IAD - LGW

£239 Find Cheap Flights from Washington, D.C. to London Gatwick Airport – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
£499
Typical prices: £332-£572
Multiple Airlines
Wed 7/11Sat 17/11
IAD - LGW • 3 stops
Cheapest one-way flight
£239
Typical prices: £215-£354
Multiple Airlines
Fri 9/11
IAD - LGW • 1 stop
Direct flights
Not available
There are currently no direct flights between Washington, D.C. Dulles Intl Airport and London Gatwick Airport. You'll need to take a connecting flight to reach the destination.
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When to book
11 weeks
in advance
Our data shows that travellers who book at least 11 weeks in advance save around 28% compared to booking last minute.
Insights
Insights
When to travel
March
Cheapest • 37% price drop
February
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Lisbon Humberto Delgado (LIS)
Cheapest • Avg £378 (return)
Dublin (DUB)
Shortest trip • 11h 04m (one-way)
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Insights
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We hope you enjoy your trip to London Gatwick Airport!
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Flight Deals

Cheap Flights from Washington, D.C. to Gatwick (IAD-LGW)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Washington, D.C. to Gatwick

Thu, 7 Jan - Thu, 14 Jan
Multiple Airlines Logo
21:47 - 10:00IAD  Washington, D.C. Dulles Intl-LGW London Gatwick
31h 13m1 stop Orlando
Multiple Airlines Logo
10:35 - 21:11LGW  London Gatwick-IAD Washington, D.C. Dulles Intl
15h 36m1 stop Orlando
£499Multiple Airlines
Sat, 7 Nov - Tue, 17 Nov
Multiple Airlines Logo
22:55 - 08:20IAD  Washington, D.C. Dulles Intl-LGW London Gatwick
28h 25m3 stops Munich Franz Josef Strauss Madrid Barajas Barcelona-El Prat
Multiple Airlines Logo
17:25 - 20:23LGW  London Gatwick-IAD Washington, D.C. Dulles Intl
31h 58m3 stops Madrid Barajas Brussels Bruxelles-National Montreal Pierre Elliott Trudeau Intl
£499Multiple Airlines
Sun, 8 Nov - Mon, 16 Nov
TAP AIR PORTUGAL Logo
22:30 - 15:45IAD  Washington, D.C. Dulles Intl-LGW London Gatwick
12h 15m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
16:35 - 14:40LGW  London Gatwick-IAD Washington, D.C. Dulles Intl
27h 05m1 stop Lisbon Humberto Delgado
£501TAP AIR PORTUGAL
Wed, 13 Jan - Wed, 20 Jan
TAP AIR PORTUGAL Logo
22:30 - 15:05IAD  Washington, D.C. Dulles Intl-LGW London Gatwick
11h 35m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
10:40 - 20:30LGW  London Gatwick-IAD Washington, D.C. Dulles Intl
14h 50m1 stop Lisbon Humberto Delgado
£501TAP AIR PORTUGAL
Thu, 28 Jan - Wed, 3 Feb
TAP AIR PORTUGAL Logo
17:25 - 09:50IAD  Washington, D.C. Dulles Intl-LGW London Gatwick
11h 25m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
10:40 - 20:30LGW  London Gatwick-IAD Washington, D.C. Dulles Intl
14h 50m1 stop Lisbon Humberto Delgado
£501TAP AIR PORTUGAL
Sun, 6 Dec - Fri, 11 Dec
Multiple Airlines Logo
19:40 - 15:10IAD  Washington, D.C. Dulles Intl-LGW London Gatwick
14h 30m1 stop Reykjavik Keflavik Intl
Multiple Airlines Logo
06:00 - 18:30LGW  London Gatwick-IAD Washington, D.C. Dulles Intl
17h 30m1 stop Reykjavik Keflavik Intl
£502Multiple Airlines
Sun, 14 Feb - Fri, 19 Feb
Multiple Airlines Logo
19:40 - 15:10IAD  Washington, D.C. Dulles Intl-LGW London Gatwick
14h 30m1 stop Reykjavik Keflavik Intl
Multiple Airlines Logo
06:00 - 18:30LGW  London Gatwick-IAD Washington, D.C. Dulles Intl
17h 30m1 stop Reykjavik Keflavik Intl
£502Multiple Airlines
Tue, 24 Nov - Tue, 1 Dec
Multiple Airlines Logo
19:40 - 20:00IAD  Washington, D.C. Dulles Intl-LGW London Gatwick
19h 20m2 stops Reykjavik Keflavik Intl Dublin
Multiple Airlines Logo
08:50 - 18:30LGW  London Gatwick-IAD Washington, D.C. Dulles Intl
14h 40m2 stops Dublin Reykjavik Keflavik Intl
£503Multiple Airlines
Sun, 29 Nov - Tue, 8 Dec
Multiple Airlines Logo
19:40 - 15:10IAD  Washington, D.C. Dulles Intl-LGW London Gatwick
14h 30m1 stop Reykjavik Keflavik Intl
Multiple Airlines Logo
08:00 - 18:30LGW  London Gatwick-IAD Washington, D.C. Dulles Intl
15h 30m1 stop Reykjavik Keflavik Intl
£504Multiple Airlines
Tue, 23 Mar - Sun, 11 Apr
Icelandair Logo
20:40 - 13:40IAD  Washington, D.C. Dulles Intl-LGW London Gatwick
13h 00m1 stop Reykjavik Keflavik Intl
Icelandair Logo
15:40 - 19:20LGW  London Gatwick-IAD Washington, D.C. Dulles Intl
32h 40m1 stop Reykjavik Keflavik Intl
£527Icelandair
Booking Insights

