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Washington, D.C.

$296+ 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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — WAS
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap 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 January 29, 2026.

This Norse deal was found by Cheapflights users on 1/28. 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 3/52:00 pm
LGW
-
BWI
1 stop13h 53m
Multiple Airlines
Sun 3/229:15 pm
BWI
-
LGW
1 stop32h 45m
Multiple Airlines
Deal found 1/28$537
This TAP AIR PORTUGAL deal was found by Cheapflights users on 1/28. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2710:40 am
LGW
-
IAD
1 stop15h 20m
TAP AIR PORTUGAL
Tue 3/35:30 pm
IAD
-
LGW
1 stop11h 20m
TAP AIR PORTUGAL
Deal found 1/28$543
This Booking.com deal was found by Cheapflights users on 1/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/223:40 pm
LGW
-
IAD
1 stop11h 35m
Icelandair
Sun 5/3111:20 pm
IAD
-
LGW
1 stop10h 20m
Icelandair
Deal found 1/28$544
This Icelandair deal was found by Cheapflights users on 1/27. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1811:55 am
LGW
-
IAD
1 stop11h 35m
Icelandair
Sat 2/287:40 pm
IAD
-
LGW
1 stop10h 15m
Icelandair
Deal found 1/27$545
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
Mon 3/22:00 pm
LGW
-
BWI
1 stop26h 17m
Multiple Airlines
Wed 3/48:25 pm
BWI
-
LGW
1 stop32h 35m
Multiple Airlines
Deal found 1/27$545
This FlightHub deal was found by Cheapflights users on 1/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/293:40 pm
LGW
-
IAD
1 stop32h 40m
Icelandair
Sun 5/108:30 pm
IAD
-
LGW
1 stop13h 10m
Icelandair
Deal found 1/28$549
This Booking.com deal was found by Cheapflights users on 1/27. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2411:55 am
LGW
-
BWI
1 stop11h 45m
Icelandair
Tue 3/37:40 pm
BWI
-
LGW
1 stop10h 15m
Icelandair
Deal found 1/27$549
This deal was found by Cheapflights users on 1/27. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/3111:55 am
LGW
-
IAD
1 stop11h 35m
Icelandair
Sat 2/77:40 pm
IAD
-
LGW
1 stop10h 15m
Icelandair
Deal found 1/27$562
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 2/262:00 pm
LGW
-
IAD
1 stop22h 20m
Multiple Airlines
Thu 3/510:10 am
IAD
-
LGW
1 stop18h 50m
Multiple Airlines
Deal found 1/27$563
This Expedia deal was found by Cheapflights users on 1/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/36:40 pm
LGW
-
IAD
2 stops31h 14m
Multiple Airlines
Tue 2/178:30 pm
IAD
-
LGW
1 stop16h 20m
Multiple Airlines
Deal found 1/26$564
This Icelandair deal was found by Cheapflights users on 1/28. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/223:40 pm
LGW
-
IAD
1 stop11h 35m
Icelandair
Sat 5/308:30 pm
IAD
-
LGW
1 stop10h 15m
Icelandair
Deal found 1/28$566
This Expedia deal was found by Cheapflights users on 1/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/36:40 pm
LGW
-
DCA
2 stops32h 16m
Multiple Airlines
Tue 2/1711:05 am
DCA
-
LGW
2 stops25h 45m
Multiple Airlines
Deal found 1/26$567

Find 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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$537
(Norse)

One-way from

$296
(Kiwi.com)

Popular in

August

Cheapest in

January

Average price

$462
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. 19% potential increase in price ($175 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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 January 29, 2026.
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

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Thu 3/5

2:00 pm-10:53 pm

1 stop13h 53m

Baltimore/Washington

Sun 3/22

9:15 pm-10:00 am

1 stop32h 45m

$537

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Fri 3/6

11:55 am-6:30 pm

1 stop11h 35m

Washington, D.C. Dulles Intl

Sun 3/15

8:40 pm-10:55 am

1 stop10h 15m

$545

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Tue 5/12

1:00 pm-7:25 pm

1 stop11h 25m

Baltimore/Washington

Tue 5/19

11:20 pm-2:40 pm

1 stop10h 20m

$574

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Thu 3/12

2:00 pm-11:59 pm

1 stop13h 59m

Baltimore/Washington

Mon 3/16

10:04 am-10:00 am

1 stop19h 56m

$577

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Wed 4/8

3:40 pm-7:25 pm

1 stop32h 45m

Baltimore/Washington

Tue 4/14

8:30 pm-2:40 pm

1 stop13h 10m

$586

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Thu 3/12

2:00 pm-11:59 pm

1 stop13h 59m

Baltimore/Washington

Sun 3/15

9:15 pm-10:00 am

1 stop32h 45m

$598

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Wed 2/18

1:00 pm-10:59 pm

1 stop14h 59m

Washington, D.C. Reagan-National

Mon 2/23

6:00 am-6:00 am

1 stop19h 00m

$599

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Thu 2/19

11:45 am-10:35 pm

2 stops15h 50m

Washington, D.C. Reagan-National

Thu 2/26

3:21 pm-7:00 pm

2 stops22h 39m

$600

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Sat 2/28

6:40 pm-3:05 pm

1 stop25h 25m

Washington, D.C. Dulles Intl

Sat 3/21

5:20 pm-9:40 am

1 stop12h 20m

$603

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Fri 2/20

2:00 pm-8:24 am

1 stop23h 24m

Baltimore/Washington

Fri 2/27

7:57 pm-6:00 am

2 stops53h 03m

$603

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/29

Showing 1-10 of 60 results
1
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6
  • 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 $422). Flying from London Gatwick Airport to Washington, D.C. in August is currently the most expensive (average of $770). 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 January 29, 2026.
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
606 reviews

Comfort

7.0

Crew

8.1

Boarding

7.2

Overall

7.1

Entertainment

7.0

Food

6.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Nov 2025

AMS - KEF

We paid a total of 328.00 for specific seats and we were not assigned to any of the seats for which we paid.
Icelandair
7.1
Good
606 reviews
Icelandair
7.1
Good
606 reviews

Comfort

7.0

Crew

8.1

Boarding

7.2

Overall

7.1

Entertainment

7.0

Food

6.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Nov 2025

AMS - KEF

We paid a total of 328.00 for specific seats and we were not assigned to any of the seats for which we paid.

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. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 $422). Flying from London Gatwick Airport to Washington, D.C. in August is currently the most expensive (average of $770). 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
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Fredericksburg
Hanover
Linthicum Heights
Rockville
Laurel
Towson
Manassas
Largo
Bowie
McLean
Clinton
Upper Marlboro

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