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

$446 is the cheapest one-way deal found within the past few days, from TAP AIR PORTUGAL. You may also be able to find cheap deals on WestJet and Aer Lingus, with prices starting from $503 and $575, respectively.

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

When deciding which route to take from London to District of Columbia consider London Heathrow - Washington, D.C. Dulles Intl, London Heathrow - Washington, D.C. Reagan-National or London Gatwick - Washington, D.C. Dulles Intl as they are the most popular.

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 $1,570, our data indicates the cheapest price to be $470. The most popular route (London Heathrow - Washington, D.C. Dulles Intl), is priced around $559.

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: United Airlines (92%), Air Canada (90%), Austrian Airlines( 90%).

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

When booking a flight from London to District of Columbia, you may want to consider flying on American Airlines, British Airways or Delta as they are the most popular for this route.

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

Users have found that booking a flight from London to District of Columbia at least 50 days early can save you up to 34% on average compared to booking a flight this week. If booking 50 days before your flight isn’t an option for you, users have found flights from London to District of Columbia for as little as $721 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $940 for flights departing within the next 3 days.

What is the cheapest month to fly from London to District of Columbia?

Our data shows that February tends to be the cheapest month to fly to District of Columbia from London. Users have commonly found prices around $734 for the month, but tickets can be as low as $305. Due to multiple factors, prepare for potentially higher prices in July.

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.

$340+ Flights from London to District of Columbia

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from London to District of Columbia with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from London to District of Columbia

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$621 (ChecknFly)
One-way from	$340 (Mytrip)
Popular in	July
Cheapest in	February
Average price	$703
Good round-trip deal	$702 or less
Good one-way deal	$668 or less

Provider with most accurate pricing for London (LON)-Washington, D.C. (WAS) flight deals.

Search Deals

Provider most trusted by Cheapflights users for London (LON)-Washington, D.C. (WAS) flights.

Search Deals

From London (LON) to District of Columbia

Search Deals

One-way flight from London (LON) to District of Columbia

Search Deals

Highest demand for flights based on searches. 11% potential increase in price ($98 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

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

Search Deals

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

Search Deals

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 abril 17, 2025.

