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Cheap flights from Washington, D.C. Reagan-National Airport to London from $396

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 12/1. 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 round-trip flights

Enter your travel dates to find the best prices.
Iberia Logo
5:30 pm - 2:35 pmDCA-LCY
16h 05m2 stops
Iberia Logo
7:15 pm - 4:58 pmLCY-DCA
26h 43m2 stops
$625Iberia
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Sun, Feb 8 - Mon, Feb 16
Delta Logo
2:59 pm - 9:30 amDCA-LCY
13h 31m2 stops
Delta Logo
10:00 am - 8:40 pmLCY-DCA
15h 40m2 stops
$647Delta
Find Deal
Mon, Nov 24 - Thu, Dec 4
Multiple Airlines Logo
3:30 pm - 12:55 pmDCA-LCY
16h 25m2 stops
Multiple Airlines Logo
7:10 pm - 5:25 pmLCY-DCA
27h 15m2 stops
$652Multiple Airlines
Find Deal
Tue, Dec 2 - Wed, Dec 10
Virgin Atlantic Logo
12:00 pm - 9:30 amDCA-LCY
16h 30m2 stops
Virgin Atlantic Logo
10:00 am - 10:59 pmLCY-DCA
17h 59m2 stops
$657Virgin Atlantic
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Fri, Feb 6 - Fri, Feb 13
Multiple Airlines Logo
2:00 pm - 12:55 pmDCA-LCY
17h 55m2 stops
Multiple Airlines Logo
5:50 pm - 5:31 pmLCY-DCA
28h 41m2 stops
$660Multiple Airlines
Find Deal
Thu, Jan 15 - Mon, Jan 19
Multiple Airlines Logo
4:10 pm - 12:55 pmDCA-LCY
15h 45m2 stops
Multiple Airlines Logo
7:10 pm - 7:12 pmLCY-DCA
29h 02m2 stops
$661Multiple Airlines
Find Deal
Wed, Feb 18 - Mon, Feb 23
Multiple Airlines Logo
3:10 pm - 12:55 pmDCA-LCY
16h 45m2 stops
Multiple Airlines Logo
6:15 pm - 5:25 pmLCY-DCA
28h 10m2 stops
$681Multiple Airlines
Find Deal
Tue, Nov 25 - Tue, Dec 2
Multiple Airlines Logo
1:00 pm - 12:55 pmDCA-LCY
18h 55m2 stops
Multiple Airlines Logo
6:15 pm - 7:32 pmLCY-DCA
30h 17m2 stops
$689Multiple Airlines
Find Deal
Tue, Jan 13 - Tue, Jan 20
Multiple Airlines Logo
6:00 pm - 4:40 pmDCA-LCY
17h 40m2 stops
Multiple Airlines Logo
6:15 pm - 4:56 pmLCY-DCA
27h 41m2 stops
$692Multiple Airlines
Find Deal
Wed, Nov 26 - Tue, Dec 2
Iberia Logo
1:44 pm - 8:50 amDCA-LCY
14h 06m2 stops
Iberia Logo
7:50 am - 6:57 pmLCY-DCA
16h 07m2 stops
$813Iberia
Find Deal
Wed, Dec 3 - Wed, Dec 10

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
Feb 8
DCA5:30 pmWashington, D.C. Reagan-National
16h 05m
2 stops
LCY2:35 pmLondon City
Feb 16
LCY7:15 pmLondon City
26h 43m
2 stops
DCA4:58 pmWashington, D.C. Reagan-National
$625
Find similar
Iberia
Dec 3
DCA1:44 pmWashington, D.C. Reagan-National
14h 06m
2 stops
LCY8:50 amLondon City
Dec 10
LCY7:50 amLondon City
16h 07m
2 stops
DCA6:57 pmWashington, D.C. Reagan-National
$813
Find similar
Iberia
Dec 29
DCA6:26 pmWashington, D.C. Reagan-National
15h 09m
2 stops
LCY2:35 pmLondon City
Jan 7
LCY7:50 amLondon City
16h 04m
2 stops
DCA6:54 pmWashington, D.C. Reagan-National
$910
Find similar

