWI’s Meditation Room is located near the D/E Security Checkpoint, IAD’s Interfaith Chapel is located near Gate A31, and DCA’s Airport Chapel is located in Terminal 2 near Gates B10-B22.

Question 28

Are there services for members of the military at the Washington, D.C. airports?

Accepted Answer

Each major airport in Washington, D.C. features a USO lounge that provides services for members of the military and their families. The USO lounge at BWI is on the International Pier’s lower level, near Baggage Claim 14. The Dulles USO is located on the Arrivals Level of the terminal near Baggage Claim Carousel 12. Reagan National’s USO is located before security in Terminal 1, near the airport’s Lost and Found office.

Question 29

What train stations are located at Heathrow Airport (LHR)?

Accepted Answer

Heathrow Central Station is found between Terminals 2 and 3 and can be reached from both terminals via a pedestrian walkway. There are two additional train stations, one under Terminal 4 and one under Terminal 5. There is a Tube (London Underground) station next to each of the train stations, but the Tube and train stations are not directly connected. Heathrow’s Tube stations serve the Piccadilly Line.

Question 30

Can I take a train from Gatwick Airport to London?

Accepted Answer

It only takes about 30min to travel by train from Gatwick (LGW) to Victoria Station in downtown London. The LGW railway station is near the South Terminal’s arrivals area and serves the Thameslink, Southern, and non-stop Gatwick Express trains.

Question 31

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

Accepted Answer

The cheapest month for flights from Washington, D.C. to London is October, where tickets cost $619 (return) on average. On the other hand, the most expensive months are June and December, where the average cost of round-trip tickets is $1,169 and $1,060 respectively.

Question 32

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

Accepted Answer

The cheapest month for flights from Washington, D.C. to London is October, where tickets cost $619 (return) on average. On the other hand, the most expensive months are June and December, where the average cost of round-trip tickets is $1,169 and $1,060 respectively.

Question 33

How does KAYAK find such low prices on flights from Washington, D.C. to London?

Accepted Answer

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington, D.C. to London. <a href='/flight-routes/Washington-WAS/London-LON'>Visit our flight page for the latest deals!>/a>

Question 34

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington, D.C. to London?

Accepted Answer

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London from Washington, D.C. is likely to change within 7 days, so travelers know whether to wait or book now. <a href='/flight-routes/Washington-WAS/London-LON'>Visit our flight page for the latest deals!>/a>

Question 35

What is the Hacker Fare option on flights from Washington, D.C. to London?

Accepted Answer

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to London with an airline and back to Washington, D.C. with another airline. <a href='/flight-routes/Washington-WAS/London-LON'>Visit our flight page for the latest deals!>/a>

Question 36

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington, D.C. to London?

Accepted Answer

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London from Washington, D.C. up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. <a href='/flight-routes/Washington-WAS/London-LON'>Visit our flight page for the latest deals!>/a>

Question 37

What is the cheapest layover airport when flying from Washington, D.C. to London?

Accepted Answer

Flights via Brussels (BRU) offer the most affordable fares, with an average round-trip price of $315.

Question 38

What is the most popular layover airport when flying from Washington, D.C. to London?

Accepted Answer

Reykjavik (KEF) is the top choice – 47% of KAYAK users who clicked on 1-stop flights from Washington, D.C. to London picked an itinerary connecting there.

Question 39

Which layover airport has the quickest connection when flying from Washington, D.C. to London?

Accepted Answer

If you prefer a quick connection, Amsterdam (AMS) often has the shortest layovers from Washington, D.C. to London, with an average of 0h 55m.

Question 40

Which layover airport offers the shortest total travel time from Washington, D.C. to London?

Accepted Answer

Consider flying via Dublin (DUB) for the shortest journey. The average one-way travel time for flights connecting there is 9h 25m.

Question 41

How often are flights from Washington, D.C. to London delayed?

Accepted Answer

Weekly flights between Washington, D.C. and London historically see delays in approximately 19% of cases, with the average delay over the past year being 170 minutes.

Question 42

Which airline has the best punctuality record on Washington, D.C. to London flights?

Accepted Answer

Based on our data, Virgin Atlantic have experienced the fewest delays on this route in the past 12 months, with only about 15% of their flights encountering any delays.

Question 43

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Statistically, Monday is the day of the week with the fewest delays on this flight route, while Friday has typically experienced more delays than other days.

Question 44

What is the most punctual flight time for Washington, D.C. to London flights?

Accepted Answer

Typically, flights leaving at night tend to face fewer delays, whereas flights in the morning have historically encountered delays more often.

Question 45

Which cabin class options are there for flights between Washington, D.C. and London?

