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

Across the trailing 90 days, approximately 10.6% of flights from Washington, D.C. to London were direct. This indicates that a significant majority of travelers on this route typically involve at least one stopover. For flights with connections, the median number of stopovers was 2. Travelers prioritizing direct routes may find fewer options available.

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

The direct flight from Washington, D.C. to London typically takes 7 hours and 25 minutes. This covers a distance of 5933 kilometers. For flights with one stop, the median duration is considerably longer, averaging 13 hours and 10 minutes. Travelers should account for this difference in travel time 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 have shown frequent drops. This indicates that travelers often have opportunities to find deals. Based on observations over the trailing 30 days, this route is classified as one with frequent price fluctuations, suggesting that monitoring prices can be beneficial for securing a good fare.

Flights From Washington, D.C.

To London

Cheap Flights from Washington, D.C. to London

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Deals from

Washington, D.C.

RatePunk searches hundreds of travel sites at once for deals on flights to London

Prices updated 2 days ago

461 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Sep 14, 2026.)

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

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

2026-10-06 – 2026-10-20
WAS - London
86% AI deal score
$553
$447
Round trip
2026-11-02 – 2026-11-11
WAS - London
90% AI deal score
$689
$451
Round trip
2026-11-04 – 2026-11-24
WAS - London
90% AI deal score
$667
$451
Round trip
2026-11-09 – 2026-11-18
WAS - London
90% AI deal score
$688
$456
Round trip
2026-11-04 – 2026-11-25
WAS - London
91% AI deal score
$667
$460
Round trip
2026-11-04 – 2026-11-26
WAS - London
91% AI deal score
$667
$460
Round trip
2026-10-25 – 2026-10-31
WAS - London
91% AI deal score
$678
$463
Round trip
2026-11-16 – 2026-11-24
WAS - London
90% AI deal score
$698
$464
Round trip
2026-11-18 – 2026-11-25
WAS - London
91% AI deal score
$739
$465
Round trip
2026-11-16 – 2026-11-25
WAS - London
90% AI deal score
$695
$465
Round trip

Washington, D.C. to London: Overview

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

Flights from Washington, D.C. to London typically cover a distance of 5933 kilometers, classifying this as a long-haul route. Right now, fares for cheap flights from Washington, D.C. to London are below the typical level, with recent prices generally ranging from $896 to $1336, and a median fare of $1100. Currently, only 1% of recent fares are classified as a good price, and new deals appear almost daily.

When considering the cheapest time to fly from Washington, D.C. to London, you'll find that January stands out with a median fare of $494. February is also a strong contender, offering a median fare of $495. Looking further into the year, April presents a median fare of $960, which is still considerably lower than the overall median.

For this route, most itineraries connect at least once, with only 10.6% of recent fares being non-stop direct flights from Washington, D.C. to London. When connecting, the typical number of stopovers is 2.

A typical journey from Washington, D.C. to London takes approximately 7h 25m. This median duration includes connecting itineraries, which often extend the overall travel time. For non-stop flights, the median duration is also 7h 25m, while connecting flights have a median duration of 16h 7m.

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

Regular price: $495 - $1,600

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

Regular prices for flights from Washington, D.C. to London typically range from $495 to $1600. The current lowest deal is $447 with Iberia Airlines for travel from Oct 6-Oct 20.

now $447

Low $495

High $1,600

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

Thu, Oct 1

⌛ Last-Minute

IAD - London

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

Iberia Airlines

$553

$502

One-way

Sun, Oct 4

⌛ Last-Minute

IAD - London

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

Iberia Airlines

$559

$492

One-way

Tue, Oct 6

⌛ Last-Minute

IAD - London

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

Iberia Airlines

$553

$450

One-way

Sun, Oct 11

⌛ Last-Minute

IAD - London

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

Iberia Airlines

$562

$495

One-way

Tue, Oct 13

⌛ Last-Minute

DCA - London

Washington, D.C. (DCA) - London (LTN)

Air Canada

$749

$502

One-way

Wed, Oct 14

⌛ Last-Minute

IAD - London

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

Iberia Airlines

$545

$442

One-way

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

7 nights

Dec 9 - Dec 16

$918 → $471

49%

6 nights

Dec 9 - Dec 15

$918 → $471

49%

8 nights

Mar 22 - Mar 30

$944 → $508

46%

14 nights

Mar 16 - Mar 30

$922 → $518

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 $447.

📅 Best time to fly

Fly in January for prices around $494

Historically, January and February offer the lowest median prices for this route.

