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Cheap flights from District of Columbia to London from £156

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to London departing on 6/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Cheap return flights

TAP AIR PORTUGAL Logo
22:20 - 15:35IAD-LGW
12h 15m1 stop
TAP AIR PORTUGAL Logo
16:25 - 15:20LGW-IAD
27h 55m1 stop
£307TAP AIR PORTUGAL
Find Deal
Mon, 8 Sep - Tue, 23 Sep
TAP AIR PORTUGAL Logo
22:20 - 15:35IAD-LGW
12h 15m1 stop
TAP AIR PORTUGAL Logo
16:25 - 15:20LGW-IAD
27h 55m1 stop
£308TAP AIR PORTUGAL
Find Deal
Mon, 8 Sep - Tue, 23 Sep
Icelandair Logo
23:15 - 14:40IAD-LGW
10h 25m1 stop
Icelandair Logo
14:40 - 19:30LGW-IAD
32h 50m1 stop
£353Icelandair
Find Deal
Fri, 17 Oct - Mon, 27 Oct
Virgin Atlantic Logo
12:13 - 10:00IAD-LGW
16h 47m1 stop
Virgin Atlantic Logo
12:00 - 19:43LGW-IAD
12h 43m1 stop
£360Virgin Atlantic
Find Deal
Sun, 24 Aug - Tue, 2 Sep
Virgin Atlantic Logo
11:00 - 10:00DCA-LGW
18h 00m1 stop
Virgin Atlantic Logo
12:00 - 23:41LGW-DCA
16h 41m1 stop
£360Virgin Atlantic
Find Deal
Sun, 24 Aug - Tue, 2 Sep
Logo
17:50 - 19:40IAD-LGW
20h 50m2 stops
Logo
08:50 - 15:20LGW-IAD
35h 30m2 stops
£361
Find Deal
Wed, 1 Oct - Mon, 6 Oct
Icelandair Logo
23:15 - 14:40IAD-LGW
10h 25m1 stop
Icelandair Logo
15:40 - 19:20LGW-IAD
32h 40m1 stop
£362Icelandair
Find Deal
Tue, 2 Sep - Tue, 9 Sep
British Airways Logo
06:38 - 08:10DCA-LGW
20h 32m1 stop
British Airways Logo
15:05 - 22:57LGW-DCA
12h 52m1 stop
£364British Airways
Find Deal
Wed, 8 Oct - Tue, 14 Oct
Logo
17:20 - 17:05IAD-LGW
18h 45m1 stop
Logo
09:45 - 19:30LGW-IAD
14h 45m1 stop
£364
Find Deal
Wed, 3 Sep - Wed, 10 Sep
British Airways Logo
15:35 - 08:10DCA-LGW
11h 35m1 stop
British Airways Logo
15:05 - 23:07LGW-DCA
13h 02m1 stop
£407British Airways
Find Deal
Wed, 24 Sep - Tue, 30 Sep

TAP AIR PORTUGAL flights from District of Columbia to London Gatwick Airport

Our best TAP AIR PORTUGAL deals on District of Columbia to London Gatwick Airport flight tickets
TAP AIR PORTUGAL
8 Sept
IAD22:20Washington, D.C. Dulles Intl
12h 15m
1 stop
LGW15:35London Gatwick
23 Sept
LGW16:25London Gatwick
27h 55m
1 stop
IAD15:20Washington, D.C. Dulles Intl
£307
Find similar
TAP AIR PORTUGAL
8 Sept
IAD22:20Washington, D.C. Dulles Intl
12h 15m
1 stop
LGW15:35London Gatwick
23 Sept
LGW16:25London Gatwick
27h 55m
1 stop
IAD15:20Washington, D.C. Dulles Intl
£308
Find similar
TAP AIR PORTUGAL
24 Oct
IAD17:00Washington, D.C. Dulles Intl
11h 45m
1 stop
LGW09:45London Gatwick
31 Oct
LGW16:40London Gatwick
27h 35m
1 stop
IAD16:15Washington, D.C. Dulles Intl
£308
Find similar

Icelandair flights from District of Columbia to London Gatwick Airport

Our best Icelandair deals on District of Columbia to London Gatwick Airport flight tickets
Icelandair
17 Oct
IAD23:15Washington, D.C. Dulles Intl
10h 25m
1 stop
LGW14:40London Gatwick
27 Oct
LGW14:40London Gatwick
32h 50m
1 stop
IAD19:30Washington, D.C. Dulles Intl
£353
Find similar
Icelandair
2 Sept
IAD23:15Washington, D.C. Dulles Intl
10h 25m
1 stop
LGW14:40London Gatwick
9 Sept
LGW15:40London Gatwick
32h 40m
1 stop
IAD19:20Washington, D.C. Dulles Intl
£362
Find similar
Icelandair
1 Oct
IAD23:15Washington, D.C. Dulles Intl
10h 25m
1 stop
LGW14:40London Gatwick
9 Oct
LGW15:40London Gatwick
32h 40m
1 stop
IAD19:20Washington, D.C. Dulles Intl
£366
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from District of Columbia to London Gatwick Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 15 August 2025.
Use the filters below to find and compare flights from District of Columbia 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

