Cheap flights from London Gatwick Airport to Washington, D.C. from £199
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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
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 2 July 2025.
Round-trip from | £482 |
---|---|
One-way from | £199 |
Popular in | August |
Cheapest in | March |
Average price | £728 |
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 2 July 2025.
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 2 July 2025.
Cheapflights Fare Finder
Customise 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 858,174 searches. Data last updated 2 July 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
Fly to
Route
Depart
Return
Price
LondonWashington, D.C.
LGW - IAD
LGWIAD
London Gatwick
Wed 17/9
21:15-20:50
2 stops28h 35m
Washington, D.C. Dulles Intl
Mon 29/9
22:20-09:45
1 stop30h 25m
LondonWashington, D.C.
LGW - IAD
LGWIAD
London Gatwick
Mon 18/8
10:00-21:13
1 stop16h 13m
Washington, D.C. Dulles Intl
Tue 26/8
23:15-14:40
1 stop10h 25m
LondonWashington, D.C.
LGW - IAD
LGWIAD
London Gatwick
Sat 20/9
15:40-22:10
1 stop11h 30m
Washington, D.C. Dulles Intl
Sat 18/10
23:15-14:40
1 stop10h 25m
LondonWashington, D.C.
LGW - DCA
LGWDCA
London Gatwick
Thu 18/9
12:10-08:09
1 stop24h 59m
Washington, D.C. Reagan-National
Wed 1/10
16:39-09:35
1 stop11h 56m
LondonWashington, D.C.
LGW - DCA
LGWDCA
London Gatwick
Thu 7/8
12:10-08:03
1 stop24h 53m
Washington, D.C. Reagan-National
Mon 11/8
15:45-09:35
1 stop12h 50m
LondonWashington, D.C.
LGW - IAD
LGWIAD
London Gatwick
Thu 20/11
18:40-14:00
2 stops24h 20m
Washington, D.C. Dulles Intl
Sun 30/11
17:25-17:50
1 stop19h 25m
LondonBaltimore
LGW - BWI
LGWBWI
London Gatwick
Sun 24/8
10:00-22:09
2 stops17h 09m
Baltimore/Washington
Tue 9/9
14:30-14:40
3 stops19h 10m
LondonWashington, D.C.
LGW - DCA
LGWDCA
London Gatwick
Sun 31/8
13:10-22:27
2 stops14h 17m
Washington, D.C. Reagan-National
Sat 13/9
12:55-07:55
2 stops14h 00m
LondonWashington, D.C.
LGW - DCA
LGWDCA
London Gatwick
Sat 6/12
11:00-22:38
2 stops16h 38m
Washington, D.C. Reagan-National
Mon 8/12
12:53-18:50
2 stops24h 57m
LondonBaltimore
LGW - BWI
LGWBWI
London Gatwick
Sun 14/12
11:55-18:30
1 stop11h 35m
Baltimore/Washington
Tue 23/12
19:30-10:55
1 stop10h 25m
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.
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, January is the cheapest month in which you can book a flight from London Gatwick Airport to Washington, D.C. (average of £599). Flying from London Gatwick Airport to Washington, D.C. in July is currently the most expensive (average of £947). 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 LGW to WAS?
Find hourly flight availability from Gatwick to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 2 July 2025.
One of the essential ways to save on airfare from London Gatwick Airport to Washington, D.C. is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 30% on airfare.
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 2 July 2025.
Read reviews from past customers who have flown with Delta, Finnair, andSWISS from London Gatwick Airport to Washington, D.C.. 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.
Comfort
Food
Crew
Entertainment
Boarding
Overall
Reviews
Kim,May 2025
PIH - SLC
Comfort
Food
Crew
Entertainment
Boarding
Overall
Reviews
Kim,May 2025
PIH - SLC
Comfort
Food
Crew
Entertainment
Boarding
Overall
Reviews
Kim,May 2025
PIH - SLC
Comfort
Food
Crew
Entertainment
Boarding
Overall
Reviews
Kim,May 2025
PIH - SLC
Comfort
Food
Crew
Entertainment
Boarding
Overall
Reviews
Kim,May 2025
PIH - SLC
Comfort
Food
Crew
Entertainment
Boarding
Overall
Reviews
Kim,May 2025
PIH - SLC
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.
Travelling to a place near London Gatwick Airport?
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Alternative routes for Gatwick to Washington, D.C.
See prices for flight routes from nearby airports that may be better suited for you.
Top 2 airlines flying from Gatwick to Washington, D.C.
Discover the top 2 airlines that operate flights from Gatwick to Washington, D.C.. 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 858,174 searches. Data last updated 2 July 2025.
Fly with Cheapflights
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How does Cheapflights help users find flights from Gatwick to Washington, D.C.?
Cheapflights makes it easy to find Gatwick to Washington, D.C. flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from Gatwick to Washington, D.C.?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Washington, D.C. from Gatwick.
Can Cheapflights find flights from Gatwick to Washington, D.C. with no change fees?
Yes! Cheapflights helps users easily find flights from Gatwick to Washington, D.C. with no change fees.
Can Cheapflights notify me if prices for flights from Gatwick to Washington, D.C. become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Washington, D.C. from Gatwick today and book when prices fit your budget.