⏱️ Flight duration

Direct flights average 7h 25m

Connecting flights typically take 16h 7m, while direct flights average 7h 25m.

✈️ Airlines & availability

Connecting flights are dominant

Direct flights make up 10.6% of recent routes, with connecting flights being more common.

🏆 Airline highlight

British Airways offers direct flights

British Airways is one airline that provides direct flight options on this route.

🎯 Booking tip

Deals are frequent 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, and is often the cheapest option from Washington, D.C.

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

💸 Flights from ~$491

Baltimore–Washington International (BWI)

Baltimore–Washington International is an alternative departure airport for flights from the Washington, D.C. area to London.

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

💸 Flights from ~$571

Ronald Reagan Washington National (DCA)

Ronald Reagan Washington National is the closest airport to Washington, D.C. for flights to London.

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

💸 Flights from ~$618

London main airports to arrive at

London Stansted (STN)

Cheapest

London Stansted is often a good choice for travelers seeking budget-friendly flights to London.

📍 ~49 km from London city center (reachable by car)

💸 Flights from ~$515

Airports nearby London used as alternative

Birmingham (BHX)

Cheapest

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

📍 ~160 km from London (reachable by train)

💸 Flights from ~$672

Business & First Class Flight Deals to London

Discover luxury on the budget with premium cabin class on flights from Washington, D.C. to London.

Elite

Best Elite deals to London

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From IAD

Elite

Oct 14

London, United Kingdom

95% AI deal score

$4,024

$2,024

Save $2,000

Icelandair, +1

Business Class

From IAD

Elite

Oct 27

London, United Kingdom

93% AI deal score

$4,133

$2,266

Save $1,867

Icelandair

Business Class

From IAD

Elite

Oct 26

London, United Kingdom

93% AI deal score

$4,052

$2,266

Save $1,786

Icelandair

Business Class

From BWI

Elite

Oct 24

London, United Kingdom

92% AI deal score

$3,371

$2,195

Save $1,176

Icelandair

Business Class

From BWI

Elite

Oct 20

London, United Kingdom

92% AI deal score

$3,371

$2,195

Save $1,176

Icelandair

Business Class

From BWI

Elite

Oct 20

London, United Kingdom

92% AI deal score

$3,344

$2,195

Save $1,149

Icelandair

Business Class

From BWI

Elite

Oct 23

London, United Kingdom

92% AI deal score

$3,390

$2,195

Save $1,195

Icelandair

Business Class

From BWI

Elite

Oct 18

London, United Kingdom

92% AI deal score

$3,370

$2,195

Save $1,175

Icelandair

Business Class

From BWI

Elite

Oct 19

London, United Kingdom

92% AI deal score

$3,364

$2,195

Save $1,169

Icelandair

Business Class

From BWI

Elite

Dec 03

London, United Kingdom

92% AI deal score

$3,449

$2,216

Save $1,233

Icelandair

Business Class

From IAD

Elite

Oct 25

London, United Kingdom

92% AI deal score

$23,180

$14,704

Save $8,476

Swiss International Air Lines

Business Class

From IAD

Elite

Oct 24

London, United Kingdom

92% AI deal score

$22,759

$14,704

Save $8,055

Swiss International Air Lines

Business Class

Frequently Asked Questions About Flights to London

Historically, the best prices for flights from Washington, D.C. to London are found when booking 60+ days in advance. Across the trailing quarter, the average price for flights booked within this window was $1136. Booking closer to departure, such as 0-6 days out, typically saw average prices rise to $1429. For those planning within a 90-day window, securing tickets well in advance tends to offer more favorable rates.

A flight from Washington, D.C. to London is considered a good deal if it is priced at or below $896. This threshold represents the 25th percentile of prices observed over the trailing 90 days. The median price for this route was $1100, while prices at the 75th percentile reached $1336. Therefore, any price below $896 indicates a particularly competitive offer.

Historically, the cheapest months to fly from Washington, D.C. to London are January and February, with median prices of $494 and $495 respectively. While April also appears on the list of cheapest months, its median price of $960 is significantly higher than January or February. The annual median price for this route, based on data from the trailing 270 days, was $1100, making flights in January and February particularly attractive.

