HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Washington, D.C.

$232+ 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 1/23. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — WAS
Jan 4 — Jan 111
Sun 1/4
Sun 1/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Gatwick to Washington, D.C. 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 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 December 5, 2025.

This Mytrip deal was found by Cheapflights users on 12/2. 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 12/1011:55 amLGW - BWI
2 stops26h 27mMultiple Airlines
Sat 12/1310:40 amBWI - LGW
2 stops19h 15mMultiple Airlines
Deal found 12/2$656
This oojo deal was found by Cheapflights users on 12/3. 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.
Wed 12/1011:55 amLGW - IAD
1 stop11h 35mIcelandair
Wed 1/77:40 pmIAD - LGW
1 stop10h 15mIcelandair
Deal found 12/3$662
This FlightHub deal was found by Cheapflights users on 12/3. 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.
Fri 12/510:40 amLGW - IAD
1 stop15h 20mTAP AIR PORTUGAL
Mon 12/85:30 pmIAD - LGW
1 stop17h 15mTAP AIR PORTUGAL
Deal found 12/3$665
This Kiwi.com deal was found by Cheapflights users on 12/3. 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 12/1511:55 amLGW - BWI
1 stop11h 45mIcelandair
Wed 1/77:40 pmBWI - LGW
1 stop10h 15mIcelandair
Deal found 12/3$690
This Kiwi.com deal was found by Cheapflights users on 12/4. 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.
Fri 12/54:40 pmLGW - IAD
1 stop27h 35mTAP AIR PORTUGAL
Sun 12/710:30 pmIAD - LGW
1 stop12h 15mTAP AIR PORTUGAL
Deal found 12/4$709
This Mytrip deal was found by Cheapflights users on 12/4. 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 12/108:50 amLGW - IAD
1 stop11h 45mMultiple Airlines
Sun 12/149:00 pmIAD - LGW
1 stop15h 25mMultiple Airlines
Deal found 12/4$742
This Kiwi.com deal was found by Cheapflights users on 12/4. 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.
Fri 12/122:00 pmLGW - BWI
1 stop15h 23mMultiple Airlines
Fri 1/1611:15 amBWI - LGW
1 stop17h 45mMultiple Airlines
Deal found 12/4$750
This The Travel House deal was found by Cheapflights users on 12/3. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/44:00 pmLGW - IAD
1 stop34h 00mTAP AIR PORTUGAL
Sat 12/65:19 pmIAD - LGW
2 stops22h 21mTAP AIR PORTUGAL
Deal found 12/3$751
This oojo deal was found by Cheapflights users on 12/3. 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.
Wed 12/244:35 pmLGW - IAD
1 stop27h 40mTAP AIR PORTUGAL
Wed 1/2110:30 pmIAD - LGW
1 stop11h 35mTAP AIR PORTUGAL
Deal found 12/3$756
This Mytrip deal was found by Cheapflights users on 12/3. 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 12/248:50 amLGW - IAD
2 stops14h 40mMultiple Airlines
Wed 12/317:40 pmIAD - LGW
2 stops16h 40mMultiple Airlines
Deal found 12/3$763
This Iberia deal was found by Cheapflights users on 12/3. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1711:45 amLGW - IAD
1 stop33h 45mIberia
Thu 1/86:00 pmIAD - LGW
1 stop11h 50mIberia
Deal found 12/3$766
This oojo deal was found by Cheapflights users on 12/3. 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.
Wed 12/1011:55 amLGW - BWI
1 stop11h 45mIcelandair
Wed 1/77:40 pmBWI - LGW
1 stop10h 15mIcelandair
Deal found 12/3$771

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 December 5, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$626
(Norse)

One-way from

$232
(Norse)

Popular in

August

Cheapest in

April

Average price

$784
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. 17% potential increase in price ($154 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 December 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 December 5, 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 - DCA

LGWDCA

London Gatwick

Sun 2/15

12:30 pm-9:29 pm

1 stop13h 59m

Washington, D.C. Reagan-National

Sat 2/28

1:59 pm-9:00 am

1 stop14h 01m

$635

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Fri 1/30

10:40 am-9:00 pm

1 stop15h 20m

Washington, D.C. Dulles Intl

Fri 2/6

10:30 pm-3:45 pm

1 stop12h 15m

$651

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Sun 1/25

8:25 am-6:40 pm

2 stops15h 15m

Baltimore/Washington

Tue 1/27

7:40 pm-10:00 pm

2 stops21h 20m

$660

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Mon 3/9

9:25 pm-3:35 pm

2 stops22h 10m

Washington, D.C. Dulles Intl

Tue 3/17

6:30 pm-3:45 pm

1 stop17h 15m

$664

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Sun 1/18

9:05 am-9:00 pm

2 stops16h 55m

Washington, D.C. Dulles Intl

Sun 1/25

10:30 pm-9:50 am

1 stop30h 20m

$666

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Mon 1/26

2:00 pm-10:27 am

2 stops25h 27m

Baltimore/Washington

Fri 2/6

9:26 am-10:00 am

2 stops19h 34m

$674

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Thu 2/26

4:10 pm-6:45 pm

1 stop31h 35m

Washington, D.C. Dulles Intl

Fri 2/27

8:45 pm-3:10 pm

1 stop13h 25m

$678

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Fri 1/30

2:00 pm-11:47 pm

1 stop14h 47m

Baltimore/Washington

Mon 2/16

6:00 am-6:00 am

2 stops19h 00m

$682

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Wed 1/14

1:00 pm-10:59 pm

1 stop14h 59m

Washington, D.C. Reagan-National

Fri 1/23

6:00 am-6:00 am

1 stop19h 00m

$689

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Sun 1/18

11:55 am-6:40 pm

1 stop11h 45m

Baltimore/Washington

Sun 1/25

9:55 pm-10:00 am

1 stop31h 05m

$709

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 54 results
1
2
3
...
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 $427). 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 December 5, 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
7.0
Good
584 reviews

Comfort

6.9

Food

6.2

Crew

8.0

Boarding

7.1

Overall

7.0

Entertainment

7.0

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
7.0
Good
584 reviews
Icelandair
7.0
Good
584 reviews

Comfort

6.9

Food

6.2

Crew

8.0

Boarding

7.1

Overall

7.0

Entertainment

7.0

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 13h 59m. London Gatwick Airport and Washington, D.C. are separated by a distance of 3670 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 $427). 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
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fredericksburg
Fairfax
Linthicum Heights
Manassas
Laurel
Towson
National Harbor
Bowie
Largo
McLean
Clinton
Cordova

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.

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.
Site
Cookie settings©2025 Cheapflights