Accepted Answer

There are 4 cabin class options for the route. These are First, Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Question 46

Which cabin class options are there for flights between Washington, D.C. and London?

Accepted Answer

There are 4 cabin class options for the route. These are First, Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Question 47

Which airlines provide the cheapest flights from Washington, D.C. to London?

Accepted Answer

In the past 3 days, the cheapest round-trip tickets from Washington, D.C. to London were found on Icelandair ($717) and British Airways ($746).

Question 48

Which airlines provide the cheapest flights from Washington, D.C. to London?

Accepted Answer

In the past 3 days, the cheapest round-trip tickets from Washington, D.C. to London were found on Icelandair ($717) and British Airways ($746).

Question 49

What is the cheapest Washington, D.C. to London flight route?

Accepted Answer

The cheapest return flight from Washington, D.C. to London costs $783 on the route between Baltimore (BWI) and London Heathrow Airport (LHR). Over the past month, flights between Washington, D.C. Dulles Intl Airport (IAD) and London Heathrow Airport (LHR) were, on average, 2% cheaper than other Washington, D.C.-London routes. This is also the most popular route.

Question 50

What is the cheapest Washington, D.C. to London flight route?

Accepted Answer

The cheapest return flight from Washington, D.C. to London costs $783 on the route between Baltimore (BWI) and London Heathrow Airport (LHR). Over the past month, flights between Washington, D.C. Dulles Intl Airport (IAD) and London Heathrow Airport (LHR) were, on average, 2% cheaper than other Washington, D.C.-London routes. This is also the most popular route.

Question 51

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

Accepted Answer

To get a below average price on the flight from Washington, D.C. to London, you should book around 3 weeks before departure, which saves you about 22% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 10 weeks before departure.

Question 52

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

Accepted Answer

To get a below average price on the flight from Washington, D.C. to London, you should book around 3 weeks before departure, which saves you about 22% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 10 weeks before departure.

Question 53

Can I save money by flying with a layover from Washington, D.C. to London?

Accepted Answer

No, with an average price for the route of $1,003, prices are generally cheapest when you fly direct.

Question 54

Can I save money by flying with a layover from Washington, D.C. to London?

Accepted Answer

No, with an average price for the route of $1,003, prices are generally cheapest when you fly direct.

Question 55

How much is a round-trip flight from Washington, D.C. to London?

Accepted Answer

Flight prices are below average for this route right now.Flights to London from Washington, D.C. usually cost between $1,087 and $729 in November.
The lowest price found in the past 3 days was $717 on Icelandair (Nov 8-Nov 14).

Question 56

What are the most popular airlines flying to London?

Accepted Answer

The most popular airline among KAYAK users flying to London is British Airways, followed by United Airlines and American Airlines.

Low season	January
High season	July
Cheapest flight	$255

WAS - LON

$255 Find Cheap Flights from Washington, D.C. to London

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Everything you should know

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

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KAYAK's insights & trends for Washington, D.C. to London flights

Get data-powered insights and trends into flights from Washington, D.C. to London to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from Washington, D.C. to London?

What is the cheapest Washington, D.C. to London flight route?

What’s the cheapest day of the week to fly from Washington, D.C. to London?

Your flight ticket price will generally be cheaper if you fly to London on a Wednesday and more expensive on a Saturday. On your return trip to Washington, D.C., you should consider flying back on a Thursday, and avoid Sundays for better deals.

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

The cheapest month for flights from Washington, D.C. to London is October, where tickets cost $619 (return) on average. On the other hand, the most expensive months are June and December, where the average cost of round-trip tickets is $1,169 and $1,060 respectively.

Can I save money by flying with a layover from Washington, D.C. to London?

No, with an average price for the route of $1,003, prices are generally cheapest when you fly direct.

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

To get a below average price on the flight from Washington, D.C. to London, you should book around 3 weeks before departure, which saves you about 22% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 10 weeks before departure.

Which airlines provide the cheapest flights from Washington, D.C. to London?

In the past 3 days, the cheapest round-trip tickets from Washington, D.C. to London were found on Icelandair ($717) and British Airways ($746).

Which airlines fly most frequently between Washington, D.C. and London?

Washington, D.C. and London are connected by different airlines. The airlines that fly that route the most regularly are British Airways (28 flights per week), United Airlines (14 flights per week), and Virgin Atlantic (7 flights per week).

Which airlines fly non-stop between Washington, D.C. and London?

How often are flights from Washington, D.C. to London delayed?

Weekly flights between Washington, D.C. and London historically see delays in approximately 19% of cases, with the average delay over the past year being 170 minutes.

What is the most punctual flight time for Washington, D.C. to London flights?

Typically, flights leaving at night tend to face fewer delays, whereas flights in the morning have historically encountered delays more often.

