United Kingdom

$252+ Cheap flights from District of Columbia to the United Kingdom

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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LHR
Apr 27 — May 41
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Cheap flight deals from District of Columbia to United Kingdom

Keep the following information in mind while searching for District of Columbia to United Kingdom flight deals. Data was last updated April 22, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$608
(oojo)

One-way from

$252
(Mytrip)

Popular in

June

Cheapest in

January

Average price

$711

Good round-trip deal

$679 or less

Good one-way deal

$486 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-London (LON) flight deals.
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-London (LON) flights.
From District of Columbia to United Kingdom
One-way flight from District of Columbia to United Kingdom
Highest demand for flights based on searches. 13% potential increase in price ($112 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
Average for round-trip flights in April 2025
Price to beat on a round-trip flight from District of Columbia to United Kingdom.
Price to beat on a one-way flight from District of Columbia to United Kingdom.

Find flight deals from District of Columbia to United Kingdom

Cheapest flights from District of Columbia to United Kingdom
Explore the most affordable flight options available from District of Columbia to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.

This oojo deal was found by Cheapflights users on 4/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/68:30 pmIAD - LGW
1 stop13h 10mIcelandair
Tue 5/133:40 pmLGW - IAD
1 stop32h 40mIcelandair
Deal found 4/21$608
This Scandinavian Airlines deal was found by Cheapflights users on 4/21. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2210:05 pmIAD - LHR
2 stops29h 50mScandinavian Airlines
Thu 10/910:20 amLHR - IAD
1 stop14h 39mScandinavian Airlines
Deal found 4/21$608
This Cheapflightsfares deal was found by Cheapflights users on 4/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2210:20 pmIAD - LGW
2 stops17h 05mTAP AIR PORTUGAL
Tue 9/3010:35 amLGW - IAD
1 stop15h 15mTAP AIR PORTUGAL
Deal found 4/21$611
This Gotogate deal was found by Cheapflights users on 4/22. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/48:30 pmIAD - LHR
1 stop10h 25mIcelandair
Thu 8/149:25 pmLHR - IAD
1 stop29h 45mIcelandair
Deal found 4/22$611
This Trip.com deal was found by Cheapflights users on 4/21. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/154:30 pmIAD - LCY
1 stop12h 35mITA Airways
Mon 9/224:50 pmLCY - IAD
1 stop26h 50mITA Airways
Deal found 4/21$612
This JetBlue deal was found by Cheapflights users on 4/21. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/16:15 amDCA - LHR
1 stop9h 30mJetBlue
Thu 5/811:55 amLHR - DCA
1 stop16h 03mJetBlue
Deal found 4/21$613
This JetBlue deal was found by Cheapflights users on 4/22. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/216:55 pmDCA - LGW
1 stop9h 40mJetBlue
Fri 9/2612:10 pmLGW - DCA
1 stop13h 41mJetBlue
Deal found 4/22$616
This Gotogate deal was found by Cheapflights users on 4/22. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/115:20 pmIAD - LHR
1 stop12h 00mAer Lingus
Tue 5/209:50 amLHR - IAD
1 stop11h 00mAer Lingus
Deal found 4/22$619
This oojo deal was found by Cheapflights users on 4/22. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2810:30 pmIAD - LHR
1 stop19h 10mTAP AIR PORTUGAL
Fri 1/96:30 pmLHR - IAD
1 stop25h 45mTAP AIR PORTUGAL
Deal found 4/22$625
This Cheapflightsfares deal was found by Cheapflights users on 4/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/35:50 pmIAD - LHR
Nonstop7h 25mIberia
Wed 9/106:15 amLHR - IAD
1 stop13h 45mIberia
Deal found 4/22$627
This Kiwi.com deal was found by Cheapflights users on 4/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1910:05 pmIAD - STN
1 stop10h 55mMultiple Airlines
Mon 8/258:00 amSTN - IAD
1 stop16h 59mMultiple Airlines
Deal found 4/20$636
This Gotogate deal was found by Cheapflights users on 4/22. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/119:40 amDCA - LHR
1 stop15h 50mAir Canada
Tue 5/209:30 amLHR - DCA
1 stop11h 19mAir Canada
Deal found 4/22$641

Cheapflights Fare Finder

Customize your flight search to find flights from District of Columbia to United Kingdom 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 April 22, 2025.
Use the filters below to find and compare flights from District of Columbia to the United Kingdom that are best for you.

