How long is the flight from District of Columbia to London?

Departing from District of Columbia to London will take you 7h 25m. There are 3664 mi between District of Columbia and London. Both multi-stop and direct flights can be found to your destination and back.

What are the cheapest airlines to fly from District of Columbia to London one-way?

For one-way options, check prices for TAP AIR PORTUGAL. According to our data, you can fly for as low as £161. Users have also found prices from £211 and £240 on Virgin Atlantic and JetBlue, respectively.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What are the most popular routes from District of Columbia to London?

The most popular flight routes from District of Columbia to London are Washington, D.C. Dulles Intl - London Heathrow, Washington, D.C. Dulles Intl - London Gatwick and Washington, D.C. Dulles Intl - London Stansted.

What are the cheapest flights from District of Columbia to London?

Looking for the cheapest flight from District of Columbia to London? While on average our users pay £608, our data indicates the cheapest price to be £224. The most popular route (Washington, D.C. Dulles Intl - London Heathrow), is priced around £398.

What are the most reliable airlines from District of Columbia to London?

Before booking your flight to London from District of Columbia, check out the most reliable airlines to get you to your destination on time: SAUDIA (69%), Aer Lingus (68%), Iberia( 68%).

What are the most popular airlines that fly from District of Columbia to London?

The most popular airlines flying from District of Columbia to London are British Airways, United Airlines and Virgin Atlantic. Something to consider prior to booking your flight.

Can I find deals for flights from District of Columbia to London that include hotel bookings?

Yes. In addition to deals on District of Columbia to London flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from District of Columbia to London?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from District of Columbia to London.

Can I find deals for business class flights from District of Columbia to London?

Yes. Cheapflights offers flight deals from District of Columbia to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£241+ Cheap Flights from District of Columbia to London

Cheap flight deals from District of Columbia to London

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from District of Columbia to London
Explore the most affordable flight options available from District of Columbia to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 September 2026.

Sat 7/1117:15 -

1 stop11h 20m

Tue 10/1107:15 -

1 stop13h 30m

Deal found 9/9£503

Sat 7/1117:15 -

1 stop9h 40m

Tue 10/1108:50 -

1 stop15h 30m

Deal found 9/9£503

Sun 20/918:19 -

1 stop11h 31m

Tue 29/914:10 -

1 stop14h 00m

Deal found 9/9£503

Mon 14/1219:40 -

1 stop13h 25m

Mon 21/1208:00 -

1 stop15h 30m

Deal found 9/9£503

Tue 20/1020:30 -

2 stops14h 30m

Tue 27/1006:40 -

2 stops16h 50m

Deal found 9/9£503

Fri 2/1017:15 -

1 stop9h 35m

Tue 6/1008:30 -

1 stop12h 15m

Deal found 9/9£504

Sun 1/1119:40 -

1 stop14h 25m

Sat 7/1107:00 -

1 stop16h 30m

Deal found 9/9£504

Wed 30/920:20 -

1 stop15h 05m

Tue 6/1008:45 -

1 stop13h 00m

Deal found 9/9£505

Wed 28/1021:50 -

1 stop13h 25m

Sun 1/1108:30 -

1 stop15h 50m

Deal found 9/9£506

Mon 19/1020:30 -

2 stops16h 55m

Sun 8/1105:50 -

2 stops18h 15m

Deal found 8/9£506

Wed 9/1218:05 -

Nonstop7h 10m

Wed 16/1207:35 -

1 stop13h 45m

Deal found 8/9£506

Tue 3/1119:40 -

1 stop15h 00m

Wed 18/1108:20 -

1 stop15h 10m

Deal found 9/9£506

Best flights from District of Columbia to London
Discover carefully curated flight deals from District of Columbia to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 September 2026.

