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Cheap flights from London Gatwick Airport to Washington, D.C. from $480

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from London Gatwick Airport to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Virgin Atlantic Logo
10:35 am - 7:35 pmLGW  London Gatwick-IAD Washington, D.C. Dulles Intl
14h 00m1 stop Paris Charles de Gaulle
Virgin Atlantic Logo
6:15 pm - 9:25 amIAD  Washington, D.C. Dulles Intl-LGW London Gatwick
10h 10m1 stop Paris Charles de Gaulle
$557Virgin Atlantic
Tue, Oct 6 - Tue, Oct 13
Icelandair Logo
11:55 am - 6:30 pmLGW  London Gatwick-IAD Washington, D.C. Dulles Intl
11h 35m1 stop Reykjavik Keflavik Intl
Icelandair Logo
7:40 pm - 10:55 amIAD  Washington, D.C. Dulles Intl-LGW London Gatwick
10h 15m1 stop Reykjavik Keflavik Intl
$558Icelandair
Mon, Nov 2 - Sat, Nov 21
SWISS Logo
6:35 pm - 4:45 pmLGW  London Gatwick-IAD Washington, D.C. Dulles Intl
27h 10m1 stop Zurich
SWISS Logo
8:10 pm - 7:40 amIAD  Washington, D.C. Dulles Intl-LGW London Gatwick
30h 30m1 stop Zurich
$558SWISS
Tue, Oct 20 - Tue, Nov 3
SWISS Logo
6:40 pm - 3:30 pmLGW  London Gatwick-IAD Washington, D.C. Dulles Intl
25h 50m1 stop Zurich
SWISS Logo
5:25 pm - 5:50 pmIAD  Washington, D.C. Dulles Intl-LGW London Gatwick
19h 25m1 stop Zurich
$558SWISS
Tue, Feb 23 - Tue, Mar 2
SWISS Logo
6:40 pm - 3:30 pmLGW  London Gatwick-IAD Washington, D.C. Dulles Intl
25h 50m1 stop Zurich
SWISS Logo
9:10 pm - 5:50 pmIAD  Washington, D.C. Dulles Intl-LGW London Gatwick
16h 40m1 stop Zurich
$558SWISS
Sat, Mar 6 - Sun, Mar 14
SWISS Logo
8:40 am - 5:00 pmLGW  London Gatwick-IAD Washington, D.C. Dulles Intl
13h 20m1 stop Zurich
SWISS Logo
8:10 pm - 5:50 pmIAD  Washington, D.C. Dulles Intl-LGW London Gatwick
16h 40m1 stop Zurich
$558SWISS
Tue, Nov 3 - Tue, Nov 10
SWISS Logo
8:30 am - 5:00 pmLGW  London Gatwick-IAD Washington, D.C. Dulles Intl
13h 30m1 stop Zurich
SWISS Logo
5:25 pm - 5:50 pmIAD  Washington, D.C. Dulles Intl-LGW London Gatwick
19h 25m1 stop Zurich
$559SWISS
Thu, Feb 11 - Mon, Feb 22
SWISS Logo
6:40 pm - 3:30 pmLGW  London Gatwick-IAD Washington, D.C. Dulles Intl
25h 50m1 stop Zurich
SWISS Logo
9:10 pm - 5:50 pmIAD  Washington, D.C. Dulles Intl-LGW London Gatwick
16h 40m1 stop Zurich
$559SWISS
Sat, Mar 6 - Sun, Mar 14
SWISS Logo
9:00 am - 6:00 pmLGW  London Gatwick-IAD Washington, D.C. Dulles Intl
13h 00m1 stop Zurich
SWISS Logo
8:10 pm - 5:50 pmIAD  Washington, D.C. Dulles Intl-LGW London Gatwick
16h 40m1 stop Zurich
$559SWISS
Fri, Oct 30 - Wed, Nov 4
SWISS Logo
8:40 am - 5:00 pmLGW  London Gatwick-IAD Washington, D.C. Dulles Intl
13h 20m1 stop Zurich
SWISS Logo
8:10 pm - 7:40 amIAD  Washington, D.C. Dulles Intl-LGW London Gatwick
30h 30m1 stop Zurich
$559SWISS
Tue, Nov 3 - Tue, Nov 10