jue. 4/246:55 amSTN - IAD

2 stops17h 25mMultiple Airlines

dom. 5/118:30 pmIAD - STN

2 stops19h 45mMultiple Airlines

Deal found 4/16

$564

jue. 10/1611:55 amLHR - DCA

1 stop11h 49mIcelandair

lun. 11/37:55 pmDCA - LHR

1 stop29h 00mIcelandair

Deal found 4/16

$622

jue. 5/229:00 amLHR - IAD

1 stop15h 25mLufthansa

sáb. 5/3110:23 pmIAD - LHR

2 stops27h 12mLufthansa

Deal found 4/17

$624

mié. 4/239:25 pmLHR - IAD

1 stop26h 55mIcelandair

jue. 5/18:30 pmIAD - LHR

1 stop10h 25mIcelandair

Deal found 4/17

$626

sáb. 9/612:10 pmLGW - DCA

1 stop13h 41mJetBlue

lun. 9/81:45 pmDCA - LGW

1 stop14h 50mJetBlue

Deal found 4/17

$628

lun. 5/59:00 amLTN - IAD

1 stop14h 55mMultiple Airlines

sáb. 5/105:20 pmIAD - LTN

1 stop11h 10mMultiple Airlines

Deal found 4/17

$628

vie. 10/176:40 amLHR - IAD

1 stop18h 19mScandinavian Airlines

vie. 11/78:30 pmIAD - LHR

2 stops17h 00mScandinavian Airlines

Deal found 4/17

$630

jue. 5/18:25 amLHR - DCA

1 stop14h 35mJetBlue

jue. 5/810:10 amDCA - LHR

1 stop15h 20mJetBlue

Deal found 4/16

$636

jue. 4/2411:05 amLGW - IAD

2 stops13h 15mMultiple Airlines

mié. 4/308:30 pmIAD - LGW

2 stops15h 35mMultiple Airlines

Deal found 4/17

$637

mié. 4/233:40 pmLGW - IAD

1 stop32h 40mIcelandair

mié. 5/78:30 pmIAD - LGW

1 stop10h 15mIcelandair

Deal found 4/17

$640

sáb. 5/242:05 pmLHR - DCA

1 stop25h 14mLufthansa

sáb. 5/317:30 pmDCA - LHR

2 stops35h 20mLufthansa

Deal found 4/17

$645

mié. 5/2112:40 pmLGW - DCA

1 stop14h 48mMultiple Airlines

mié. 5/286:50 pmDCA - LGW

1 stop10h 55mMultiple Airlines

Deal found 4/17

$651

Best flights from London to District of Columbia
Discover carefully curated flight deals from London to District of Columbia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated abril 17, 2025.

sáb. 5/39:30 amLHR - IAD

1 stop11h 20mLufthansa

sáb. 5/2410:23 pmIAD - LHR

2 stops32h 27mLufthansa

Deal found 4/16

$621

jue. 5/1511:55 amLHR - DCA

1 stop16h 03mIcelandair

lun. 5/266:09 amDCA - LHR

1 stop22h 21mIcelandair

Deal found 4/17

$624

sáb. 9/612:10 pmLGW - DCA

1 stop13h 41mJetBlue

lun. 9/81:45 pmDCA - LGW

1 stop14h 50mJetBlue

Deal found 4/17

$628

lun. 5/59:00 amLTN - IAD

1 stop14h 55mMultiple Airlines

sáb. 5/105:20 pmIAD - LTN

1 stop11h 10mMultiple Airlines

Deal found 4/17

$628

sáb. 5/316:40 amLHR - IAD

1 stop18h 19mScandinavian Airlines

sáb. 6/710:05 pmIAD - LHR

1 stop15h 25mScandinavian Airlines

Deal found 4/16

$647

mar. 9/306:00 amLHR - IAD

1 stop14h 20mTAP AIR PORTUGAL

jue. 10/25:50 pmIAD - LHR

1 stop24h 05mTAP AIR PORTUGAL

Deal found 4/16

$665

jue. 5/88:40 amLHR - IAD

1 stop11h 55mVirgin Atlantic

dom. 5/115:50 pmIAD - LHR

Nonstop7h 30mVirgin Atlantic

Deal found 4/16

$683

lun. 4/286:00 amLHR - IAD

1 stop13h 35mAustrian Airlines

lun. 5/1210:15 pmIAD - LHR

Nonstop7h 25mAustrian Airlines

Deal found 4/17

$687

mié. 4/308:40 amLHR - IAD

1 stop12h 35mUnited Airlines

mié. 5/1410:15 pmIAD - LHR

Nonstop7h 25mUnited Airlines

Deal found 4/16

$704

jue. 5/156:50 amLHR - DCA

2 stops13h 59mAir Canada

mar. 5/204:35 pmDCA - LHR

1 stop12h 25mAir Canada

Deal found 4/17

$704

lun. 4/2812:35 pmLHR - IAD

Nonstop8h 25mAir France

jue. 5/85:50 pmIAD - LHR

Nonstop7h 30mAir France

Deal found 4/16

$707

jue. 5/87:20 pmLCY - IAD

1 stop24h 55mSWISS

dom. 5/118:45 pmIAD - LCY

1 stop15h 45mSWISS

Deal found 4/16

$717

Last-minute flights from London to District of Columbia
Discover last-minute flight deals from London to District of Columbia. Data last updated abril 17, 2025 and is based on user searches.

