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Cheap flights from Washington, D.C. Reagan-National Airport to London from £373

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Reagan-National Airport to London departing on 11/5. 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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Find the cheapest flights from Washington, D.C. Reagan-National Airport to London

Cheap return flights

Enter your travel dates to find the best prices.
Delta Logo
12:59 - 07:55
DCA
-
LCY
13h 56m
2 stops
Delta Logo
10:20 - 17:05
LCY
-
DCA
35h 45m
2 stops
£675Delta
Wed, 22 Apr - Mon, 4 May
Delta Logo
15:00 - 09:30
DCA
-
LCY
13h 30m
2 stops
Delta Logo
08:25 - 17:36
LCY
-
DCA
14h 11m
2 stops
£676Delta
Wed, 13 May - Wed, 20 May
Multiple Airlines Logo
16:10 - 17:25
DCA
-
LCY
44h 15m
2 stops
Multiple Airlines Logo
12:15 - 22:28
LCY
-
DCA
39h 13m
2 stops
£713Multiple Airlines
Sat, 25 Apr - Sat, 9 May
Delta Logo
19:59 - 16:40
DCA
-
LCY
15h 41m
2 stops
Delta Logo
10:00 - 23:28
LCY
-
DCA
18h 28m
2 stops
£760Delta
Thu, 14 May - Thu, 21 May
British Airways Logo
06:18 - 09:10
DCA
-
LCY
21h 52m
2 stops
British Airways Logo
07:00 - 17:06
LCY
-
DCA
15h 06m
2 stops
£782British Airways
Wed, 22 Jul - Wed, 12 Aug
British Airways Logo
06:30 - 09:10
DCA
-
LCY
21h 40m
2 stops
British Airways Logo
19:55 - 17:06
LCY
-
DCA
26h 11m
2 stops
£782British Airways
Wed, 22 Jul - Mon, 17 Aug
British Airways Logo
06:00 - 09:00
DCA
-
LCY
22h 00m
2 stops
British Airways Logo
19:15 - 16:47
LCY
-
DCA
26h 32m
2 stops
£801British Airways
Fri, 17 Apr - Mon, 20 Apr
British Airways Logo
06:00 - 09:10
DCA
-
LCY
22h 10m
2 stops
British Airways Logo
19:15 - 19:56
LCY
-
DCA
29h 41m
2 stops
£805British Airways
Thu, 16 Apr - Mon, 20 Apr
British Airways Logo
06:00 - 09:00
DCA
-
LCY
22h 00m
2 stops
British Airways Logo
19:15 - 18:58
LCY
-
DCA
28h 43m
2 stops
£806British Airways
Fri, 17 Apr - Mon, 20 Apr
Multiple Airlines Logo
13:25 - 09:00
DCA
-
LCY
14h 35m
2 stops
Multiple Airlines Logo
19:35 - 16:45
LCY
-
DCA
26h 10m
2 stops
£811Multiple Airlines
Fri, 17 Apr - Sun, 19 Apr

Iberia flights from Washington, D.C. Reagan-National Airport to London City Airport

Our best Iberia deals on Washington, D.C. Reagan-National Airport to London City Airport flight tickets
Iberia
5 May
DCA13:25Washington, D.C. Reagan-National
14h 35m
2 stops
LCY09:00London City
13 May
LCY09:35London City
17h 54m
2 stops
DCA22:29Washington, D.C. Reagan-National
£822
Iberia
15 Apr
DCA13:25Washington, D.C. Reagan-National
14h 45m
2 stops
LCY09:10London City
13 May
LCY09:35London City
17h 54m
2 stops
DCA22:29Washington, D.C. Reagan-National
£848
Iberia
7 May
DCA13:25Washington, D.C. Reagan-National
20h 50m
2 stops
LCY15:15London City
11 May
LCY19:15London City
26h 30m
2 stops
DCA16:45Washington, D.C. Reagan-National
£855

Delta flights from Washington, D.C. Reagan-National Airport to London City Airport