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TAP AIR PORTUGAL flights from London Gatwick Airport to Washington, D.C. Dulles Intl Airport

Our best TAP AIR PORTUGAL deals on London Gatwick Airport to Washington, D.C. Dulles Intl Airport flight tickets
TAP AIR PORTUGAL
Oct 7
LGW4:25 pmLondon Gatwick
27h 45m
1 stop
IAD3:10 pmWashington, D.C. Dulles Intl
Oct 11
IAD10:35 pmWashington, D.C. Dulles Intl
30h 10m
1 stop
LGW9:45 amLondon Gatwick
$560
TAP AIR PORTUGAL
Nov 11
LGW4:35 pmLondon Gatwick
27h 40m
1 stop
IAD3:15 pmWashington, D.C. Dulles Intl
Nov 16
IAD5:25 pmWashington, D.C. Dulles Intl
11h 25m
1 stop
LGW9:50 amLondon Gatwick
$565
TAP AIR PORTUGAL
Nov 20
LGW10:40 amLondon Gatwick
14h 50m
1 stop
IAD8:30 pmWashington, D.C. Dulles Intl
Nov 27
IAD10:30 pmWashington, D.C. Dulles Intl
12h 15m
1 stop
LGW3:45 pmLondon Gatwick
$569

SWISS flights from London Gatwick Airport to Washington, D.C. Dulles Intl Airport

Our best SWISS deals on London Gatwick Airport to Washington, D.C. Dulles Intl Airport flight tickets
SWISS
Oct 20
LGW6:35 pmLondon Gatwick
27h 10m
1 stop
IAD4:45 pmWashington, D.C. Dulles Intl
Nov 3
IAD8:10 pmWashington, D.C. Dulles Intl
30h 30m
1 stop
LGW7:40 amLondon Gatwick
$558
SWISS
Oct 30
LGW9:00 amLondon Gatwick
13h 00m
1 stop
IAD6:00 pmWashington, D.C. Dulles Intl
Nov 4
IAD8:10 pmWashington, D.C. Dulles Intl
16h 40m
1 stop
LGW5:50 pmLondon Gatwick
$559
SWISS
Oct 8
LGW9:25 amLondon Gatwick
12h 20m
1 stop
IAD4:45 pmWashington, D.C. Dulles Intl
Oct 24
IAD9:10 pmWashington, D.C. Dulles Intl
16h 40m
1 stop
LGW5:50 pmLondon Gatwick
$562

momondo Fare Finder

 
Use the filters below to find and compare flights from London Gatwick Airport to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonWashington, D.C.

LGW London Gatwick - IAD Washington, D.C. Dulles Intl

LGWIAD

London Gatwick

Tue 10/6

10:35 am-7:35 pm

1 stop14h 00m

Washington, D.C. Dulles Intl

Tue 10/13

6:15 pm-9:25 am

1 stop10h 10m

$557
Quickest round-trip

LondonWashington, D.C.

LGW London Gatwick - IAD Washington, D.C. Dulles Intl

LGWIAD

London Gatwick

Mon 11/2

11:55 am-6:30 pm

1 stop11h 35m

Washington, D.C. Dulles Intl

Sat 11/21

7:40 pm-10:55 am

1 stop10h 15m

$558

LondonWashington, D.C.

LGW London Gatwick - IAD Washington, D.C. Dulles Intl

LGWIAD

London Gatwick

Tue 10/20

6:35 pm-4:45 pm

1 stop27h 10m

Washington, D.C. Dulles Intl

Tue 11/3

8:10 pm-7:40 am

1 stop30h 30m

$558

LondonWashington, D.C.

LGW London Gatwick - IAD Washington, D.C. Dulles Intl

LGWIAD

London Gatwick

Tue 2/23

6:40 pm-3:30 pm

1 stop25h 50m

Washington, D.C. Dulles Intl

Tue 3/2

5:25 pm-5:50 pm

1 stop19h 25m

$558

LondonWashington, D.C.

LGW London Gatwick - IAD Washington, D.C. Dulles Intl

LGWIAD

London Gatwick

Sat 3/6

6:40 pm-3:30 pm

1 stop25h 50m

Washington, D.C. Dulles Intl

Sun 3/14

9:10 pm-5:50 pm

1 stop16h 40m

$558

LondonWashington, D.C.