mié. 4/239:25 pmLHR - IAD

1 stop26h 55mIcelandair

jue. 5/18:30 pmIAD - LHR

1 stop10h 25mIcelandair

Deal found 4/17

$626

mié. 4/233:40 pmLGW - IAD

1 stop32h 40mIcelandair

mié. 5/78:30 pmIAD - LGW

1 stop10h 15mIcelandair

Deal found 4/17

$640

jue. 4/246:55 amSTN - IAD

2 stops17h 25mMultiple Airlines

dom. 5/118:30 pmIAD - STN

2 stops19h 45mMultiple Airlines

Deal found 4/16

$564

jue. 4/2411:05 amLGW - IAD

2 stops13h 15mMultiple Airlines

mié. 4/308:30 pmIAD - LGW

2 stops15h 35mMultiple Airlines

Deal found 4/17

$637

jue. 4/248:45 amLTN - IAD

2 stops15h 35mMultiple Airlines

mié. 4/308:30 pmIAD - LTN

2 stops19h 15mMultiple Airlines

Deal found 4/17

$650

jue. 4/248:40 amLHR - IAD

1 stop12h 35mMultiple Airlines

mié. 4/305:30 pmIAD - LHR

1 stop13h 50mMultiple Airlines

Deal found 4/17

$684

jue. 4/248:20 amLHR - IAD

1 stop12h 30mBritish Airways

jue. 5/17:25 pmIAD - LHR

Nonstop7h 20mBritish Airways

Deal found 4/17

$695

jue. 4/2410:30 amLHR - DCA

2 stops15h 38mMultiple Airlines

mié. 4/3012:55 pmDCA - LHR

2 stops12h 35mMultiple Airlines

Deal found 4/17

$695

jue. 4/249:00 amLHR - IAD

1 stop12h 20mVirgin Atlantic

mié. 4/305:50 pmIAD - LHR

Nonstop7h 30mVirgin Atlantic

Deal found 4/16

$696

vie. 4/258:40 amLHR - IAD

1 stop12h 35mSWISS

jue. 5/18:45 pmIAD - LHR

1 stop11h 15mSWISS

Deal found 4/17

$700

sáb. 4/2611:05 amLHR - IAD

1 stop32h 06mAustrian Airlines

dom. 4/2710:15 pmIAD - LHR

Nonstop7h 25mAustrian Airlines

Deal found 4/17

$666

sáb. 4/262:25 pmLHR - DCA

1 stop12h 50mAmerican Airlines

sáb. 5/102:54 pmDCA - LHR

1 stop14h 21mAmerican Airlines

Deal found 4/16

$701

One-way flights from London to District of Columbia
Search for one-way flight options from London to District of Columbia. Find affordable one-way fares based on user searches. Data last updated abril 17, 2025.