What day of the week experiences the fewest flight delays on this route?

Statistically, Monday is the day of the week with the fewest delays on this flight route, while Friday has typically experienced more delays than other days.

Which airline has the best punctuality record on Washington, D.C. to London flights?

Based on our data, Virgin Atlantic have experienced the fewest delays on this route in the past 12 months, with only about 15% of their flights encountering any delays.

What is the most popular layover airport when flying from Washington, D.C. to London?

Reykjavik (KEF) is the top choice – 47% of KAYAK users who clicked on 1-stop flights from Washington, D.C. to London picked an itinerary connecting there.

What is the cheapest layover airport when flying from Washington, D.C. to London?

Flights via Brussels (BRU) offer the most affordable fares, with an average round-trip price of $315.

Which layover airport offers the shortest total travel time from Washington, D.C. to London?

Consider flying via Dublin (DUB) for the shortest journey. The average one-way travel time for flights connecting there is 9h 25m.

Which layover airport has the quickest connection when flying from Washington, D.C. to London?

If you prefer a quick connection, Amsterdam (AMS) often has the shortest layovers from Washington, D.C. to London, with an average of 0h 55m.

Which cabin class options are there for flights between Washington, D.C. and London?

There are 4 cabin class options for the route. These are First, Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

How many flights are there between Washington, D.C. and London per day?

Each day, there are 7 nonstop flights that take off from Washington, D.C. and land in London, with an average flight time of 7h 27m. The most common departure time is 10:00 pm and most flights take off at night. Each week, there are 49 flights and there are the same amount of flights each day (7).

How long does a flight from Washington, D.C. to London take?

A direct flight to London will take on average 7h 20m to travel the 3,662 miles flying distance from Washington, D.C..

What’s the earliest departure time from Washington, D.C. to London?

Early birds can take the earliest flight from Washington, D.C. at 5:35 pm and will be landing in London at 6:20 am.

What’s the latest departure time from Washington, D.C. to London?

If you prefer to fly at night, the latest flight from Washington, D.C. to London jets off at 10:55 pm and lands at 11:20 am.

Expert advice for your flight from Washington, D.C. to London

KAYAK's tips to save more on a Washington, D.C. to London flight

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When to book flights from Washington, D.C. to London

Flights from Washington, D.C. to London: the best tips from KAYAK users' own experiences

FAQs for booking flights from Washington, D.C. to London

Are there any direct flights from Washington to London?

Direct flights from Washington to London can be booked through a number of airlines including British Airways, United Airlines, Finnair, and Virgin Atlantic. Non-stop flights are generally more expensive than flights with a layover.

Can I do some shopping at London Heathrow airport?

Once you arrive in the UK, there are a number of shops in the arrivals hall and around the baggage claim areas if you need to pick up last-minute items. Find health and beauty essentials, grab a healthy snack, or just browse the wide range of duty-free products, from cosmetics to champagne.

What is the fastest way to get from Heathrow to central London?

Can I get the London Underground from Heathrow Airport?

Heathrow has three London Underground stations on the Piccadilly Line from Terminals 1-3, 4, and 5. This is the cheapest rail route to the capital and will take about an hour.

Is Wi-Fi available at the airports in Washington DC and London?

Most of the airports in Washington and London offer free Wi-Fi and charging stations so passengers can easily stay connected before and after their flights.

Can I take the train to Baltimore/Washington (BWI) Airport?

Both MARC and Amtrak stop at the BWI airport train station, which is located about 10min from the airport via BWI’s free, 24/7 shuttle bus service. If you’re coming from Baltimore, you can take the MTA’s Light Rail, which stops outside of Concourse E.

What lounges are available at Dulles International Airport (IAD)?

Where can I find a peaceful place to spend some time before flying out of Washington, D.C.?

Each Washington, D.C. airport has a quiet area for meditation, prayer, and reflection. BWI’s Meditation Room is located near the D/E Security Checkpoint, IAD’s Interfaith Chapel is located near Gate A31, and DCA’s Airport Chapel is located in Terminal 2 near Gates B10-B22.

Are there services for members of the military at the Washington, D.C. airports?

What train stations are located at Heathrow Airport (LHR)?

Can I take a train from Gatwick Airport to London?

It only takes about 30min to travel by train from Gatwick (LGW) to Victoria Station in downtown London. The LGW railway station is near the South Terminal’s arrivals area and serves the Thameslink, Southern, and non-stop Gatwick Express trains.

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

In the last 3 days, the lowest price for a flight from Washington, D.C. to London was $255 for a one-way ticket and $717 for a round-trip.

Do I need a passport to fly between Washington, D.C. and London?

Yes