Fly from

District of Columbia

Fly to

United Kingdom

Route

Depart

Return

Price

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Tue 5/6

8:30 pm-2:40 pm

1 stop13h 10m

London Gatwick

Tue 5/13

3:40 pm-7:20 pm

1 stop32h 40m

$608

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Mon 9/22

10:20 pm-8:25 pm

2 stops17h 05m

London Gatwick

Tue 9/30

10:35 am-8:50 pm

1 stop15h 15m

$611

Washington, D.C.London

IAD - LCY

IADLCY

Washington, D.C. Dulles Intl

Mon 9/15

4:30 pm-10:05 am

1 stop12h 35m

London City

Mon 9/22

4:50 pm-2:40 pm

1 stop26h 50m

$612

Washington, D.C.London

DCA - LHR

DCALHR

Washington, D.C. Reagan-National

Sat 5/3

6:15 am-8:45 pm

1 stop9h 30m

London Heathrow

Mon 5/12

8:25 am-8:00 pm

1 stop16h 35m

$613

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Mon 4/28

8:30 pm-8:20 pm

1 stop18h 50m

London Heathrow

Wed 5/7

9:25 pm-7:20 pm

1 stop26h 55m

$613

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Sun 5/11

5:20 pm-10:20 am

1 stop12h 00m

London Heathrow

Tue 5/20

9:50 am-3:50 pm

1 stop11h 00m

$619

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Wed 5/7

10:20 pm-5:45 pm

1 stop14h 25m

London Heathrow

Wed 5/14

7:50 pm-3:20 pm

1 stop24h 30m

$630

Washington, D.C.London

IAD - STN

IADSTN

Washington, D.C. Dulles Intl

Tue 6/10

10:05 pm-8:30 pm

2 stops17h 25m

London Stansted

Tue 6/17

8:15 am-7:59 pm

2 stops16h 44m

$638

Washington, D.C.London

DCA - LHR

DCALHR

Washington, D.C. Reagan-National

Sun 5/11

9:40 am-6:30 am

1 stop15h 50m

London Heathrow

Tue 5/20

9:30 am-3:49 pm

1 stop11h 19m

$641

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Sun 5/11

5:50 pm-6:20 am

Nonstop7h 30m

London Heathrow

Tue 5/20

8:40 am-3:35 pm

1 stop11h 55m

$642

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

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

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from District of Columbia 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 District of Columbia to the United Kingdom

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

Currently, November is the cheapest month in which you can book a flight from District of Columbia to United Kingdom (average of $661). Flying from District of Columbia to United Kingdom in June is currently the most expensive (average of $1,110). 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 GB?

Find hourly flight availability from District of Columbia to United Kingdom. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 22, 2025.

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 United Kingdom as you normally would.

Weekly flight availability from District of Columbia to United Kingdom

Explore weekly flight availability from District of Columbia to United Kingdom. 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 April 22, 2025.

The most flights from USDC to GB0 are scheduled on a Monday (27 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (23 on average).

Rainfall in United Kingdom by month

Plan your trip to United Kingdom by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in United Kingdom ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit United Kingdom when rainfall is around 1.6 in.

Temperature in United Kingdom by month

Plan your trip to United Kingdom by taking into account the average temperature totals by month.

If weather is an important factor for your trip to United Kingdom, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing United Kingdom

Get insights into the airlines that provide service to United Kingdom. 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 United Kingdom. Reviews last updated April 22, 2025.
To help decide which airline to fly from District of Columbia to United Kingdom, see what other customers have to say about Delta, Porter Airlines and KLM. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good
8.0
Very good

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from District of Columbia to United Kingdom. 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 District of Columbia to United Kingdom one-way?

    To fly one-way, consider booking your trip with Icelandair, which is currently one of the cheapest options available, starting at $252. TAP AIR PORTUGAL flights start at $303 while deals on WestJet start at $349 one-way.

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

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

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

    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 United Kingdom.

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

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

    Currently, November is the cheapest month in which you can book a flight from District of Columbia to United Kingdom (average of $661). Flying from District of Columbia to United Kingdom in June is currently the most expensive (average of $1,110). 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

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Alternative routes for District of Columbia to United Kingdom

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

Top 10 airlines flying from District of Columbia to United Kingdom

Discover the top 10 airlines that operate flights from District of Columbia to United Kingdom. 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 April 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$369Average$514FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$370Average$687FlexibilityNo cancel feeOn-time77%
DeltaCheapest$421Average$876FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$438Average$812FlexibilityNo cancel feeOn-time72%
KLMCheapest$445Average$941FlexibilityNo cancel feeOn-time75%
IcelandairCheapest$474Average$656FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$486Average$759FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$529Average$846FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$549Average$750FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$558Average$825FlexibilityNo cancel feeOn-time71%

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