mar. 5/62:50 pmSTN - IAD

2 stops29h 30mMultiple Airlines

Deal found 4/15

$340

mar. 5/68:50 pmLHR - IAD

2 stops23h 30mMultiple Airlines

Deal found 4/15

$379

jue. 5/88:00 amLHR - IAD

1 stop12h 20mTAP AIR PORTUGAL

Deal found 4/16

$446

mié. 5/74:25 pmLGW - IAD

1 stop27h 55mTAP AIR PORTUGAL

Deal found 4/17

$448

mar. 6/177:00 amSEN - IAD

2 stops18h 50mMultiple Airlines

Deal found 4/16

$461

sáb. 6/147:00 amLTN - IAD

3 stops32h 16mMultiple Airlines

Deal found 4/17

$462

dom. 6/2210:45 amLGW - DCA

2 stops27h 07mMultiple Airlines

Deal found 4/17

$463

mié. 5/217:10 amLGW - IAD

2 stops18h 40mMultiple Airlines

Deal found 4/17

$463

jue. 5/810:45 amLGW - DCA

3 stops17h 04mWestJet

Deal found 4/17

$503

jue. 5/226:55 amLCY - IAD

2 stops18h 55mMultiple Airlines

Deal found 4/17

$529

vie. 7/47:40 amLHR - DCA

2 stops15h 22mMultiple Airlines

Deal found 4/17

$554

mar. 6/172:10 pmLHR - IAD

1 stop32h 44mWestJet

Deal found 4/16

$569

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

jue. 5/22

9:00 am-7:25 pm

1 stop15h 25m

Washington, D.C. Dulles Intl

sáb. 5/31

10:23 pm-6:35 am

2 stops27h 12m

$624

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

jue. 5/15

11:55 am-10:58 pm

1 stop16h 03m

Washington, D.C. Reagan-National

lun. 5/26

6:09 am-9:30 am

1 stop22h 21m

$624

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

lun. 4/28

9:25 pm-7:20 pm

1 stop26h 55m

Washington, D.C. Dulles Intl

lun. 5/12

8:30 pm-8:20 pm

1 stop18h 50m

$626

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

sáb. 9/6

12:10 pm-8:51 pm

1 stop13h 41m

Washington, D.C. Reagan-National

lun. 9/8

1:45 pm-9:35 am

1 stop14h 50m

$628

LondonWashington, D.C.

LTN - IAD

LTNIAD

London Luton

lun. 5/5

9:00 am-6:55 pm

1 stop14h 55m

Washington, D.C. Dulles Intl

sáb. 5/10

5:20 pm-9:30 am

1 stop11h 10m

$628

LondonWashington, D.C.

STN - IAD

STNIAD

London Stansted

mar. 5/13

10:05 pm-3:20 pm

2 stops22h 15m

Washington, D.C. Dulles Intl

lun. 5/26

2:25 pm-2:00 pm

2 stops18h 35m

$630

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

jue. 5/1

8:25 am-6:00 pm

1 stop14h 35m

Washington, D.C. Reagan-National

jue. 5/8

10:10 am-6:30 am

1 stop15h 20m

$636

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

jue. 5/1

6:00 am-3:20 pm

1 stop14h 20m

Washington, D.C. Dulles Intl

lun. 5/5

10:20 pm-5:45 pm

1 stop14h 25m

$638

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

mié. 4/30

3:40 pm-7:20 pm

1 stop32h 40m

Washington, D.C. Dulles Intl

jue. 5/8

8:30 pm-2:40 pm

1 stop13h 10m

$638

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

lun. 5/5

8:40 am-3:50 pm

1 stop12h 10m

Washington, D.C. Dulles Intl

sáb. 5/10

5:20 pm-8:15 am

1 stop9h 55m

$641

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Showing 1-10 of 60 results

...

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 $309). Flying from London to District of Columbia in June is currently the most expensive (average of $383). 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?

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

The most flights from LON to USDC are scheduled on a Monday (25 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (16 on average).

Rainfall in District of Columbia by month

In terms of precipitation, rainfall in District of Columbia ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit District of Columbia when rainfall is around 2.6 in.

Temperature in District of Columbia by month

If weather is an important factor for your trip to District of Columbia, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing District of Columbia

Get a feel of what it's like to fly with Delta, KLM and LOT from London to District of Columbia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,916 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very good

7,916 reviews

Delta

8.0

Very good

7,916 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM

7.8

Good

1,327 reviews

Delta

8.0

Very good

7,916 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

LOT

7.6

Good

1,065 reviews

Delta

8.0

Very good

7,916 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair

7.6

Good

1,269 reviews

Delta

8.0

Very good

7,916 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

SWISS

7.5

Good

1,580 reviews

Delta

8.0

Very good

7,916 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

What are the cheapest airlines to fly from London to District of Columbia one-way?
$446 is the cheapest one-way deal found within the past few days, from TAP AIR PORTUGAL. You may also be able to find cheap deals on WestJet and Aer Lingus, with prices starting from $503 and $575, respectively.
What are the most popular routes from London to District of Columbia?
When deciding which route to take from London to District of Columbia consider London Heathrow - Washington, D.C. Dulles Intl, London Heathrow - Washington, D.C. Reagan-National or London Gatwick - Washington, D.C. Dulles Intl as they are the most popular.
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: United Airlines (92%), Air Canada (90%), Austrian Airlines( 90%).
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 $1,570, our data indicates the cheapest price to be $470. The most popular route (London Heathrow - Washington, D.C. Dulles Intl), is priced around $559.
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 $309). Flying from London to District of Columbia in June is currently the most expensive (average of $383). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for London to District of Columbia