Price, demand, and travel trends for Washington, D.C. Dulles Intl Airport to London Gatwick Airport flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

What's the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to London Gatwick Airport?

Based on deals KAYAK users found in the last 12 months, Friday is the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to London Gatwick Airport. It’s 26% cheaper than the average day, while Saturday is the most expensive, with prices 27% higher.

What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to London Gatwick Airport?

•March is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to London Gatwick Airport at £283 return.
•June (£640) and April (£574) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 126% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Washington, D.C. Dulles Intl Airport to London Gatwick Airport the cheapest?

Flights from Washington, D.C. Dulles Intl Airport to London Gatwick Airport are cheapest 11 weeks before departure. Booking in this window typically costs about 28% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for Washington, D.C. Dulles Intl Airport to London Gatwick Airport flights

Low season

September

Cheapest flight

£239
Beat the crowds with an average 30% drop in traveller numbers.
The most popular month to fly with an average 40% increase in traveller numbers.
One-way flight from Washington, D.C. Dulles Intl Airport to London Gatwick Airport

When to book flights from Washington, D.C. to Gatwick

Are your dates flexible? Find out the best times to travel from Washington, D.C. to Gatwick based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Washington, D.C. Dulles Intl Airport to London Gatwick Airport flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • Which cabin classes can I book on flights from Washington, D.C. Dulles Intl Airport to London Gatwick Airport?

    Only Economy class is available on flights from Washington, D.C. Dulles Intl Airport to London Gatwick Airport.

  • How long is a flight from Washington, D.C. Dulles Intl Airport to London Gatwick Airport?

    A direct flight from Washington, D.C. Dulles Intl Airport to London Gatwick Airport takes 00m, covering 3,683 miles.

  • Do I need a passport to fly from Washington, D.C. Dulles Intl Airport to London Gatwick Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Washington, D.C. Dulles Intl Airport to London Gatwick Airport flight?

    Return flights from Washington, D.C. Dulles Intl Airport to London Gatwick Airport range from £332 to £572, with an average of £450 over the past 12 months. Anything below £332 counts as a good deal.

  • How expensive are last-minute Washington, D.C. Dulles Intl Airport to London Gatwick Airport flights?

    Last-minute fares on this route (booked within two weeks of departure) run 4% above the £450 route average. Book 11 weeks before departure for the lowest fares.

  • How are flight prices from Washington, D.C. Dulles Intl Airport to London Gatwick Airport looking right now?

    One-way fares from Washington, D.C. Dulles Intl Airport to London Gatwick Airport are currently lower than usual. Average one-way flight prices are about £240, which is 11% below the typical average for this route.

  • Which car hire options are available at London Gatwick Airport (LGW)?

    London Gatwick Airport (LGW) hosts 5 major car hire companies, with daily rates starting from around £6 for economy cars. Top options include:

    • GREEN MOTION
    • DRIVALIA
    • U-Save
    • Europcar
    • Alamo

  • Which airports can I use when flying from Washington, D.C. Dulles Intl Airport to London Gatwick Airport?

    Flights from Washington, D.C. Dulles Intl Airport to London Gatwick Airport usually depart from Washington, D.C. Dulles Intl (IAD) and arrive at London Gatwick (LGW).

  • Which airports do connecting flights from Washington, D.C. Dulles Intl Airport to London Gatwick Airport pass through?

    One-stop flights from Washington, D.C. Dulles Intl Airport to London Gatwick Airport most commonly connect through:

    • Reykjavik Keflavik Intl (KEF) – 62% of one-stop connections
    • Lisbon Humberto Delgado (LIS) – 28% of one-stop connections
    • Paris Charles de Gaulle (CDG) – 3% of one-stop connections
    • Orlando (MCO) – 2% of one-stop connections

  • Can I save money by using flexible dates for flights from Washington, D.C. Dulles Intl Airport to London Gatwick Airport?