Mon 8/9

22:20-15:35

1 stop12h 15m

London Gatwick

Tue 23/9

16:25-15:20

1 stop27h 55m

£307

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Mon 8/9

22:20-15:35

1 stop12h 15m

London Gatwick

Tue 23/9

16:25-15:20

1 stop27h 55m

£308

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Fri 17/10

23:15-14:40

1 stop10h 25m

London Gatwick

Mon 27/10

14:40-19:30

1 stop32h 50m

£353

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Sun 24/8

12:13-10:00

1 stop16h 47m

London Gatwick

Tue 2/9

12:00-19:43

1 stop12h 43m

£360

Washington, D.C.London

DCA - LGW

DCALGW

Washington, D.C. Reagan-National

Sun 24/8

11:00-10:00

1 stop18h 00m

London Gatwick

Tue 2/9

12:00-23:41

1 stop16h 41m

£360

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Wed 1/10

17:50-19:40

2 stops20h 50m

London Gatwick

Mon 6/10

08:50-15:20

2 stops35h 30m

£361

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Tue 2/9

23:15-14:40

1 stop10h 25m

London Gatwick

Tue 9/9

15:40-19:20

1 stop32h 40m

£362

Washington, D.C.London

DCA - LGW

DCALGW

Washington, D.C. Reagan-National

Wed 8/10

06:38-08:10

1 stop20h 32m

London Gatwick

Tue 14/10

15:05-22:57

1 stop12h 52m

£364

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Wed 3/9

17:20-17:05

1 stop18h 45m

London Gatwick

Wed 10/9

09:45-19:30

1 stop14h 45m

£364

Washington, D.C.London

DCA - LGW

DCALGW

Washington, D.C. Reagan-National

Wed 24/9

15:35-08:10

1 stop11h 35m

London Gatwick

Tue 30/9

15:05-23:07

1 stop13h 02m

£407

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from District of Columbia 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 cheapest month to fly to London Gatwick Airport?

The cheapest month to fly to London Gatwick Airport from District of Columbia is in January. Flight prices, which tend to average around £369, are often lower during this time because this is during the off-season. If you don’t want to visit London Gatwick Airport in January, then you should wait until November to fly from District of Columbia, when ticket prices are also cheap, with an average price of £398.

What is the cheapest day to depart on your flight to London Gatwick Airport?

According to our data, Thursday is the cheapest day to fly to London Gatwick Airport from District of Columbia. The lowest ticket price found for a Thursday departure recently was £616. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from District of Columbia to London Gatwick Airport on a Saturday will generally be more expensive and average around £818. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Cheap District of Columbia to London Gatwick Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to London Gatwick Airport

Best price found

£156

Fastest flight time

9h 35m

Direct flights

None
The best one-way flight to London Gatwick Airport from District of Columbia in the past 72 hours is £156. The best return flight deal from District of Columbia to London Gatwick Airport found on momondo in the last 72 hours is £307.
The fastest flight from District of Columbia to London Gatwick Airport takes 9h 35m
There are no direct flights from District of Columbia to London Gatwick Airport. Popular non-direct route for this connection is Washington, D.C. Dulles Intl Airport - London Gatwick Airport.
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  • When did momondo last update prices for flights from District of Columbia to London Gatwick Airport?

    Prices for flights from District of Columbia to London Gatwick Airport refresh daily.

  • How old do you have to be to fly from District of Columbia to London Gatwick Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from District of Columbia to London Gatwick Airport.

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

    The necessary travel and health documents for your London Gatwick Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from District of Columbia to London Gatwick Airport

Compare and see reviews for airlines that fly from District of Columbia to London Gatwick Airport with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom £474Free CancellationRating
7.0
526 reviews
Search Icelandair flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
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Luton
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Maidstone
Gatwick
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Hayes
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Winchester

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to London?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from District of Columbia.

Can I find flights from District of Columbia to London with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for District of Columbia to London flights to just show those with flexible booking policies.

How can momondo help me find flights from District of Columbia to London?

Once all potential District of Columbia to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from District of Columbia to London right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of District of Columbia to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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