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Cheap flights from Washington, D.C. to London from $224

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:04 pm - 6:00 amIAD  Washington, D.C. Dulles Intl-LGW London Gatwick
28h 56m1 stop Orlando
Multiple Airlines Logo
10:10 am - 7:09 pmLGW  London Gatwick-IAD Washington, D.C. Dulles Intl
13h 59m1 stop Orlando
$618Multiple Airlines
Tue, Nov 3 - Wed, Nov 18
Multiple Airlines Logo
10:50 pm - 10:40 pmIAD  Washington, D.C. Dulles Intl-LGW London Gatwick
18h 50m2 stops Lisbon Humberto Delgado Madrid Barajas
Multiple Airlines Logo
8:15 am - 4:15 pmLGW  London Gatwick-IAD Washington, D.C. Dulles Intl
36h 00m2 stops Madrid Barajas Lisbon Humberto Delgado
$620Multiple Airlines
Fri, Oct 16 - Wed, Oct 28
Multiple Airlines Logo
5:45 pm - 11:05 pmIAD  Washington, D.C. Dulles Intl-LGW London Gatwick
24h 20m2 stops Lisbon Humberto Delgado Madrid Barajas
Multiple Airlines Logo
6:10 pm - 3:10 pmLGW  London Gatwick-IAD Washington, D.C. Dulles Intl
26h 00m2 stops Madrid Barajas Lisbon Humberto Delgado
$623Multiple Airlines
Wed, Oct 14 - Tue, Oct 20
Multiple Airlines Logo
8:20 pm - 12:30 pmIAD  Washington, D.C. Dulles Intl-LGW London Gatwick
35h 10m3 stops Kastrup Copenhagen Helsinki-Vantaa Stockholm Arlanda
Multiple Airlines Logo
11:00 am - 5:00 pmLGW  London Gatwick-IAD Washington, D.C. Dulles Intl
35h 00m3 stops Stockholm Arlanda Helsinki-Vantaa Kastrup Copenhagen
$624Multiple Airlines
Mon, Sep 7 - Wed, Sep 23
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 - 2:45 pmLGW  London Gatwick-IAD Washington, D.C. Dulles Intl
27h 10m1 stop Lisbon Humberto Delgado
$626TAP AIR PORTUGAL
Wed, Nov 11 - Mon, Nov 16
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
10:40 am - 8:35 pmLGW  London Gatwick-IAD Washington, D.C. Dulles Intl
14h 55m1 stop Lisbon Humberto Delgado
$626TAP AIR PORTUGAL
Wed, Nov 11 - Wed, Dec 9
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 - 2:45 pmLGW  London Gatwick-IAD Washington, D.C. Dulles Intl
27h 10m1 stop Lisbon Humberto Delgado
$627TAP AIR PORTUGAL
Wed, Nov 11 - Mon, Nov 16
Icelandair Logo
8:30 pm - 2:40 pmIAD  Washington, D.C. Dulles Intl-LGW London Gatwick
13h 10m1 stop Reykjavik Keflavik Intl
Icelandair Logo
11:55 am - 7:30 pmLGW  London Gatwick-IAD Washington, D.C. Dulles Intl
11h 35m1 stop Reykjavik Keflavik Intl
$628Icelandair
Fri, Oct 16 - Wed, Oct 28
Icelandair Logo
8:30 pm - 2:40 pmIAD  Washington, D.C. Dulles Intl-LGW London Gatwick
13h 10m1 stop Reykjavik Keflavik Intl
Icelandair Logo
11:55 am - 7:30 pmLGW  London Gatwick-IAD Washington, D.C. Dulles Intl
11h 35m1 stop Reykjavik Keflavik Intl
$632Icelandair
Fri, Oct 16 - Tue, Oct 27
Icelandair Logo
8:30 pm - 2:40 pmIAD  Washington, D.C. Dulles Intl-LGW London Gatwick
13h 10m1 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
$656Icelandair
Thu, Oct 15 - Sun, Nov 15

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Icelandair flights from Washington, D.C. to London Gatwick Airport

Our best Icelandair deals on Washington, D.C. to London Gatwick Airport flight tickets
Icelandair
Oct 15
IAD8:30 pmWashington, D.C. Dulles Intl
13h 10m
1 stop
LGW2:40 pmLondon Gatwick
Nov 15
LGW11:55 amLondon Gatwick
11h 35m
1 stop
IAD6:30 pmWashington, D.C. Dulles Intl
$656
Icelandair
Oct 12
IAD8:30 pmWashington, D.C. Dulles Intl
13h 10m
1 stop
LGW2:40 pmLondon Gatwick
Oct 21
LGW3:40 pmLondon Gatwick
11h 35m
1 stop
IAD10:15 pmWashington, D.C. Dulles Intl
$657
Icelandair
Dec 5
IAD7:40 pmWashington, D.C. Dulles Intl
10h 15m
1 stop
LGW10:55 amLondon Gatwick
Dec 13
LGW11:55 amLondon Gatwick
11h 35m
1 stop
IAD6:30 pmWashington, D.C. Dulles Intl
$660

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

Our best TAP AIR PORTUGAL deals on Washington, D.C. to London Gatwick Airport flight tickets
TAP AIR PORTUGAL
Nov 11
IAD10:30 pmWashington, D.C. Dulles Intl
11h 35m
1 stop
LGW3:05 pmLondon Gatwick
Dec 9
LGW10:40 amLondon Gatwick
14h 55m
1 stop
IAD8:35 pmWashington, D.C. Dulles Intl
$626
TAP AIR PORTUGAL
Sep 29
IAD5:05 pmWashington, D.C. Dulles Intl
11h 40m
1 stop
LGW9:45 amLondon Gatwick
Oct 6
LGW10:35 amLondon Gatwick
15h 00m
1 stop
IAD8:35 pmWashington, D.C. Dulles Intl
$629
TAP AIR PORTUGAL
Nov 11
IAD10:30 pmWashington, D.C. Dulles Intl
11h 35m
1 stop
LGW3:05 pmLondon Gatwick
Nov 18
LGW10:40 amLondon Gatwick
14h 55m
1 stop
IAD8:35 pmWashington, D.C. Dulles Intl
$630

