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Cheap flights from District of Columbia to London from £197

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 9/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
19:40 - 15:10IAD-LGW
14h 30m2 stops
Multiple Airlines Logo
08:50 - 18:30LGW-IAD
14h 40m2 stops
£429Multiple Airlines
Find Deal
Thu, 22 Jan - Tue, 27 Jan
Icelandair Logo
20:30 - 14:40IAD-LGW
13h 10m1 stop
Icelandair Logo
15:40 - 19:20LGW-IAD
32h 40m1 stop
£430Icelandair
Find Deal
Thu, 9 Apr - Tue, 21 Apr
British Airways Logo
11:19 - 07:30DCA-LGW
15h 11m1 stop
British Airways Logo
11:20 - 22:00LGW-DCA
14h 40m1 stop
£430British Airways
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Tue, 3 Mar - Tue, 10 Mar
TAP AIR PORTUGAL Logo
17:30 - 09:50IAD-LGW
11h 20m1 stop
TAP AIR PORTUGAL Logo
10:10 - 21:00LGW-IAD
39h 50m2 stops
£431TAP AIR PORTUGAL
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Sat, 14 Feb - Sat, 21 Feb
TAP AIR PORTUGAL Logo
22:30 - 15:05IAD-LGW
11h 35m1 stop
TAP AIR PORTUGAL Logo
21:25 - 14:35LGW-IAD
22h 10m2 stops
£432TAP AIR PORTUGAL
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Wed, 14 Jan - Mon, 19 Jan
TAP AIR PORTUGAL Logo
22:30 - 15:45IAD-LGW
12h 15m1 stop
TAP AIR PORTUGAL Logo
10:40 - 15:15LGW-IAD
33h 35m1 stop
£433TAP AIR PORTUGAL
Find Deal
Sun, 30 Nov - Wed, 10 Dec
Icelandair Logo
19:40 - 10:55IAD-LGW
10h 15m1 stop
Icelandair Logo
11:55 - 18:30LGW-IAD
11h 35m1 stop
£433Icelandair
Find Deal
Fri, 16 Jan - Mon, 19 Jan
TAP AIR PORTUGAL Logo
22:35 - 09:45IAD-LGW
30h 10m1 stop
TAP AIR PORTUGAL Logo
21:15 - 15:05LGW-IAD
22h 50m2 stops
£434TAP AIR PORTUGAL
Find Deal
Thu, 9 Apr - Sat, 18 Apr
British Airways Logo
08:20 - 07:30DCA-LGW
18h 10m1 stop
British Airways Logo
11:20 - 23:25LGW-DCA
17h 05m1 stop
£440British Airways
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Tue, 20 Jan - Tue, 27 Jan
American Airlines Logo
10:10 - 07:30DCA-LGW
16h 20m2 stops
American Airlines Logo
11:20 - 21:24LGW-DCA
15h 04m1 stop
£470American Airlines
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Tue, 20 Jan - Tue, 27 Jan

British Airways flights from District of Columbia to London Gatwick Airport

Our best British Airways deals on District of Columbia to London Gatwick Airport flight tickets
British Airways
3 Mar
DCA11:19Washington, D.C. Reagan-National
15h 11m
1 stop
LGW07:30London Gatwick
10 Mar
LGW11:20London Gatwick
14h 40m
1 stop
DCA22:00Washington, D.C. Reagan-National
£430
Find similar
British Airways
20 Jan
DCA08:20Washington, D.C. Reagan-National
18h 10m
1 stop
LGW07:30London Gatwick
27 Jan
LGW11:20London Gatwick
17h 05m
1 stop
DCA23:25Washington, D.C. Reagan-National
£440
Find similar
British Airways
27 Feb
DCA08:00Washington, D.C. Reagan-National
18h 30m
1 stop
LGW07:30London Gatwick
3 Mar
LGW11:20London Gatwick
14h 39m
1 stop
DCA20:59Washington, D.C. Reagan-National
£449
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 Nov
IAD19:40Washington, D.C. Dulles Intl
10h 15m
1 stop
LGW10:55London Gatwick
13 Jan
LGW11:55London Gatwick
11h 35m
1 stop
IAD18:30Washington, D.C. Dulles Intl
£429
Find similar
Icelandair
9 Apr
IAD20:30Washington, D.C. Dulles Intl
13h 10m
1 stop
LGW14:40London Gatwick
21 Apr
LGW15:40London Gatwick
32h 40m
1 stop
IAD19:20Washington, D.C. Dulles Intl
£430
Find similar
Icelandair
16 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
£433
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 13 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

Thu 22/1

19:40-15:10

2 stops14h 30m

London Gatwick

Tue 27/1

08:50-18:30

2 stops14h 40m

£429

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Thu 9/4

20:30-14:40

1 stop13h 10m

London Gatwick

Tue 21/4

15:40-19:20

1 stop32h 40m

£430

Washington, D.C.London

DCA - LGW

DCALGW

Washington, D.C. Reagan-National

Tue 3/3

11:19-07:30

1 stop15h 11m

London Gatwick

Tue 10/3

11:20-22:00

1 stop14h 40m

£430

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Sat 14/2

17:30-09:50

1 stop11h 20m

London Gatwick

Sat 21/2

10:10-21:00

2 stops39h 50m

£431

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Wed 14/1

22:30-15:05

1 stop11h 35m

London Gatwick

Mon 19/1

21:25-14:35

2 stops22h 10m

£432

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Sun 30/11

22:30-15:45

1 stop12h 15m

London Gatwick

Wed 10/12

10:40-15:15

1 stop33h 35m

£433

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Fri 16/1

19:40-10:55

1 stop10h 15m

London Gatwick

Mon 19/1

11:55-18:30

1 stop11h 35m

£433

Washington, D.C.London

IAD - LGW

IADLGW

Washington, D.C. Dulles Intl

Thu 9/4

22:35-09:45

1 stop30h 10m

London Gatwick

Sat 18/4

21:15-15:05

2 stops22h 50m

£434

Washington, D.C.London

DCA - LGW

DCALGW

Washington, D.C. Reagan-National

Tue 20/1

08:20-07:30

1 stop18h 10m

London Gatwick

Tue 27/1

11:20-23:25

1 stop17h 05m

£440

Washington, D.C.London

DCA - LGW

DCALGW

Washington, D.C. Reagan-National

Tue 20/1

10:10-07:30

2 stops16h 20m

London Gatwick

Tue 27/1

11:20-21:24

1 stop15h 04m

£470

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 November. Flight prices, which tend to average around £446, are often lower during this time because this is during the off-season. If you don’t want to visit London Gatwick Airport in November, then you should wait until August to fly from District of Columbia, when ticket prices are also cheap, with an average price of £456.

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 £636. 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 £845. 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 £565Free CancellationRating
7.1
578 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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