IAD - LGW

$320 Find Cheap Flights from Washington Dulles Airport to London Gatwick Airport - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$670
Typical prices: $445-$765
Multiple Airlines
Thu 12/6Tue 12/11
IAD - LGW • 1 stop
Cheapest one-way
$320
Typical prices: $288-$474
Multiple Airlines
Sat 11/24
IAD - LGW • 2 stops
Nonstop 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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Insights
When to book
11 weeks
in advance
Our data shows that travelers 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 layover airports
Lisbon Humberto Delgado (LIS)
Cheapest • Avg $505 (round-trip)
Dublin (DUB)
Shortest trip • 11h 04m (one-way)
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Insights
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We hope you love your trip to London Gatwick Airport!
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Flight Deals

Cheap Flights from Dulles Intl to Gatwick (IAD-LGW)

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

Recent round-trip flight deals from Dulles Intl to Gatwick

Sun, Dec 6 - Fri, Dec 11
Multiple Airlines Logo
7:40 pm - 3:10 pmIAD  Washington, D.C. Dulles Intl-LGW London Gatwick
14h 30m1 stop Reykjavik Keflavik Intl
Multiple Airlines Logo
6:00 am - 6:30 pmLGW  London Gatwick-IAD Washington, D.C. Dulles Intl
17h 30m1 stop Reykjavik Keflavik Intl
$670Multiple Airlines
Mon, Nov 23 - Wed, Nov 25
Multiple Airlines Logo
7:40 pm - 4:55 pmIAD  Washington, D.C. Dulles Intl-LGW London Gatwick
16h 15m2 stops Reykjavik Keflavik Intl Oslo Gardermoen
Multiple Airlines Logo
9:50 am - 8:40 pmLGW  London Gatwick-IAD Washington, D.C. Dulles Intl
15h 50m1 stop Orlando
$671Multiple Airlines
Sun, Dec 6 - Thu, Dec 10
Multiple Airlines Logo
7:40 pm - 3:10 pmIAD  Washington, D.C. Dulles Intl-LGW London Gatwick
14h 30m1 stop Reykjavik Keflavik Intl
Multiple Airlines Logo
10:10 am - 6:30 pmLGW  London Gatwick-IAD Washington, D.C. Dulles Intl
13h 20m1 stop Reykjavik Keflavik Intl
$672Multiple Airlines
Wed, Jan 20 - Sat, Jan 30
TAP AIR PORTUGAL Logo
10:30 pm - 9:50 amIAD  Washington, D.C. Dulles Intl-LGW London Gatwick
30h 20m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
4:35 pm - 8:35 pmLGW  London Gatwick-IAD Washington, D.C. Dulles Intl
33h 00m1 stop Lisbon Humberto Delgado
$673TAP AIR PORTUGAL
Wed, Jan 20 - Wed, Jan 27
TAP AIR PORTUGAL Logo
10:30 pm - 3:05 pmIAD  Washington, D.C. Dulles Intl-LGW London Gatwick
11h 35m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
4:35 pm - 3:15 pmLGW  London Gatwick-IAD Washington, D.C. Dulles Intl
27h 40m1 stop Lisbon Humberto Delgado
$674TAP AIR PORTUGAL
Sun, Nov 15 - Sun, Nov 22
Multiple Airlines Logo
7:40 pm - 10:55 amIAD  Washington, D.C. Dulles Intl-LGW London Gatwick
10h 15m1 stop Reykjavik Keflavik Intl
Multiple Airlines Logo
9:40 am - 8:40 pmLGW  London Gatwick-IAD Washington, D.C. Dulles Intl
16h 00m1 stop Orlando
$675Multiple Airlines
Mon, Jan 25 - Sun, Jan 31
TAP AIR PORTUGAL Logo
5:25 pm - 3:45 pmIAD  Washington, D.C. Dulles Intl-LGW London Gatwick
17h 20m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
10:40 am - 8:35 pmLGW  London Gatwick-IAD Washington, D.C. Dulles Intl
14h 55m1 stop Lisbon Humberto Delgado
$675TAP AIR PORTUGAL
Thu, Nov 12 - Wed, Nov 18
Multiple Airlines Logo
5:25 pm - 4:40 pmIAD  Washington, D.C. Dulles Intl-LGW London Gatwick
18h 15m2 stops Lisbon Humberto Delgado Paris Orly
Multiple Airlines Logo
9:50 am - 11:43 pmLGW  London Gatwick-IAD Washington, D.C. Dulles Intl
18h 53m2 stops Orlando Atlanta Hartsfield-Jackson
$677Multiple Airlines
Thu, Dec 17 - Sat, Dec 19
Icelandair Logo
7:40 pm - 10:55 amIAD  Washington, D.C. Dulles Intl-LGW London Gatwick
10h 15m1 stop Reykjavik Keflavik Intl
Icelandair Logo
11:55 am - 6:30 pmLGW  London Gatwick-IAD Washington, D.C. Dulles Intl
11h 35m1 stop Reykjavik Keflavik Intl
$700Icelandair
Thu, Feb 11 - Thu, Feb 18
Icelandair Logo
7:40 pm - 10:55 amIAD  Washington, D.C. Dulles Intl-LGW London Gatwick
10h 15m1 stop Reykjavik Keflavik Intl
Icelandair Logo
11:55 am - 6:30 pmLGW  London Gatwick-IAD Washington, D.C. Dulles Intl
11h 35m1 stop Reykjavik Keflavik Intl
$700Icelandair
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’s 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 $379 round-trip.
•June ($857) and April ($768) 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

$320
Beat the crowds with an average 30% drop in travelers.
The most popular month to fly with an average 40% increase in travelers.
One-way flight from Washington, D.C. Dulles Intl Airport to London Gatwick Airport

When to book flights from Dulles Intl to Gatwick

Are your dates flexible? Find out the best times to travel from Dulles Intl to Gatwick based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip 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.

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

    Two cabin classes are available on flights from Washington, D.C. Dulles Intl Airport to London Gatwick Airport:

    • Economy Class
    • Business Class

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

    A nonstop 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?

    Round-trip flights from Washington, D.C. Dulles Intl Airport to London Gatwick Airport range from $445 to $765, with an average of $602 over the past 12 months. Anything below $445 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 $602 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 $323, which is 11% below the typical average for this route.

  • What car rental options are available at London Gatwick Airport (LGW)?

    London Gatwick Airport (LGW) hosts 5 major car rental companies, with daily rates averaging $39 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 $451 round-trip on average, while Saturday is the most expensive at $768, a difference of $317.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover 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 at 11h 04m, compared with 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 and Buckingham Palace. 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 $451, about $317 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 $379 round-trip in that month - typically $478 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 Dulles Intl to Gatwick

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

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