    Yes. Flexible dates can save you up to 42% on flights from Washington, D.C. Dulles Intl Airport to London Gatwick Airport. Friday is the cheapest departure day at £337 return on average, while Saturday is the most expensive at £574, a difference of £237.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different stopover airport from Washington, D.C. Dulles Intl Airport to London Gatwick Airport?

    Flying via Dublin (DUB) gives the shortest average 1-stop total travel time of 11h 04m, compared to 12h 15m via Paris Charles de Gaulle (CDG) and 12h 18m via Montreal Pierre Elliott Trudeau Intl (YUL).

  • What is the time difference between Washington, D.C. Dulles Intl Airport and London Gatwick Airport?

    London Gatwick Airport is 4 hours ahead of Washington, D.C. Dulles Intl Airport (British Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in London Gatwick Airport?

    Some of the most popular sights in London Gatwick Airport are Hyde Park, Tower Bridge, and Royal Albert Hall. These are among the most viewed places in London Gatwick Airport on KAYAK.

  • What are some common layovers for flights from Dulles Intl (IAD) to London Gatwick (LGW)?

    With some airlines connecting from Dulles Intl (IAD) to London Gatwick (LGW) offering fights with single or double layovers, you may have to incorporate your layovers when budgeting for your flight. Some of the common layovers to expect on this route may include, but are not limited to, Reykjavik Keflavik Intl (KEF) and New York John F Kennedy Intl (JFK).

  • Which airline should I consider for my last-minute flight from Dulles Intl (IAD) to London Gatwick (LGW)?

    Norse Atlantic UK is among the airlines you should consider booking for your last-minute flight from Dulles Intl (IAD) to London Gatwick (LGW). This airline ranks highly among the airlines with the highest direct flights from IAD to LGW.

  • Which eco-friendly airline should I consider for my flight from Dulles Intl (IAD) to London Gatwick (LGW)?

    One of the eco-friendly airlines to consider for your flight from Dulles Intl (IAD) to London Gatwick (LGW) is Delta Air Lines. Delta is committed to sustainability, with initiatives like reducing carbon emissions, investing in fuel-efficient aircraft, and implementing recycling and waste reduction programs. They have also introduced passenger carbon offset options to support environmentally-friendly projects.

  • Which cities can I connect to after deplaning from my Dulles Intl (IAD) to London Gatwick (LGW) flight?

    After deplaning from your IAD to LGW flight, you can connect to nearby cities like London, Brighton, and Crawley. LGW is a well-connected international airport with various transportation options such as trains, buses, taxis, and car rentals.

Your guide to booking Washington, D.C. Dulles Intl Airport to London Gatwick Airport flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Friday departure and avoid flying on Saturday. On this route, Friday flights average £337, about £237 less than Saturday fares (41% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 11 weeks before you fly. On this route, that window historically saves about 28% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Washington, D.C. Dulles Intl Airport to London Gatwick Airport trip for March. Fares historically average £283 return in that month – typically £357 less than the most expensive month, which is June (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to London Gatwick Airport.

    • Premier Inn London Gatwick Airport
  • To conveniently travel from the city center to Dulles Intl (IAD) for your flight to London Gatwick (LGW), the most efficient transport option is the Silver Line Express Bus, which connects directly to the airport. It offers frequent departures and a relatively short travel time, making it a reliable choice for your journey.
  • When traveling from Washington Dulles Airport to London Gatwick Airport with significant luggage, you should consider Norse Atlantic UK Airline. The airline’s lenient carry-on policy allows one personal item, one carry-on bag, and up to three additional bags weighing less than 20 lb each at no extra fee.
  • Consider Delta Air Lines for your flight with kids from Dulles Intl (IAD) to London Gatwick (LGW). Delta offers a family-friendly experience with various amenities for children. Key among these amenities are kid-friendly meals, entertainment options including kids’ movies, and early boarding for families. These amenities are complemented by attentive staff, ensuring a comfortable journey for the whole family.
  • You can consider using Lufthansa Airlines to benefit from ticket and class upgrading services for your flight from Dulles Intl (IAD) to London Gatwick (LGW). During your first layover, the airline will likely send you an email requesting you consider an upgrade from economy to business class or first class at a reduced price.
  • Business travelers connecting to London Gatwick (LGW) from Dulles Intl (IAD) can consider booking their flights with Lufthansa. The airline Airbus A380 Aircraft offers an on-board lounge with spacious and comfortable seats that provide a conducive environment for business transactions during the flight.

More options for your flight from Washington, D.C. to Gatwick

Complete your trip to Gatwick with a hotel stay or car hire

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