Tue 6/1011:05 -

2 stops19h 40m

Tue 13/1007:05 -

2 stops20h 50m

Deal found 6/9£531

Sun 20/921:45 -

1 stop13h 15m

Thu 1/1010:25 -

1 stop14h 10m

Deal found 9/9£549

Wed 2/1218:55 -

Nonstop7h 25m

Sun 6/1208:55 -

1 stop15h 25m

Deal found 8/9£572

Wed 28/1023:30 -

2 stops30h 30m

Wed 4/1116:35 -

1 stop27h 40m

Deal found 6/9£586

Tue 3/1112:30 -

2 stops24h 10m

Wed 18/1119:50 -

2 stops26h 25m

Deal found 9/9£619

Tue 6/1018:35 -

Nonstop7h 20m

Thu 15/1006:50 -

1 stop12h 25m

Deal found 8/9£629

Thu 29/1014:30 -

1 stop21h 50m

Tue 3/1117:20 -

1 stop24h 25m

Deal found 9/9£631

Tue 10/1119:40 -

1 stop10h 15m

Thu 15/415:40 -

1 stop32h 40m

Deal found 5/9£632

Sat 10/1006:20 -

1 stop9h 25m

Thu 15/1008:40 -

1 stop11h 07m

Deal found 4/9£661

Mon 9/1117:12 -

1 stop10h 23m

Tue 24/1112:35 -

1 stop12h 24m

Deal found 4/9£667

Fri 16/1017:30 -

1 stop9h 25m

Thu 22/1010:00 -

1 stop10h 35m

Deal found 5/9£687

Thu 8/1015:25 -

1 stop12h 15m

Fri 16/1009:15 -

1 stop11h 50m

Deal found 4/9£703

Mon 23/1114:58 -

2 stops18h 17m

Fri 27/1107:40 -

2 stops20h 31m

Deal found 6/9£901

Mon 2/1116:00 -

3 stops21h 00m

Sat 7/1115:40 -

3 stops28h 44m

Deal found 9/9£571

Sun 4/1017:00 -

1 stop11h 15m

Sun 11/1009:40 -

1 stop11h 39m

Deal found 9/9£587

Mon 25/117:25 -

2 stops22h 10m

Sat 30/116:35 -

1 stop33h 00m

Deal found 6/9£613

Tue 6/1022:05 -

Nonstop7h 35m

Tue 13/1009:55 -

1 stop10h 40m

Deal found 6/9£629

Wed 7/1021:40 -

1 stop31h 15m

Wed 14/1010:50 -

1 stop29h 40m

Deal found 6/9£631

Tue 27/1011:05 -

2 stops20h 40m

Tue 10/1121:30 -

3 stops22h 54m

Deal found 6/9£579

Tue 20/1013:20 -

2 stops15h 00m

Wed 9/1206:40 -

2 stops20h 24m

Deal found 8/9£650

Sat 7/1106:15 -

1 stop9h 44m

Tue 17/1109:20 -

1 stop11h 35m

Deal found 6/9£662

Wed 16/1212:35 -

2 stops13h 35m

Mon 21/1211:05 -

1 stop32h 25m

Deal found 7/9£667

Sat 26/1219:40 -

1 stop18h 50m

Fri 8/120:35 -

1 stop26h 55m

Deal found 8/9£689

Mon 7/1218:55 -

Nonstop7h 25m

Thu 10/1211:45 -

1 stop33h 10m

Deal found 4/9£629

Mon 25/118:15 -

1 stop10h 15m

Sat 30/110:00 -

1 stop10h 55m

Deal found 6/9£694

Fri 25/920:20 -

2 stops15h 05m

Wed 30/921:05 -

2 stops24h 55m

Deal found 5/9£650

Sun 8/1113:30 -

1 stop15h 25m

Fri 20/1117:20 -

1 stop31h 05m

Deal found 7/9£653

Wed 30/1222:30 -

1 stop11h 35m

Wed 6/109:35 -

2 stops34h 40m

Deal found 8/9£654

Tue 3/1106:00 -

2 stops33h 50m

Sun 8/1107:45 -

2 stops19h 14m

Deal found 6/9£598

Tue 5/111:05 -

2 stops17h 25m

Thu 21/108:40 -

1 stop12h 05m

Deal found 8/9£660

Find flight deals from District of Columbia to London

Round-trip from	£503
One-way from	£241
Popular in	June
Cheapest in	January
Average price	£657
Good round-trip deal	£764 or less
Good one-way deal	£341 or less

7/11-10/11
2 total stops
24h 50m total
District of Columbia to London

Search Deals

4/11-31/12
2 total stops
35h 05m total
District of Columbia to London

Search Deals

Highest demand for flights based on searches. 18% potential increase in price (£106 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£19 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Price to beat on a round-trip flight from District of Columbia to London (LON).

Search Deals

Price to beat on a one-way flight from District of Columbia to London (LON).

