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Washington, D.C.

$248+ Cheap flights from Gatwick (LGW) to Washington, D.C. (WAS)

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 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — WAS
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
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Find flight deals from Gatwick to Washington, D.C.

Cheapest flights from Gatwick to Washington, D.C.
Explore the most affordable flight options available from Gatwick to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/5. 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.
Thu 11/272:00 pmLGW - IAD
1 stop22h 50mMultiple Airlines
Fri 12/59:20 pmIAD - LGW
1 stop31h 45mMultiple Airlines
Deal found 11/5$555
This Kiwi.com deal was found by Cheapflights users on 11/5. 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.
Thu 11/202:00 pmLGW - IAD
1 stop22h 50mMultiple Airlines
Sun 12/75:45 amIAD - LGW
2 stops43h 15mMultiple Airlines
Deal found 11/5$566
This Mytrip deal was found by Cheapflights users on 11/5. 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.
Wed 11/128:50 amLGW - IAD
1 stop11h 45mMultiple Airlines
Mon 11/249:00 pmIAD - LGW
1 stop19h 00mMultiple Airlines
Deal found 11/5$570
This Mytrip deal was found by Cheapflights users on 11/5. 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.
Sat 12/61:25 pmLGW - IAD
1 stop11h 05mMultiple Airlines
Sat 12/135:05 pmIAD - LGW
1 stop9h 55mMultiple Airlines
Deal found 11/5$571
This Kiwi.com deal was found by Cheapflights users on 11/6. 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.
Thu 12/42:00 pmLGW - IAD
1 stop35h 24mMultiple Airlines
Thu 12/115:45 amIAD - LGW
2 stops23h 15mMultiple Airlines
Deal found 11/6$573
This Mytrip deal was found by Cheapflights users on 11/6. 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.
Fri 12/59:35 pmLGW - IAD
2 stops26h 15mMultiple Airlines
Mon 12/88:30 pmIAD - LGW
2 stops19h 30mMultiple Airlines
Deal found 11/6$574
This Mytrip deal was found by Cheapflights users on 11/6. 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.
Wed 11/268:50 amLGW - IAD
1 stop11h 45mMultiple Airlines
Sun 11/309:00 pmIAD - LGW
1 stop15h 10mMultiple Airlines
Deal found 11/6$575
This Kiwi.com deal was found by Cheapflights users on 11/5. 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.
Thu 11/272:00 pmLGW - IAD
1 stop22h 50mMultiple Airlines
Mon 12/86:58 pmIAD - LGW
2 stops30h 02mMultiple Airlines
Deal found 11/5$576
This Mytrip deal was found by Cheapflights users on 11/5. 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.
Wed 11/128:50 amLGW - IAD
1 stop11h 45mMultiple Airlines
Tue 11/259:00 pmIAD - LGW
1 stop19h 05mMultiple Airlines
Deal found 11/5$577
This Kiwi.com deal was found by Cheapflights users on 11/5. 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.
Thu 12/42:00 pmLGW - BWI
1 stop15h 23mMultiple Airlines
Wed 12/107:06 pmBWI - LGW
2 stops33h 54mMultiple Airlines
Deal found 11/5$577
This Norse deal was found by Cheapflights users on 11/5. 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 Norse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/272:00 pmLGW - BWI
1 stop32h 24mMultiple Airlines
Mon 12/810:40 amBWI - LGW
1 stop18h 20mMultiple Airlines
Deal found 11/5$581
This Mytrip deal was found by Cheapflights users on 11/6. 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 12/42:00 pmLGW - BWI
1 stop15h 23mMultiple Airlines
Thu 12/118:45 amBWI - LGW
2 stops20h 15mMultiple Airlines
Deal found 11/6$583

Cheap flight deals from Gatwick to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Gatwick (LGW) to Washington, D.C. (WAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 6, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$555
(Kiwi.com)

One-way from

$248
(Kiwi.com)

Popular in

August

Cheapest in

April

Average price

$709
Provider with most accurate pricing for London Gatwick-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for London Gatwick-Washington, D.C. (WAS) flights.
Search Deals
From London Gatwick to Washington, D.C. (WAS)
Search Deals
One-way flight from London Gatwick to Washington, D.C. (WAS)
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($139 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Gatwick to Washington, D.C. 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 November 6, 2025.
Use the filters below to find and compare flights from London Gatwick Airport to Washington, D.C. that are best for you.

Fly from

Gatwick

Fly to

Washington, D.C.

