What percentage of Washington, D.C. to London flights are direct?

Based on data from the trailing 90 days, approximately 10.6% of flights from Washington, D.C. to London are direct. For flights that include stopovers, the median number of stopovers observed was 2. This indicates that a significant majority of travelers on this route will typically have at least one connection.

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

The typical direct flight from Washington, D.C. to London has a median duration of 7 hours and 25 minutes. This route covers a distance of 5933 kilometers. For flights with one stop, the median duration is considerably longer, typically around 13 hours and 10 minutes. Travelers should account for these differences when planning their journey.

How often do Washington, D.C. to London flight prices drop?

Historically, flight prices for the Washington, D.C. to London route are characterized by frequent drops. This means that travelers may often find opportunities for price reductions. Monitoring prices regularly across the trailing 30 days can be beneficial for securing a better deal on this popular route.

Flights From Washington, D.C.

To London

Cheap Flights from Washington, D.C. to London

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Deals from

Washington, D.C.

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Prices updated today

405 airlines compared

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Fares are subject to change and may not be available for all dates. (Data last updated Jul 26, 2026.)

Today’s best flight deals from Washington, D.C. to London

Explore current cheapest deals departing from Washington, D.C. to London

Round trip

Sort by: Cheapest

October 14 - October 20

Cheapest

IAD - London

$624

$427

Round trip

November 3 - November 18

Cheapest

IAD - London

$674

$427

Round trip

November 5 - November 18

BWI - London

$679

$428

Round trip

October 16 - October 31

BWI - London

$648

$429

Round trip

November 15 - November 22

Best

BWI - London

$700

$429

Round trip

November 15 - November 23

Best

BWI - London

$699

$429

Round trip

November 7 - November 16

IAD - London

$694

$429

Round trip

October 3 - October 10

Earliest

IAD - London

$615

$430

Round trip

October 14 - October 21

IAD - London

$623

$430

Round trip

October 3 - October 9

Earliest

BWI - London

$668

$431

Round trip

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Washington, D.C. to London: Overview

Insights for flights from Washington, D.C. to London

For travelers seeking cheap flights from Washington, D.C. to London, fares typically range from $896–$1336, with a median of $1100. Right now, current fares are below the typical level, and only 1% of recent fares were classified as a good price. New deals appear almost daily for this route, suggesting frequent opportunities to find competitive pricing.

When is the cheapest time to fly from Washington, D.C. to London? The data indicates that January is typically the most affordable month, with a median fare of $494. February follows closely with a median of $495, and April also offers more competitive pricing, with a median of $960.

Most itineraries for flights from Washington, D.C. to London connect at least once, with only 10.6% of recent fares being non-stop. For connecting itineraries, the typical number of connections is 2, which can significantly impact overall travel time.

A typical journey from Washington, D.C. to London takes approximately 7h 25m. This median duration includes both direct and connecting itineraries. For non-stop flights, the median travel time is also 7h 25m, while connecting flights typically take around 16h 7m.

The distance between Washington, D.C. and London is approximately 5933 kilometers, classifying this as a long-haul route. This considerable distance typically involves longer flight times and often necessitates connecting flights.

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

Regular price: $574 - $1,217

Prices for flights from Washington, D.C. to London are currently below the regular range.

Regular prices for this route typically range from $574 to $1217. The current lowest deal is $426 with Icelandair, for travel from Nov 5-Nov 18.

now $426

Low $574

High $1,217

The cheapest time to fly from Washington, D.C. to London

The cheapest month to fly from Washington to London is February, with a median price of $495. The most expensive month is June, with a median price of $1411. Prices are generally lower from January to December.

February

Cheapest

Flights from $495

June

Most Expensive

Flights from $1,411

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Washington, D.C. to London

British Airways

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

Mon, Aug 3

⌛ Last-Minute

IAD - London

Washington, D.C. (IAD) - London (LGW)

Allegiant Air

$732

$536

One-way

Tue, Aug 4

⌛ Last-Minute

BWI - London

Washington, D.C. (BWI) - London (LGW)

Frontier Airlines

$802

$526

One-way

Fri, Aug 7

⌛ Last-Minute

IAD - London

Washington, D.C. (IAD) - London (LGW)

Breeze Airways

$731

$545

One-way

Sat, Aug 8

⌛ Last-Minute

BWI - London

Washington, D.C. (BWI) - London (LGW)

Frontier Airlines

$795

$544

One-way

Sat, Aug 15

⌛ Last-Minute

BWI - London

Washington, D.C. (BWI) - London (STN)

Icelandair

$928

$614

One-way

Sun, Aug 16

⌛ Last-Minute

BWI - London

Washington, D.C. (BWI) - London (STN)

Icelandair

$944

$617

One-way

Biggest price drops on these dates for flights from Washington, D.C. to London

5 nights

Dec 13 - Dec 18

$893 → $449

50%

13 nights

Dec 5 - Dec 18

$837 → $434

48%

8 nights

Dec 8 - Dec 16

$857 → $470

45%

7 nights

Dec 5 - Dec 12

$859 → $485

44%

Popular Airports to fly from Washington, D.C. to London

Washington, D.C. - London route insights

💸 Price insights

Recent fares are below the typical level

Recent fares from Washington, D.C. to London are below the typical level at $426.