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from District of Columbia to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - STN London Stansted

IADSTN

Washington, D.C. Dulles Intl

Sat 28/11

17:25-18:25

2 stops20h 00m

London Stansted

Wed 31/12

00:00-18:00

Nonstop0h 00m

£241

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - LTN London Luton

IADLTN

Washington, D.C. Dulles Intl

Sat 19/9

11:25-11:25

2 stops43h 00m

London Luton

Wed 31/12

00:00-18:00

Nonstop0h 00m

£242

Washington, D.C.London

DCA Washington, D.C. Reagan-National - LHR London Heathrow

DCALHR

Washington, D.C. Reagan-National

Tue 27/10

15:54-06:55

1 stop11h 01m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£243

Washington, D.C.London

DCA Washington, D.C. Reagan-National - LHR London Heathrow

DCALHR

Washington, D.C. Reagan-National

Fri 27/11

11:00-06:55

1 stop14h 55m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£243

Washington, D.C.London

DCA Washington, D.C. Reagan-National - LHR London Heathrow

DCALHR

Washington, D.C. Reagan-National

Mon 26/10

06:15-21:40

1 stop11h 25m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£243

Washington, D.C.London

DCA Washington, D.C. Reagan-National - LHR London Heathrow

DCALHR

Washington, D.C. Reagan-National

Sun 29/11

06:00-20:55

1 stop9h 55m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£243

Washington, D.C.London

DCA Washington, D.C. Reagan-National - LHR London Heathrow

DCALHR

Washington, D.C. Reagan-National

Wed 7/10

06:30-20:45

1 stop9h 15m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£243

Washington, D.C.London

DCA Washington, D.C. Reagan-National - LHR London Heathrow

DCALHR

Washington, D.C. Reagan-National

Tue 12/1

09:00-07:10

2 stops17h 10m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£246

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - STN London Stansted

IADSTN

Washington, D.C. Dulles Intl

Fri 27/11

19:40-15:30

2 stops14h 50m

London Stansted

Wed 31/12

00:00-18:00

Nonstop0h 00m

£246

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - LGW London Gatwick

IADLGW

Washington, D.C. Dulles Intl

Wed 13/1

13:00-15:45

2 stops21h 45m

London Gatwick

Wed 31/12

00:00-18:00

Nonstop0h 00m

£246

Flights are sorted by cheapest return flights first.

Deals found on 4/9

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from District of Columbia to London

Have a flexible travel schedule? Discover the best time to fly to London from District of Columbia with our price prediction graph.

IAD-LGW

IAD-LTN

DCA-LHR

IAD-STN

IAD-LCY

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from District of Columbia to London

USDC-LON

IAD-LGW

IAD-LTN

DCA-LHR

IAD-STN

What is the cheapest month to book a flight from District of Columbia to London?

Currently, February is the cheapest month in which you can book a flight from District of Columbia to London (average of £492). Flying from District of Columbia to London in June is currently the most expensive (average of £933). 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.

What is the cheapest time of day to fly from DC to LON?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from District of Columbia to London as you normally would.

Weekly flight availability from District of Columbia to London

The most flights from USDC to LON are scheduled on a Monday (29 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (21 on average).

How much does it cost for a return flight from District of Columbia to London?

Airfare is below average for this route at the moment.

District of Columbia to London flights typically cost between £512 and £764 in November.
The cheapest return price found within the last 5 days was £503 on Multiple Airlines (7 Nov–10 Nov).

How far ahead should I book a flight from District of Columbia to London?

Booking 73 days in advance of your planned departure date is, on average, the best time to get cheap flights from District of Columbia to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Related info for your journey

How long is the flight from District of Columbia to London?
Departing from District of Columbia to London will take you 7h 25m. There are 3664 mi between District of Columbia and London. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines to fly from District of Columbia to London one-way?
For one-way options, check prices for TAP AIR PORTUGAL. According to our data, you can fly for as low as £161. Users have also found prices from £211 and £240 on Virgin Atlantic and JetBlue, respectively.
What are the most popular routes from District of Columbia to London?
The most popular flight routes from District of Columbia to London are Washington, D.C. Dulles Intl - London Heathrow, Washington, D.C. Dulles Intl - London Gatwick and Washington, D.C. Dulles Intl - London Stansted.
What are the most reliable airlines from District of Columbia to London?
Before booking your flight to London from District of Columbia, check out the most reliable airlines to get you to your destination on time: SAUDIA (69%), Aer Lingus (68%), Iberia( 68%).
What are the cheapest flights from District of Columbia to London?
Looking for the cheapest flight from District of Columbia to London? While on average our users pay £608, our data indicates the cheapest price to be £224. The most popular route (Washington, D.C. Dulles Intl - London Heathrow), is priced around £398.
Can I find deals for flights from District of Columbia to London that include hotel bookings?
Yes. In addition to deals on District of Columbia to London flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from District of Columbia to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from District of Columbia to London.
Can I find deals for business class flights from District of Columbia to London?
Yes. Cheapflights offers flight deals from District of Columbia to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from District of Columbia to London?
Currently, February is the cheapest month in which you can book a flight from District of Columbia to London (average of £492). Flying from District of Columbia to London in June is currently the most expensive (average of £933). 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.

