District of Columbia

$506+ Cheap flights from London (LON) to District of Columbia

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/30. Fares are subject to change and may not be available on all flights or dates of travel.
LON — IAD
Oct 15 — Oct 221
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Cheap flight deals from London to District of Columbia

Keep the following information in mind while searching for London to District of Columbia flight deals. Data was last updated September 15, 2025.

Round-trip from

$535
(Expedia)

One-way from

$506
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$666

Good round-trip deal

$659 or less

Good one-way deal

$693 or less
From London (LON) to District of Columbia
One-way flight from London (LON) to District of Columbia
Highest demand for flights based on searches. 10% potential increase in price ($90 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($14 potential savings vs. average RT price).
Average for round-trip flights in September 2025
Price to beat on a round-trip flight from London (LON) to District of Columbia.
Price to beat on a one-way flight from London (LON) to District of Columbia.

Find flight deals from London to District of Columbia

Cheapest flights from London to District of Columbia
Explore the most affordable flight options available from London to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This SWISS deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/278:05 pmLHR - IAD
1 stop23h 30mSWISS
Fri 11/78:30 pmIAD - LHR
1 stop11h 30mSWISS
Deal found 9/13$535
This TravelUp deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/28:40 amLHR - DCA
2 stops19h 27mVirgin Atlantic
Mon 12/154:05 pmDCA - LHR
1 stop33h 20mVirgin Atlantic
Deal found 9/14$535
This United Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/296:35 amLHR - IAD
1 stop18h 30mUnited Airlines
Mon 11/1010:15 pmIAD - LHR
Nonstop7h 35mUnited Airlines
Deal found 9/13$536
This Air Canada deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/511:10 amLHR - DCA
2 stops15h 46mMultiple Airlines
Mon 11/104:10 pmDCA - LHR
1 stop10h 00mMultiple Airlines
Deal found 9/14$536
This American Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/33:05 pmLGW - DCA
1 stop13h 02mAmerican Airlines
Sun 10/53:35 pmDCA - LGW
1 stop11h 15mAmerican Airlines
Deal found 9/14$537
This TravelUp deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/206:50 amLHR - IAD
1 stop12h 35mMultiple Airlines
Sun 9/2110:20 amIAD - LHR
1 stop20h 30mMultiple Airlines
Deal found 9/12$537
This Mytrip deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/41:25 pmLGW - IAD
1 stop11h 05mMultiple Airlines
Tue 11/115:05 pmIAD - LGW
1 stop19h 10mMultiple Airlines
Deal found 9/13$537
This United Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/29:30 amLHR - IAD
1 stop11h 20mUnited Airlines
Sun 12/710:15 pmIAD - LHR
Nonstop7h 35mUnited Airlines
Deal found 9/14$538
This Mytrip deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/238:55 amLGW - IAD
1 stop15h 00mMultiple Airlines
Mon 10/276:05 pmIAD - LGW
1 stop11h 10mMultiple Airlines
Deal found 9/13$538
This Air Canada deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/296:50 amLHR - DCA
2 stops13h 06mAir Canada
Wed 11/512:55 pmDCA - LHR
2 stops13h 15mAir Canada
Deal found 9/14$538
This United Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/217:30 amLHR - IAD
1 stop12h 45mUnited Airlines
Tue 10/76:15 amIAD - LHR
1 stop9h 25mUnited Airlines
Deal found 9/14$539
This Air Canada deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/79:00 amLHR - DCA
2 stops15h 45mAir Canada
Mon 11/1011:05 amDCA - LHR
1 stop15h 05mAir Canada
Deal found 9/13$539

Cheapflights Fare Finder

 
Customize your flight search to find flights from London to District of Columbia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from London to District of Columbia that are best for you.