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Flights to London from other cities

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Washington, D.C. to London: Overview

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

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

Regular price: $495 - $1,600

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

Regular prices for flights from Washington, D.C. to London typically range from $495 to $1600. The current lowest deal is $447 with Iberia Airlines for travel from Oct 6-Oct 20.

now $447

Low $495

High $1,600

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

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

Thu, Oct 1

⌛ Last-Minute

IAD - London

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

Iberia Airlines

$553

$502

One-way

Sun, Oct 4

⌛ Last-Minute

IAD - London

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

Iberia Airlines

$559

$492

One-way

Tue, Oct 6

⌛ Last-Minute

IAD - London

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

Iberia Airlines

$553

$450

One-way

Sun, Oct 11

⌛ Last-Minute

IAD - London

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

Iberia Airlines

$562

$495

One-way

Tue, Oct 13

⌛ Last-Minute

DCA - London

Washington, D.C. (DCA) - London (LTN)

Air Canada

$749

$502

One-way

Wed, Oct 14

⌛ Last-Minute

IAD - London

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

Iberia Airlines

$545

$442

One-way

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

7 nights

Dec 9 - Dec 16

$918 → $471

49%

6 nights

Dec 9 - Dec 15

$918 → $471

49%

8 nights

Mar 22 - Mar 30

$944 → $508

46%

14 nights

Mar 16 - Mar 30

$922 → $518

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 $447.

📅 Best time to fly

Fly in January for prices around $494

Historically, January and February offer the lowest median prices for this route.

⏱️ Flight duration

Direct flights average 7h 25m

Connecting flights typically take 16h 7m, while direct flights average 7h 25m.

✈️ Airlines & availability

Connecting flights are dominant

Direct flights make up 10.6% of recent routes, with connecting flights being more common.

🏆 Airline highlight

British Airways offers direct flights

British Airways is one airline that provides direct flight options on this route.

🎯 Booking tip

Deals are frequent 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, and is often the cheapest option from Washington, D.C.

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

💸 Flights from ~$491

Baltimore–Washington International (BWI)

Baltimore–Washington International is an alternative departure airport for flights from the Washington, D.C. area to London.

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

💸 Flights from ~$571

Ronald Reagan Washington National (DCA)

Ronald Reagan Washington National is the closest airport to Washington, D.C. for flights to London.

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

💸 Flights from ~$618

London main airports to arrive at

London Stansted (STN)

Cheapest

London Stansted is often a good choice for travelers seeking budget-friendly flights to London.

📍 ~49 km from London city center (reachable by car)

💸 Flights from ~$515

Airports nearby London used as alternative

Birmingham (BHX)

Cheapest

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

London, United Kingdom

92% AI deal score

$22,759

$14,704

Save $8,055

Swiss International Air Lines

Business Class

Frequently Asked Questions About Flights to London

Cheap Flights from Washington, D.C. to London

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

Washington, D.C. to London: Overview

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

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

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

Direct flights from Washington, D.C. to London

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

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

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

Washington, D.C. - London route insights

Recent fares are below the typical level

Fly in January for prices around $494

Direct flights average 7h 25m

Connecting flights are dominant

British Airways offers direct flights

Deals are frequent on this route

Washington, D.C. main airports to depart from

London main airports to arrive at

Airports nearby London used as alternative

Business & First Class Flight Deals to London

Best Elite deals to London

Oct 14

Oct 27

Oct 26

Oct 24

Oct 20

Oct 20

Oct 23

Oct 18

Oct 19

Dec 03

Oct 25

Oct 24

Frequently Asked Questions About Flights to London

How early should I book Washington, D.C. to London flights to get the cheapest price?

How do I know if a Washington, D.C. to London flight is a good deal?

Which months have the cheapest flights from Washington, D.C. to London?

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

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

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

Related routes

More routes from Washington, D.C.

Flights to London from other cities

Washington, D.C. to London: Overview

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

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

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

Direct flights from Washington, D.C. to London

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

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

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

Washington, D.C. - London route insights

Recent fares are below the typical level

Fly in January for prices around $494

Direct flights average 7h 25m

Connecting flights are dominant

British Airways offers direct flights

Deals are frequent on this route

Washington, D.C. main airports to depart from

London main airports to arrive at

Airports nearby London used as alternative

Business & First Class Flight Deals to London

Best Elite deals to London

Oct 14

Oct 27

Oct 26

Oct 24

Oct 20

Oct 20

Oct 23

Oct 18

Oct 19

Dec 03

Oct 25

Oct 24

Frequently Asked Questions About Flights to London

How early should I book Washington, D.C. to London flights to get the cheapest price?

How do I know if a Washington, D.C. to London flight is a good deal?

Which months have the cheapest flights from Washington, D.C. to London?