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Top 5 airlines flying from District of Columbia to London

Airline	Cheapest	Average	Flexibility	On-time
Icelandair	Cheapest£390	Average£631	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
British Airways	Cheapest£425	Average£643	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Virgin Atlantic	Cheapest£446	Average£586	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
United Airlines	Cheapest£489	Average£716	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Delta	Cheapest£588	Average£954	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights

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How does Cheapflights help users find flights from District of Columbia to London?

Cheapflights helps you search for flights from District of Columbia to London via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from District of Columbia to London?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from District of Columbia to London for you. Better yet — we are completely free to use.

Can Cheapflights find flights from District of Columbia to London with no change fees?

Yes, we can. To see specific flights from District of Columbia to London with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from District of Columbia to London become cheaper?

Of course! You can now track prices for flights from District of Columbia to London and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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Cheap flights from District of Columbia to London from £241

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from District of Columbia to London

Cheapest flights from District of Columbia to LondonExplore the most affordable flight options available from District of Columbia to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 September 2026.

Explore the most affordable flight options available from District of Columbia to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 September 2026.

Best flights from District of Columbia to LondonDiscover carefully curated flight deals from District of Columbia to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 September 2026.

Discover carefully curated flight deals from District of Columbia to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 September 2026.

Direct flights from District of Columbia to LondonExplore direct flight options from District of Columbia to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 9 September 2026.

Explore direct flight options from District of Columbia to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 9 September 2026.

Last-minute flights from District of Columbia to LondonDiscover last-minute flight deals from District of Columbia to London. Data last updated 9 September 2026 and is based on user searches.

Discover last-minute flight deals from District of Columbia to London. Data last updated 9 September 2026 and is based on user searches.

One-way flights from District of Columbia to LondonSearch for one-way flight options from District of Columbia to London. Find affordable one-way fares based on user searches. Data last updated 9 September 2026.

Search for one-way flight options from District of Columbia to London. Find affordable one-way fares based on user searches. Data last updated 9 September 2026.

Find flight deals from District of Columbia to London

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

Use the filters below to find and compare flights from District of Columbia to London that are best for you.

Best time to book a flight from District of Columbia to London

Have a flexible travel schedule? Discover the best time to fly to London from District of Columbia with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from District of Columbia to London?

What is the cheapest time of day to fly from DC to LON?

Find hourly flight availability from District of Columbia to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 9 September 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from District of Columbia to London as you normally would.

Weekly flight availability from District of Columbia to London

The most flights from USDC to LON are scheduled on a Monday (29 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (21 on average).

How much does it cost for a return flight from District of Columbia to London?

Airfare is below average for this route at the moment.

District of Columbia to London flights typically cost between £512 and £764 in November.The cheapest return price found within the last 5 days was £503 on Multiple Airlines (7 Nov–10 Nov).

How far ahead should I book a flight from District of Columbia to London?

Booking 73 days in advance of your planned departure date is, on average, the best time to get cheap flights from District of Columbia to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Related info for your journey

How long is the flight from District of Columbia to London?

What are the cheapest airlines to fly from District of Columbia to London one-way?

What are the most popular routes from District of Columbia to London?

What are the most reliable airlines from District of Columbia to London?

What are the cheapest flights from District of Columbia to London?

Can I find deals for flights from District of Columbia to London that include hotel bookings?

How can I find direct flights from District of Columbia to London?

Can I find deals for business class flights from District of Columbia to London?

What is the cheapest month to book a flight from District of Columbia to London?

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Alternative routes for District of Columbia to London

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Complete your trip

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Explore flights to London departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 9 September 2026.

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District of Columbia to London flights

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Can Cheapflights notify me if prices for flights from District of Columbia to London become cheaper?

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Cheapest flights from District of Columbia to London
Explore the most affordable flight options available from District of Columbia to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 September 2026.

Best flights from District of Columbia to London
Discover carefully curated flight deals from District of Columbia to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 September 2026.

Direct flights from District of Columbia to London
Explore direct flight options from District of Columbia to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 9 September 2026.

Last-minute flights from District of Columbia to London
Discover last-minute flight deals from District of Columbia to London. Data last updated 9 September 2026 and is based on user searches.

One-way flights from District of Columbia to London
Search for one-way flight options from District of Columbia to London. Find affordable one-way fares based on user searches. Data last updated 9 September 2026.

District of Columbia to London flights typically cost between £512 and £764 in November.
The cheapest return price found within the last 5 days was £503 on Multiple Airlines (7 Nov–10 Nov).