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.London

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

IADLGW

Washington, D.C. Dulles Intl

Tue 11/3

8:04 pm-6:00 am

1 stop28h 56m

London Gatwick

Wed 11/18

10:10 am-7:09 pm

1 stop13h 59m

$618

Washington, D.C.London

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

IADLGW

Washington, D.C. Dulles Intl

Fri 10/16

10:50 pm-10:40 pm

2 stops18h 50m

London Gatwick

Wed 10/28

8:15 am-4:15 pm

2 stops36h 00m

$620

Washington, D.C.London

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

IADLGW

Washington, D.C. Dulles Intl

Wed 10/14

5:45 pm-11:05 pm

2 stops24h 20m

London Gatwick

Tue 10/20

6:10 pm-3:10 pm

2 stops26h 00m

$623

Washington, D.C.London

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

IADLGW

Washington, D.C. Dulles Intl

Mon 9/7

8:20 pm-12:30 pm

3 stops35h 10m

London Gatwick

Wed 9/23

11:00 am-5:00 pm

3 stops35h 00m

$624

Washington, D.C.London

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

IADLGW

Washington, D.C. Dulles Intl

Wed 11/11

10:30 pm-3:05 pm

1 stop11h 35m

London Gatwick

Mon 11/16

4:35 pm-2:45 pm

1 stop27h 10m

$626

Washington, D.C.London

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

IADLGW

Washington, D.C. Dulles Intl

Wed 11/11

10:30 pm-3:05 pm

1 stop11h 35m

London Gatwick

Wed 12/9

10:40 am-8:35 pm

1 stop14h 55m

$626

Washington, D.C.London

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

IADLGW

Washington, D.C. Dulles Intl

Wed 11/11

10:30 pm-3:05 pm

1 stop11h 35m

London Gatwick

Mon 11/16

4:35 pm-2:45 pm

1 stop27h 10m

$627
Quickest round-trip

Washington, D.C.London

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

IADLGW

Washington, D.C. Dulles Intl

Fri 10/16

8:30 pm-2:40 pm

1 stop13h 10m

London Gatwick

Wed 10/28

11:55 am-7:30 pm

1 stop11h 35m

$628

Washington, D.C.London

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

IADLGW

Washington, D.C. Dulles Intl

Fri 10/16

8:30 pm-2:40 pm

1 stop13h 10m

London Gatwick

Tue 10/27

11:55 am-7:30 pm

1 stop11h 35m

$632

Washington, D.C.London

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

IADLGW

Washington, D.C. Dulles Intl

Thu 10/15

8:30 pm-2:40 pm

1 stop13h 10m

London Gatwick

Sun 11/15

11:55 am-6:30 pm

1 stop11h 35m

$656

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 London from

How to get the cheapest flight ticket from Washington, D.C. to London Gatwick 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 typical price of a round-trip flight between Washington, D.C. and London Gatwick Airport?

Prices are currently low for flights on this route.

Typical prices usually range from $658 to $1,152.
The lowest price recently found on this route was $618.

What is the cheapest month to fly to London Gatwick Airport?

In general, February is the cheapest month to fly from Washington, D.C. to London Gatwick Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $426. If you are unable to visit London Gatwick Airport during the month of February, then departing from Washington, D.C. during the month January is also very affordable. Most momondo users find prices during this month for around $549.

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

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

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

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

Best Price Found

$224

Fastest flight time

10h 15m

Direct flights

None
The best one-way flight to London Gatwick Airport from Washington, D.C. in the past 72 hours is $224. The best round-trip flight deal from Washington, D.C. to London Gatwick Airport found on momondo in the last 72 hours is $618.
The fastest flight from Washington, D.C. to London Gatwick Airport takes 10h 15m
There are no direct flights from Washington, D.C. to London Gatwick Airport. There are no popular flight routes from Washington, D.C. to London Gatwick Airport.
Search flight deals

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

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

    A flight from Washington, D.C. to London Gatwick will travel around 3667.7 mi. Typically, this will take 10h 15m by plane in normal conditions.

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

    Prices for flights from Washington, D.C. to London Gatwick Airport were last updated today.

  • How many operators does momondo search for flights from Washington, D.C. to London Gatwick Airport?

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. to London Gatwick Airport.

  • What documentation or ID do you need to fly to London Gatwick Airport?

    The required travel and health documents for your London Gatwick Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Gatwick Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Washington, D.C. to London Gatwick Airport?

Best airlines flying from Washington, D.C. to London Gatwick Airport

Compare and see reviews for airlines that fly from Washington, D.C. to London Gatwick Airport with momondo
Airline
Rating
Free Cancellation
Price
TAP AIR PORTUGALPriceFrom $309Free CancellationRating
7.2
2,371 reviews
Search TAP AIR PORTUGAL flights
IcelandairPriceFrom $465Free CancellationRating
6.9
731 reviews
Search Icelandair flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Gatwick
Milton Keynes
Luton
Hayes
Wembley
Croydon
Dover
Stansted
Richmond
Kingston upon Thames
Harrow
Watford
Cobham
Slough
Uxbridge
Eastbourne
Worthing
Romford
Ilford

Why use momondo?

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

Finding the right flight to London from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to London from Washington, D.C. with this policy.

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

momondo provides multiple filters to help you find the best flight to London from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Washington, D.C. to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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