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Cheap flights from District of Columbia to London from £191

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 2/12. 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

Enter your travel dates to find the best prices.
Icelandair Logo
19:40 - 10:55IAD-LGW
10h 15m1 stop
Icelandair Logo
11:55 - 18:30LGW-IAD
11h 35m1 stop
£432Icelandair
Find Deal
Mon, 5 Jan - Fri, 20 Feb
TAP AIR PORTUGAL Logo
17:30 - 20:40IAD-LGW
22h 10m2 stops
TAP AIR PORTUGAL Logo
16:35 - 21:00LGW-IAD
33h 25m1 stop
£433TAP AIR PORTUGAL
Find Deal
Thu, 15 Jan - Tue, 20 Jan
Icelandair Logo
19:40 - 10:55IAD-LGW
10h 15m1 stop
Icelandair Logo
11:55 - 18:30LGW-IAD
11h 35m1 stop
£434Icelandair
Find Deal
Sun, 14 Dec - Sun, 11 Jan
Multiple Airlines Logo
21:00 - 14:25IAD-LGW
12h 25m1 stop
Multiple Airlines Logo
08:50 - 15:35LGW-IAD
11h 45m1 stop
£435Multiple Airlines
Find Deal
Sun, 7 Dec - Tue, 9 Dec
Multiple Airlines Logo
16:10 - 14:40DCA-LGW
17h 30m2 stops
Multiple Airlines Logo
21:05 - 19:45LGW-DCA
27h 40m3 stops
£437Multiple Airlines
Find Deal
Sun, 18 Jan - Wed, 21 Jan
British Airways Logo
08:00 - 07:30DCA-LGW
18h 30m1 stop
British Airways Logo
11:20 - 20:59LGW-DCA
14h 39m1 stop
£453British Airways
Find Deal
Fri, 27 Feb - Tue, 3 Mar
SWISS Logo
20:30 - 17:50IAD-LGW
16h 20m1 stop
SWISS Logo
18:40 - 16:40LGW-IAD
27h 00m1 stop
£466SWISS
Find Deal
Sun, 16 Nov - Wed, 26 Nov
American Airlines Logo
09:15 - 09:00IAD-LGW
18h 45m2 stops
American Airlines Logo
11:20 - 08:44LGW-IAD
26h 24m2 stops
£468American Airlines
Find Deal
Thu, 4 Dec - Fri, 12 Dec
American Airlines Logo
06:24 - 09:00IAD-LGW
21h 36m2 stops
American Airlines Logo
11:20 - 08:41LGW-IAD
26h 21m2 stops
£469American Airlines
Find Deal
Sun, 16 Nov - Tue, 25 Nov
British Airways Logo
11:47 - 07:30DCA-LGW
14h 43m1 stop
British Airways Logo
11:20 - 21:24LGW-DCA
15h 04m1 stop
£474British Airways
Find Deal
Mon, 15 Dec - Fri, 9 Jan

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
5 Jan
IAD19:40Washington, D.C. Dulles Intl
10h 15m
1 stop
LGW10:55London Gatwick
20 Feb
LGW11:55London Gatwick
11h 35m
1 stop
IAD18:30Washington, D.C. Dulles Intl
£432
Find similar
Icelandair
14 Dec
IAD19:40Washington, D.C. Dulles Intl
10h 15m
1 stop
LGW10:55London Gatwick
11 Jan
LGW11:55London Gatwick
11h 35m
1 stop
IAD18:30Washington, D.C. Dulles Intl
£434
Find similar
Icelandair
13 Nov
IAD19:40Washington, D.C. Dulles Intl
10h 15m
1 stop
LGW10:55London Gatwick
20 Nov
LGW11:55London Gatwick
11h 35m
1 stop
IAD18:30Washington, D.C. Dulles Intl
£437
Find similar

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
15 Jan
IAD17:30Washington, D.C. Dulles Intl
22h 10m
2 stops
LGW20:40London Gatwick
20 Jan
LGW16:35London Gatwick
33h 25m
1 stop
IAD21:00Washington, D.C. Dulles Intl
£433
Find similar
TAP AIR PORTUGAL
3 Dec
IAD22:30Washington, D.C. Dulles Intl
11h 35m
1 stop
LGW15:05London Gatwick
8 Dec
LGW11:00London Gatwick
32h 35m
2 stops
IAD14:35Washington, D.C. Dulles Intl
£436
Find similar
TAP AIR PORTUGAL
1 Dec
IAD17:30Washington, D.C. Dulles Intl
11h 20m
1 stop
LGW09:50London Gatwick
8 Dec
LGW11:00London Gatwick
32h 35m
2 stops
IAD14:35Washington, D.C. Dulles Intl
£437
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 5 November 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 5/1

19:40-10:55

1 stop10h 15m

London Gatwick

Fri 20/2

11:55-18:30

1 stop11h 35m

£432

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Thu 15/1

17:30-20:40

2 stops22h 10m

London Gatwick

Tue 20/1

16:35-21:00

1 stop33h 25m

£433

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Sun 14/12

19:40-10:55

1 stop10h 15m

London Gatwick

Sun 11/1

11:55-18:30

1 stop11h 35m

£434

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Sun 7/12

21:00-14:25

1 stop12h 25m

London Gatwick

Tue 9/12

08:50-15:35

1 stop11h 45m

£435

Washington, D.C.London

DCA - LGW

DCALGW

Washington, D.C. Reagan-National

Sun 18/1

16:10-14:40

2 stops17h 30m

London Gatwick

Wed 21/1

21:05-19:45

3 stops27h 40m

£437

Washington, D.C.London

DCA - LGW

DCALGW

Washington, D.C. Reagan-National

Fri 27/2

08:00-07:30

1 stop18h 30m

London Gatwick

Tue 3/3

11:20-20:59

1 stop14h 39m

£453

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Sun 16/11

20:30-17:50

1 stop16h 20m

London Gatwick

Wed 26/11

18:40-16:40

1 stop27h 00m

£466

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Thu 4/12

09:15-09:00

2 stops18h 45m

London Gatwick

Fri 12/12

11:20-08:44

2 stops26h 24m

£468

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Sun 16/11

06:24-09:00

2 stops21h 36m

London Gatwick

Tue 25/11

11:20-08:41

2 stops26h 21m

£469

Washington, D.C.London

DCA - LGW

DCALGW

Washington, D.C. Reagan-National

Mon 15/12

11:47-07:30

1 stop14h 43m

London Gatwick

Fri 9/1

11:20-21:24

1 stop15h 04m

£474

Flights are sorted by cheapest return 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 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 £384, 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 £446.

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 £640. 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 £851. 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

Direct flights

None
There are no direct flights from District of Columbia to London Gatwick Airport. There are no popular flight routes from District of Columbia to 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 £569Free CancellationRating
7.1
571 reviews
Search Icelandair flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Maidstone
Slough
Canterbury
Southend-on-Sea
Ipswich
Ilford
Guildford
Dover
Colchester
Chelmsford
Hayes
Worthing
Ramsgate
Dartford
Bedford
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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