Route

Depart

Return

Price

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Wed 1/7

11:55 am-6:30 pm

1 stop11h 35m

Washington, D.C. Dulles Intl

Thu 1/29

7:40 pm-10:55 am

1 stop10h 15m

$565

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Fri 12/5

9:35 pm-6:50 pm

2 stops26h 15m

Washington, D.C. Dulles Intl

Mon 12/8

8:30 pm-9:00 pm

2 stops19h 30m

$574

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Wed 11/26

8:50 am-3:35 pm

1 stop11h 45m

Washington, D.C. Dulles Intl

Sun 11/30

9:00 pm-5:10 pm

1 stop15h 10m

$575

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Thu 11/27

2:00 pm-5:24 pm

1 stop32h 24m

Baltimore/Washington

Mon 12/8

10:40 am-10:00 am

1 stop18h 20m

$581

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Thu 2/12

11:55 am-6:40 pm

1 stop11h 45m

Baltimore/Washington

Sun 2/15

7:40 pm-10:55 am

1 stop10h 15m

$588

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Tue 4/21

3:40 pm-10:30 pm

1 stop11h 50m

Baltimore/Washington

Tue 5/12

11:35 pm-2:40 pm

1 stop10h 05m

$589

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Tue 4/21

3:40 pm-10:30 pm

1 stop11h 50m

Baltimore/Washington

Thu 5/14

8:30 pm-2:40 pm

1 stop13h 10m

$589

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Wed 4/22

3:40 pm-7:25 pm

1 stop32h 45m

Baltimore/Washington

Thu 5/14

8:30 pm-2:40 pm

1 stop13h 10m

$591

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Thu 11/20

2:00 pm-8:23 am

1 stop23h 23m

Baltimore/Washington

Sun 12/7

5:55 am-6:00 am

2 stops19h 05m

$595

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Fri 11/21

2:00 pm-1:21 pm

1 stop28h 21m

Baltimore/Washington

Fri 12/5

10:40 am-10:00 am

1 stop18h 20m

$596

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 60 results
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  • Most accurate provider: When it comes to deals on London Gatwick Airport-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Gatwick Airport-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Gatwick Airport-Washington, D.C. flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London Gatwick Airport-Washington, D.C. flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London Gatwick Airport-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Gatwick to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Gatwick 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 Gatwick Airport to Washington, D.C.

What is the cheapest month to book a flight from London Gatwick Airport to Washington, D.C.?

Currently, February is the cheapest month in which you can book a flight from London Gatwick Airport to Washington, D.C. (average of $425). Flying from London Gatwick Airport to Washington, D.C. in July is currently the most expensive (average of $786). 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.

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. 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 Washington, D.C.. Reviews last updated November 6, 2025.
See what other customers who have flown with Icelandair from London Gatwick Airport to Washington, D.C. have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Icelandair
7.1
Good
572 reviews

Food

6.2

Crew

8.0

Comfort

6.9

Entertainment

7.0

Overall

7.1

Boarding

7.2

Reviews

1 / 20
8.0
Excellent

Dmitry,Oct 2025

KEF - EWR

It was a nice experience, the plane was clean and the crew was friendly. The boarding process went smoothly and there were no delays.
Icelandair
7.1
Good
572 reviews
Icelandair
7.1
Good
572 reviews

Food

6.2

Crew

8.0

Comfort

6.9

Entertainment

7.0

Overall

7.1

Boarding

7.2

Reviews

1 / 20
8.0
Excellent

Dmitry,Oct 2025

KEF - EWR

It was a nice experience, the plane was clean and the crew was friendly. The boarding process went smoothly and there were no delays.

Related info for your journey

Find useful and relevant information for your journey from Gatwick to Washington, D.C.. 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 Gatwick Airport to Washington, D.C.?

    Departing from London Gatwick Airport to Washington, D.C. will take you 11h 35m. London Gatwick Airport and Washington, D.C. are separated by a distance of 3683 mi.

  • What are the most popular routes from London Gatwick Airport to Washington, D.C.?

    The most popular flight routes from London Gatwick Airport to Washington, D.C. are London Gatwick - Washington, D.C. Dulles Intl, London Gatwick - Baltimore/Washington and London Gatwick - Washington, D.C. Reagan-National.

  • Can I find deals for flights from Gatwick to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Gatwick to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Gatwick to Washington, D.C.?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Gatwick to Washington, D.C..

  • Can I find deals for business class flights from Gatwick to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Gatwick to Washington, D.C. 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 Gatwick Airport to Washington, D.C.?

    Currently, February is the cheapest month in which you can book a flight from London Gatwick Airport to Washington, D.C. (average of $425). Flying from London Gatwick Airport to Washington, D.C. in July is currently the most expensive (average of $786). 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

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Tysons
Woodbridge
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fairfax
Fredericksburg
Falls Church
Linthicum Heights
Manassas
Laurel
Towson
National Harbor
Waldorf
Bowie
Largo
McLean

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