Heathrow to John F Kennedy Intl flights

Heathrow to Newark flights

Gatwick to John F Kennedy Intl flights

Heathrow to LaGuardia flights

London City to John F Kennedy Intl flights

Gatwick to Newark flights

London City to Newark flights

Gatwick to LaGuardia flights

Heathrow to Los Angeles flights

Heathrow to Boston flights

Heathrow to Orlando flights

Heathrow to Miami flights

Heathrow to O'Hare Intl flights

Heathrow to San Francisco flights

Stansted to John F Kennedy Intl flights

Heathrow to Dallas/Fort Worth flights

Luton to John F Kennedy Intl flights

Manchester to John F Kennedy Intl flights

Heathrow to Seattle flights

Heathrow to Dulles Intl flights

Gatwick to Boston flights

Manchester to Orlando flights

Heathrow to Las Vegas flights

Heathrow to Baltimore flights

London City to Los Angeles flights

Heathrow to Hobby flights

Gatwick to Orlando flights

Heathrow to Atlanta flights

London City to Boston flights

Stansted to Newark flights

Manchester to Newark flights

Edinburgh to Newark flights

London City to Miami flights

Heathrow to Tampa flights

Edinburgh to John F Kennedy Intl flights

Heathrow to George Bush Intcntl flights

Heathrow to Denver flights

Gatwick to San Francisco flights

Gatwick to Miami flights

London City to San Francisco flights

Heathrow to Charlotte flights

Luton to Los Angeles flights

Heathrow to Ontario flights

Heathrow to Raleigh flights

Manchester to LaGuardia flights

Gatwick to Los Angeles flights

Heathrow to Nashville flights

Top 10 airlines flying from London to District of Columbia

Airline	Cheapest	Average	Flexibility	On-time
PLAY	Cheapest$304	Average$524	FlexibilityNo cancel fee	On-timeN/A
Scandinavian Airlines	Cheapest$390	Average$833	FlexibilityNo cancel fee	On-time77%
Austrian Airlines	Cheapest$431	Average$1,181	FlexibilityNo cancel fee	On-time78%
Icelandair	Cheapest$486	Average$851	FlexibilityNo cancel fee	On-time76%
TAP AIR PORTUGAL	Cheapest$564	Average$814	FlexibilityNo cancel fee	On-timeN/A
Iberia	Cheapest$586	Average$1,021	FlexibilityNo cancel fee	On-time77%
British Airways	Cheapest$594	Average$886	FlexibilityNo cancel fee	On-time70%
American Airlines	Cheapest$619	Average$829	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$652	Average$925	FlexibilityNo cancel fee	On-timeN/A
Aer Lingus	Cheapest$660	Average$816	FlexibilityNo cancel fee	On-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$340+ 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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from London to District of Columbia with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

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 abril 17, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from London to District of Columbia

Cheapest flights from London to District of ColumbiaExplore 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 abril 17, 2025.

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 abril 17, 2025.

Cheapflights Fare Finder

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

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.

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?

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 abril 17, 2025.

Weekly flight availability from London to District of Columbia

Rainfall in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average rainfall totals by month.

Temperature in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average temperature totals by month.

Reviews of airlines servicing District of Columbia

Get a feel of what it's like to fly with Delta, KLM and LOT from London to District of Columbia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

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.

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

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

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

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

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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

100% Free

Book with Flexibility

Travel Smart

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 abril 17, 2025.