📅 Best time to fly

Fly in February for the best prices

Historically, February is the cheapest month to fly, with a median price of $495.

⏱️ Flight duration

Direct flights average 7h 25m

Direct flights to London typically take 7h 25m, while connecting flights average 16h 7m.

✈️ Airlines & availability

Connecting flights are dominant

Only 10.6% of recent flights from Washington, D.C. to London are direct.

🏆 Airline highlight

British Airways offers direct flights

British Airways has offered direct flights on this route recently.

🎯 Booking tip

Deals appear frequently on this route

Deals for flights from Washington, D.C. to London appear frequently.

Washington, D.C. main airports to depart from

Washington Dulles International (IAD)

Cheapest

Washington Dulles International offers flights to London, providing a convenient option for your journey.

📍 ~36 km from Washington, D.C. (reachable by car or bus)

💸 Flights from ~$433

Baltimore–Washington International (BWI)

Baltimore–Washington International is an alternative departure airport for flights to London.

📍 ~44 km from Washington, D.C. (reachable by car or train)

💸 Flights from ~$433

Ronald Reagan Washington National (DCA)

Ronald Reagan Washington National provides another departure choice for your flight to London.

📍 ~6 km from Washington, D.C. (reachable by car or metro)

💸 Flights from ~$573

London main airports to arrive at

Gatwick (LGW)

Cheapest

Gatwick Airport is a good option for flights to London, offering a balance of price and convenience.

📍 ~40 km from London city center (reachable by car, train, and bus)

💸 Flights from ~$430

Heathrow (LHR)

Heathrow Airport is a major hub for flights to London, providing extensive connections to the city.

📍 ~23 km from London city center (reachable by car, train, and bus)

💸 Flights from ~$500

London City (LCY)

London City Airport is ideal for direct access to the financial district and central London.

📍 ~13 km from London city center (reachable by car, train, and bus)

💸 Flights from ~$748

London Southend (SEN)

London Southend Airport serves the east of London and surrounding areas, a good alternative for some travelers.

📍 ~57 km from London city center (reachable by car and train)

💸 Flights from ~$650

London Stansted (STN)

London Stansted Airport is a viable choice for flights to London, especially for those traveling to the northeast.

📍 ~49 km from London city center (reachable by car, train, and bus)

💸 Flights from ~$450

Luton (LTN)

Luton Airport offers another option for flights to London, connecting to the city via various transport links.

📍 ~44 km from London city center (reachable by car, train, and bus)

💸 Flights from ~$483

Airports nearby London used as alternative

Birmingham (BHX)

Cheapest

Birmingham is a major international hub with excellent rail connectivity, useful when London airports are congested.

📍 ~160 km from London (reachable by train)

💸 Flights from ~$543

Southampton (SOU)

Southampton is the closest alternative airport, offering efficient processing and direct rail links to London.

📍 ~110 km from London (reachable by train)

💸 Flights from ~$741

Bristol (BRS)

Bristol is a major base for low-cost carriers with good accessibility via rail and shuttle from London.

📍 ~170 km from London (reachable by train and bus)

💸 Flights from ~$585

East Midlands (EMA)

East Midlands is a strong alternative for low-cost holiday flights and is generally less crowded than major London hubs.

📍 ~170 km from London (reachable by bus and train)

💸 Flights from ~$740

Bournemouth (BOH)

Bournemouth is a relatively close alternative to London, offering a simple and small terminal experience.

📍 ~150 km from London (reachable by car)

💸 Flights from ~$697

Business & First Class Flight Deals to London

81% AI deal score

$2,054

$1,837

Save $217

Frequently Asked Questions About Flights to London

Historically, the cheapest flights from Washington, D.C. to London are found when booking 60+ days in advance. Across the trailing quarter, prices for flights booked within this window averaged around $1136. In comparison, flights booked 0-6 days before departure typically averaged $1429. For the best prices, it is advisable to plan your trip well in advance.

A good deal for a flight from Washington, D.C. to London is considered to be around $896 or less. This threshold is based on historical pricing data from the trailing 90 days, where 25% of all observed prices were at or below this amount. The median price for this route across the same period was $1100, with 75% of prices falling below $1336.

Historically, January and February are typically the cheapest months to fly from Washington, D.C. to London. In January, the median price was $494, and in February, it was $495. The annual median price for this route is $1100. April, with a median price of $960, was observed as the most expensive month in the trailing 270 days.

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