Our best Delta deals on Washington, D.C. Reagan-National Airport to London City Airport flight tickets
Delta
22 Apr
DCA12:59Washington, D.C. Reagan-National
13h 56m
2 stops
LCY07:55London City
4 May
LCY10:20London City
35h 45m
2 stops
DCA17:05Washington, D.C. Reagan-National
£675
Delta
13 May
DCA15:00Washington, D.C. Reagan-National
13h 30m
2 stops
LCY09:30London City
20 May
LCY08:25London City
14h 11m
2 stops
DCA17:36Washington, D.C. Reagan-National
£676
Delta
14 May
DCA19:59Washington, D.C. Reagan-National
15h 41m
2 stops
LCY16:40London City
21 May
LCY10:00London City
18h 28m
2 stops
DCA23:28Washington, D.C. Reagan-National
£760

momondo Fare Finder

 
Customise your flight search to find flights from Washington, D.C. Reagan-National Airport to London City 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 1 April 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to London City Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Washington, D.C.London

DCA - LCY

DCALCY

Washington, D.C. Reagan-National

Wed 22/4

12:59-07:55

2 stops13h 56m

London City

Mon 4/5

10:20-17:05

2 stops35h 45m

£675
Fastest return journey

Washington, D.C.London

DCA - LCY

DCALCY

Washington, D.C. Reagan-National

Wed 13/5

15:00-09:30

2 stops13h 30m

London City

Wed 20/5

08:25-17:36

2 stops14h 11m

£676

Washington, D.C.London

DCA - LCY

DCALCY

Washington, D.C. Reagan-National

Sat 25/4

16:10-17:25

2 stops44h 15m

London City

Sat 9/5

12:15-22:28

2 stops39h 13m

£713

Washington, D.C.London

DCA - LCY

DCALCY

Washington, D.C. Reagan-National

Thu 14/5

19:59-16:40

2 stops15h 41m

London City

Thu 21/5

10:00-23:28

2 stops18h 28m

£760

Washington, D.C.London

DCA - LCY

DCALCY

Washington, D.C. Reagan-National

Wed 22/7

06:18-09:10

2 stops21h 52m

London City

Wed 12/8

07:00-17:06

2 stops15h 06m

£782

Washington, D.C.London

DCA - LCY

DCALCY

Washington, D.C. Reagan-National

Wed 22/7

06:30-09:10

2 stops21h 40m

London City

Mon 17/8

19:55-17:06

2 stops26h 11m

£782

Washington, D.C.London

DCA - LCY

DCALCY

Washington, D.C. Reagan-National

Fri 17/4

06:00-09:00

2 stops22h 00m

London City

Mon 20/4

19:15-16:47

2 stops26h 32m

£801

Washington, D.C.London

DCA - LCY

DCALCY

Washington, D.C. Reagan-National

Thu 16/4

06:00-09:10

2 stops22h 10m

London City

Mon 20/4

19:15-19:56

2 stops29h 41m

£805

Washington, D.C.London

DCA - LCY

DCALCY

Washington, D.C. Reagan-National

Fri 17/4

06:00-09:00

2 stops22h 00m

London City

Mon 20/4

19:15-18:58

2 stops28h 43m

£806

Washington, D.C.London

DCA - LCY

DCALCY

Washington, D.C. Reagan-National

Fri 17/4

13:25-09:00

2 stops14h 35m

London City

Sun 19/4

19:35-16:45

2 stops26h 10m

£811

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 Washington, D.C. Reagan-National Airport to London City 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 airline that flies from Washington, D.C. Reagan-National to London City?

British Airways, Delta, and United Airlines are the most popular carriers operating from Washington, D.C. Reagan-National to London City

When to book flights from Washington, D.C. Reagan-National Airport to London City Airport

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

Cheap Washington, D.C. Reagan-National Airport to London City Airport (DCA to LCY) flight deals and tips

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

Fastest flight time

13h 30m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to London City Airport takes 13h 30m
There are no direct flights from Washington, D.C. Reagan-National Airport to London City Airport. There are no popular flight routes from Washington, D.C. Reagan-National Airport to London City Airport.
Search flight deals

Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to London City Airport

  • How far is Washington, D.C. Reagan-National to London City by plane?

    There are 3671.8 mi between Washington, D.C. Reagan-National and London City. By plane, this route typically takes 13h 30m.

  • When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to London City Airport?

    Prices for flights from Washington, D.C. Reagan-National Airport to London City Airport are updated daily.

  • How old do you have to be to fly from Washington, D.C. Reagan-National Airport to London City 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 Washington, D.C. Reagan-National Airport to London City Airport.

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

    The travel and health documents required for your trip to London City 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 London City Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near London?

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

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?

momondo does allow users to show only those flights to London from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Washington, D.C. to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to London from Washington, D.C. 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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