LGW London Gatwick - IAD Washington, D.C. Dulles Intl

LGWIAD

London Gatwick

Tue 11/3

8:40 am-5:00 pm

1 stop13h 20m

Washington, D.C. Dulles Intl

Tue 11/10

8:10 pm-5:50 pm

1 stop16h 40m

$558

LondonWashington, D.C.

LGW London Gatwick - IAD Washington, D.C. Dulles Intl

LGWIAD

London Gatwick

Thu 2/11

8:30 am-5:00 pm

1 stop13h 30m

Washington, D.C. Dulles Intl

Mon 2/22

5:25 pm-5:50 pm

1 stop19h 25m

$559

LondonWashington, D.C.

LGW London Gatwick - IAD Washington, D.C. Dulles Intl

LGWIAD

London Gatwick

Sat 3/6

6:40 pm-3:30 pm

1 stop25h 50m

Washington, D.C. Dulles Intl

Sun 3/14

9:10 pm-5:50 pm

1 stop16h 40m

$559

LondonWashington, D.C.

LGW London Gatwick - IAD Washington, D.C. Dulles Intl

LGWIAD

London Gatwick

Fri 10/30

9:00 am-6:00 pm

1 stop13h 00m

Washington, D.C. Dulles Intl

Wed 11/4

8:10 pm-5:50 pm

1 stop16h 40m

$559

LondonWashington, D.C.

LGW London Gatwick - IAD Washington, D.C. Dulles Intl

LGWIAD

London Gatwick

Tue 11/3

8:40 am-5:00 pm

1 stop13h 20m

Washington, D.C. Dulles Intl

Tue 11/10

8:10 pm-7:40 am

1 stop30h 30m

$559

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from London Gatwick Airport to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Wednesday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $752. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from London Gatwick Airport to Washington, D.C. Dulles Intl Airport for around $838.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from London Gatwick Airport in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $768 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $810 on average. Flights to Washington, D.C. Dulles Intl Airport from London Gatwick Airport at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from London Gatwick Airport to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from London Gatwick Airport to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap London Gatwick Airport to Washington, D.C. Dulles Intl Airport (LGW to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Gatwick Airport to Washington, D.C. Dulles Intl Airport

Best Price Found

$480

Fastest flight time

11h 35m

Direct flights

None
The best one-way flight to Washington, D.C. Dulles Intl Airport from London Gatwick Airport in the past 72 hours is $480. The best round-trip flight deal from London Gatwick Airport to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $557.
The fastest flight from London Gatwick Airport to Washington, D.C. Dulles Intl Airport takes 11h 35m
There are no direct flights from London Gatwick Airport to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from London Gatwick Airport to Washington, D.C. Dulles Intl Airport.
Search flight deals

Frequently asked questions about flying from London Gatwick Airport to Washington, D.C. Dulles Intl Airport

  • How far is London Gatwick to Washington, D.C. Dulles Intl by plane?

    The distance between London Gatwick and Washington, D.C. Dulles Intl is about 3682.8 mi. A reasonable flight in good conditions will take 11h 35m.

  • When did momondo last update prices for flights from London Gatwick Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from London Gatwick Airport to Washington, D.C. Dulles Intl Airport are updated daily.

  • How old do you have to be to fly from London Gatwick Airport to Washington, D.C. Dulles Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Gatwick Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents required for your trip to Washington, D.C. Dulles Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Dulles Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Arlington
Gettysburg
Winchester
Fredericksburg
Waldorf
Laurel
Woodbridge
Linthicum Heights
Gaithersburg
Rockville
Silver Spring
Towson
Sterling
Fairfax
Springfield
Glen Burnie
Edgewood
Martinsburg

Why use momondo?

Why should I use momondo to find a flight deal from London to Washington, D.C.?

It is quick and easy to find London to Washington, D.C. flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington, D.C. that suits you.

Can I find flights from London to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to Washington, D.C. flights to just show those with flexible booking policies.

How can momondo help me find flights from London to Washington, D.C.?

momondo helps you find the best flight between London and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from London to Washington, D.C. right now. Can momondo alert me if prices change?

Price alerts on flights to Washington, D.C. from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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