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
Nov 24
DCA2:59 pmWashington, D.C. Reagan-National
13h 31m
2 stops
LCY9:30 amLondon City
Dec 4
LCY10:00 amLondon City
15h 40m
2 stops
DCA8:40 pmWashington, D.C. Reagan-National
$647
Find similar
Delta
Apr 27
DCA6:05 amWashington, D.C. Reagan-National
22h 25m
2 stops
LCY9:30 amLondon City
May 1
LCY9:20 amLondon City
18h 52m
2 stops
DCA11:12 pmWashington, D.C. Reagan-National
$976
Find similar
Delta
Apr 27
DCA6:05 amWashington, D.C. Reagan-National
22h 25m
2 stops
LCY9:30 amLondon City
May 1
LCY8:40 amLondon City
19h 32m
2 stops
DCA11:12 pmWashington, D.C. Reagan-National
$977
Find similar

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated November 3, 2025.
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

Washington, D.C.London

DCA - LCY

DCALCY

Washington, D.C. Reagan-National

Sun 2/8

5:30 pm-2:35 pm

2 stops16h 05m

London City

Mon 2/16

7:15 pm-4:58 pm

2 stops26h 43m

$625

Washington, D.C.London

DCA - LCY

DCALCY

Washington, D.C. Reagan-National

Mon 11/24

2:59 pm-9:30 am

2 stops13h 31m

London City

Thu 12/4

10:00 am-8:40 pm

2 stops15h 40m

$647

Washington, D.C.London

DCA - LCY

DCALCY

Washington, D.C. Reagan-National

Tue 12/2

3:30 pm-12:55 pm

2 stops16h 25m

London City

Wed 12/10

7:10 pm-5:25 pm

2 stops27h 15m

$652

Washington, D.C.London

DCA - LCY

DCALCY

Washington, D.C. Reagan-National

Fri 2/6

12:00 pm-9:30 am

2 stops16h 30m

London City

Fri 2/13

10:00 am-10:59 pm

2 stops17h 59m

$657

Washington, D.C.London

DCA - LCY

DCALCY

Washington, D.C. Reagan-National

Thu 1/15

2:00 pm-12:55 pm

2 stops17h 55m

London City

Mon 1/19

5:50 pm-5:31 pm

2 stops28h 41m

$660

Washington, D.C.London

DCA - LCY

DCALCY

Washington, D.C. Reagan-National

Wed 2/18

4:10 pm-12:55 pm

2 stops15h 45m

London City

Mon 2/23

7:10 pm-7:12 pm

2 stops29h 02m

$661

Washington, D.C.London

DCA - LCY

DCALCY

Washington, D.C. Reagan-National

Tue 11/25

3:10 pm-12:55 pm

2 stops16h 45m

London City

Tue 12/2

6:15 pm-5:25 pm

2 stops28h 10m

$681

Washington, D.C.London

DCA - LCY

DCALCY

Washington, D.C. Reagan-National

Tue 1/13

1:00 pm-12:55 pm

2 stops18h 55m

London City

Tue 1/20

6:15 pm-7:32 pm

2 stops30h 17m

$689

Washington, D.C.London

DCA - LCY

DCALCY

Washington, D.C. Reagan-National

Wed 11/26

6:00 pm-4:40 pm

2 stops17h 40m

London City

Tue 12/2

6:15 pm-4:56 pm

2 stops27h 41m

$692

Washington, D.C.London

DCA - LCY

DCALCY

Washington, D.C. Reagan-National

Wed 12/3

1:44 pm-8:50 am

2 stops14h 06m

London City

Wed 12/10

7:50 am-6:57 pm

2 stops16h 07m

$813

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. 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 day to depart on your flight to London City Airport?

The cheapest day to depart from Washington, D.C. Reagan-National Airport to London City Airport is on a Sunday. Travelers who choose to depart for London City Airport on a Sunday will often find tickets for as low as $680. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to London City Airport on Friday is $910.

What is the cheapest time of day to depart on your flight to London City Airport?

Our most recent data shows that the best time of day to fly to London City Airport is in the evening. Flights from Washington, D.C. Reagan-National Airport to London City Airport during this time can be as low as $736. Flights in the afternoon are often more expensive with an average ticket price of $875.

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 round-trip 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

Direct flights

None
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.
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  • How far is Washington, D.C. Reagan-National to London City by plane?

    Washington, D.C. Reagan-National and London City are 3671.8 mi apart from one another. In terms of flight time, this usually takes a little over 13h 31m.

  • 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 were last updated today.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, 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 required travel and health documents for your London City 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 City Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Dover
Luton
Slough
Guildford
Hayes
Dartford
Crawley
Brentwood
Chelmsford
Folkestone
Romford
Ilford
Cobham
Wembley
Stansted
Watford
Harrow

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to London. Millions of users trust and use momondo every year so you are in good hands.

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?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Washington, D.C. and alert you when they change.

An easier way to manage your London City Airport trip

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