Cheap flights from Washington, D.C. Dulles Intl Airport to London Gatwick Airport from £214
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 27/9. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Dulles Intl to Gatwick
Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Gatwick (LGW). 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 1 September 2025.
Round-trip from | £363 |
---|---|
One-way from | £214 |
Popular in | December |
Cheapest in | November |
Average price | £465 |
Find flight deals from Dulles Intl to Gatwick
Cheapest flights from Dulles Intl to GatwickExplore the most affordable flight options available from Dulles Intl to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 September 2025.
Explore the most affordable flight options available from Dulles Intl to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 September 2025.
Cheapflights Fare Finder
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to London Gatwick Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Washington, D.C.London
IAD - LGW
IADLGW
Washington, D.C. Dulles Intl
Fri 28/11
19:40-10:55
1 stop10h 15m
London Gatwick
Tue 2/12
11:55-18:30
1 stop11h 35m
Washington, D.C.London
IAD - LGW
IADLGW
Washington, D.C. Dulles Intl
Fri 6/2
19:40-10:55
1 stop10h 15m
London Gatwick
Mon 9/2
11:55-18:30
1 stop11h 35m
Washington, D.C.London
IAD - LGW
IADLGW
Washington, D.C. Dulles Intl
Fri 14/11
19:40-10:55
1 stop10h 15m
London Gatwick
Tue 18/11
11:55-18:30
1 stop11h 35m
Washington, D.C.London
IAD - LGW
IADLGW
Washington, D.C. Dulles Intl
Mon 12/1
19:40-10:55
1 stop10h 15m
London Gatwick
Sun 25/1
11:55-18:30
1 stop11h 35m
Washington, D.C.London
IAD - LGW
IADLGW
Washington, D.C. Dulles Intl
Wed 12/11
19:40-10:55
1 stop10h 15m
London Gatwick
Tue 18/11
11:55-18:30
1 stop11h 35m
Washington, D.C.London
IAD - LGW
IADLGW
Washington, D.C. Dulles Intl
Fri 3/10
23:15-14:40
1 stop10h 25m
London Gatwick
Sat 11/10
15:40-22:10
1 stop11h 30m
Washington, D.C.London
IAD - LGW
IADLGW
Washington, D.C. Dulles Intl
Sat 29/11
19:40-10:55
1 stop10h 15m
London Gatwick
Sun 7/12
11:55-18:30
1 stop11h 35m
Washington, D.C.London
IAD - LGW
IADLGW
Washington, D.C. Dulles Intl
Fri 14/11
19:40-10:55
1 stop10h 15m
London Gatwick
Fri 21/11
11:55-18:30
1 stop11h 35m
Washington, D.C.London
IAD - LGW
IADLGW
Washington, D.C. Dulles Intl
Mon 10/11
19:40-10:55
1 stop10h 15m
London Gatwick
Fri 21/11
11:55-18:30
1 stop11h 35m
Washington, D.C.London
IAD - LGW
IADLGW
Washington, D.C. Dulles Intl
Sat 28/2
19:40-10:55
1 stop10h 15m
London Gatwick
Sat 7/3
11:55-18:30
1 stop11h 35m
Best time to book a flight from Dulles Intl to Gatwick
Have a flexible travel schedule? Discover the best time to fly to Gatwick from Dulles Intl with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to London Gatwick Airport
What’s the top stopover airport for flights from Washington, D.C. Dulles Intl Airport to London Gatwick Airport?
Istanbul (IST) – chosen by Cheapflights users on 50% of one-stop itineraries from Washington, D.C. Dulles Intl Airport to London Gatwick Airport on Cheapflights.
What’s the fastest stopover option from Washington, D.C. Dulles Intl Airport to London Gatwick Airport?
Flights via Reykjavik (KEF) have the shortest average one-way travel time for one-stop routes: 10h 15m.
What’s the fastest stopover option from Washington, D.C. Dulles Intl Airport to London Gatwick Airport?
Flights via Reykjavik (KEF) have the shortest average one-way travel time for one-stop routes: 10h 15m.
Which airport typically offers the quickest stopover for flights from Washington, D.C. Dulles Intl Airport to London Gatwick Airport?
Flights via Reykjavik (KEF) offer the fastest connection on this route, with an average stopover time of 1h 26m.
Related info for your journey
Find useful and relevant information for your journey from Dulles Intl to Gatwick. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Dulles Intl to Gatwick
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How does Cheapflights help users find flights from Dulles Intl to Gatwick?
When you search for this flight from Dulles Intl to Gatwick, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Why should you use Cheapflights to find cheap flight tickets from Dulles Intl to Gatwick?
Cheapflights helps you find that perfect flight to Gatwick from Dulles Intl by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from Dulles Intl to Gatwick with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from Dulles Intl to Gatwick, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from Dulles Intl to Gatwick become cheaper?
Yes! Start tracking prices for Dulles Intl to Gatwick flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.