Fly from

London

Fly to

District of Columbia

Route

Depart

Return

Price

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Tue 12/2

8:40 am-11:07 pm

2 stops19h 27m

Washington, D.C. Reagan-National

Mon 12/15

4:05 pm-6:25 am

1 stop33h 20m

$535

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Wed 10/29

11:10 am-9:05 pm

1 stop13h 55m

Washington, D.C. Dulles Intl

Fri 11/7

6:00 am-8:35 pm

1 stop9h 35m

$536

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Sat 10/4

3:05 pm-2:35 pm

1 stop28h 30m

Washington, D.C. Dulles Intl

Fri 10/17

10:25 pm-10:40 am

Nonstop7h 15m

$536

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Mon 12/8

7:40 am-3:35 pm

1 stop12h 55m

Washington, D.C. Dulles Intl

Tue 1/13

6:20 pm-6:40 am

Nonstop7h 20m

$536

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Thu 10/9

9:30 am-3:50 pm

1 stop11h 20m

Washington, D.C. Dulles Intl

Mon 10/13

10:25 pm-10:40 am

Nonstop7h 15m

$538

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Thu 11/6

9:00 am-7:45 pm

2 stops15h 45m

Washington, D.C. Reagan-National

Mon 11/10

12:55 pm-7:10 am

2 stops13h 15m

$539

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Mon 12/1

9:00 am-7:45 pm

2 stops15h 45m

Washington, D.C. Reagan-National

Mon 12/8

11:05 am-7:10 am

1 stop15h 05m

$539

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Thu 12/11

12:05 pm-11:21 pm

2 stops16h 16m

Washington, D.C. Dulles Intl

Tue 1/13

5:38 pm-8:25 am

1 stop9h 47m

$539

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Thu 10/9

6:50 am-3:51 pm

2 stops14h 01m

Washington, D.C. Reagan-National

Mon 10/20

12:55 pm-6:30 am

1 stop12h 35m

$540

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Thu 10/2

6:50 am-3:51 pm

2 stops14h 01m

Washington, D.C. Reagan-National

Tue 10/7

9:40 am-6:30 am

1 stop15h 50m

$540

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 60 results
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Best time to book a flight from London to District of Columbia

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

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

Currently, August is the cheapest month in which you can book a flight from London to District of Columbia (average of $292). Flying from London to District of Columbia in April is currently the most expensive (average of $337). 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 LON to DC?

Find hourly flight availability from London to District of Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

When flying from London to District of Columbia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from London to District of Columbia

Explore weekly flight availability from London to District of Columbia. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 15, 2025.

The most flights from LON to USDC are scheduled on a Monday (28 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (20 on average).

How much does it cost to fly round-trip from London to District of Columbia?

Reviews of airlines servicing District of Columbia

Get insights into the airlines that provide service to District of Columbia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to District of Columbia. Reviews last updated September 15, 2025.
Get a feel of what it's like to fly with United Airlines, Virgin Atlantic, and American Airlines from London to District of Columbia by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.1

Crew

8.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Entertainment

7.1

Crew

8.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Entertainment

7.1

Crew

8.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Entertainment

7.1

Crew

8.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Entertainment

7.1

Crew

8.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Entertainment

7.1

Crew

8.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

Find useful and relevant information for your journey from London to District of Columbia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How long is the flight from London to District of Columbia?

    Virgin Atlantic, United Airlines, and Austrian Airlines can get you from London to District of Columbia in just under 13h 55m. Your travel time can differ by up to 14h 35m. The distance from London to District of Columbia is about 3664 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    $513 is the cheapest one-way deal found within the past few days, from Icelandair. You may also be able to find cheap deals on TAP AIR PORTUGAL and British Airways, with prices starting from $521 and $535, respectively.

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

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

    Before booking your flight to District of Columbia from London, check out the most reliable airlines to get you to your destination on time: KLM (85%), Air France (85%), Delta( 85%).

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

    Looking for the cheapest flight from London to District of Columbia? While on average our users pay $1,014, our data indicates the cheapest price to be $564. The most popular route (London Heathrow - Washington, D.C. Dulles Intl), is priced around $441.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London to District of Columbia 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 London to District of Columbia?

    Currently, August is the cheapest month in which you can book a flight from London to District of Columbia (average of $292). Flying from London to District of Columbia in April is currently the most expensive (average of $337). 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.

See more FAQs

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Alternative routes for London to District of Columbia

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from London to District of Columbia

Discover the top 10 airlines that operate flights from London to District of Columbia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$304Average$387FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$320Average$949FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$390Average$833FlexibilityNo cancel feeOn-time77%
Austrian AirlinesCheapest$431Average$984FlexibilityNo cancel feeOn-time78%
TAP AIR PORTUGALCheapest$473Average$714FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$490Average$680FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$562Average$741FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$567Average$826FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$595Average$843FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$635Average$663FlexibilityNo cancel feeOn-time67%

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