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Cheap flights from Washington, D.C. Reagan-National Airport to London from $480

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 7/5. 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 round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
3:30 pm - 9:30 am
DCA
-
LCY
13h 00m
2 stops
Delta Logo
10:00 am - 11:04 pm
LCY
-
DCA
18h 04m
2 stops
$896Delta
Tue, Oct 6 - Tue, Oct 13
Multiple Airlines Logo
6:00 am - 8:40 am
DCA
-
LCY
21h 40m
2 stops
Multiple Airlines Logo
9:15 am - 9:50 pm
LCY
-
DCA
17h 35m
2 stops
$959Multiple Airlines
Wed, Sep 30 - Mon, Oct 5
SWISS Logo
6:00 am - 8:40 am
DCA
-
LCY
21h 40m
2 stops
SWISS Logo
9:15 am - 6:15 pm
LCY
-
DCA
38h 00m
2 stops
$992SWISS
Thu, Oct 1 - Mon, Oct 5
Multiple Airlines Logo
6:00 am - 8:40 am
DCA
-
LCY
21h 40m
2 stops
Multiple Airlines Logo
9:15 am - 8:52 am
LCY
-
DCA
28h 37m
2 stops
$1,009Multiple Airlines
Wed, Aug 5 - Wed, Aug 12
Delta Logo
11:00 am - 7:55 am
DCA
-
LCY
15h 55m
2 stops
Delta Logo
9:20 am - 11:04 pm
LCY
-
DCA
18h 44m
2 stops
$1,021Delta
Fri, Oct 2 - Tue, Oct 6
Delta Logo
11:00 am - 7:55 am
DCA
-
LCY
15h 55m
2 stops
Delta Logo
10:00 am - 11:12 pm
LCY
-
DCA
18h 12m
2 stops
$1,069Delta
Fri, Oct 2 - Mon, Oct 5
Multiple Airlines Logo
6:00 am - 8:40 am
DCA
-
LCY
21h 40m
2 stops
Multiple Airlines Logo
9:15 am - 10:31 pm
LCY
-
DCA
18h 16m
2 stops
$1,080Multiple Airlines
Mon, Aug 10 - Mon, Aug 24
Multiple Airlines Logo
6:00 am - 8:40 am
DCA
-
LCY
21h 40m
2 stops
Multiple Airlines Logo
6:30 pm - 3:38 pm
LCY
-
DCA
26h 08m
2 stops
$1,095Multiple Airlines
Wed, Aug 5 - Wed, Aug 19
Delta Logo
9:33 am - 7:15 am
DCA
-
LCY
16h 42m
2 stops
Delta Logo
10:00 am - 10:59 pm
LCY
-
DCA
17h 59m
2 stops
$1,223Delta
Fri, Jul 3 - Fri, Jul 10
Multiple Airlines Logo
9:40 am - 8:40 am
DCA
-
LCY
18h 00m
2 stops
Multiple Airlines Logo
9:15 am - 10:18 am
LCY
-
DCA
30h 03m
2 stops
$1,236Multiple Airlines
Tue, Jul 14 - Wed, Jul 22

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

Our best British Airways deals on Washington, D.C. Reagan-National Airport to London City Airport flight tickets
British Airways
Nov 16
DCA2:00 pmWashington, D.C. Reagan-National
19h 35m
2 stops
LCY2:35 pmLondon City
Nov 19
LCY3:30 pmLondon City
34h 28m
2 stops
DCA8:58 pmWashington, D.C. Reagan-National
$1,414
British Airways
Nov 16
DCA5:45 pmWashington, D.C. Reagan-National
15h 50m
2 stops
LCY2:35 pmLondon City
Nov 19
LCY1:30 pmLondon City
36h 28m
2 stops
DCA8:58 pmWashington, D.C. Reagan-National
$1,435

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
Oct 6
DCA3:30 pmWashington, D.C. Reagan-National
13h 00m
2 stops
LCY9:30 amLondon City
Oct 13
LCY10:00 amLondon City
18h 04m
2 stops
DCA11:04 pmWashington, D.C. Reagan-National
$896
Delta
Oct 2
DCA11:00 amWashington, D.C. Reagan-National
15h 55m
2 stops
LCY7:55 amLondon City
Oct 6
LCY9:20 amLondon City
18h 44m
2 stops
DCA11:04 pmWashington, D.C. Reagan-National
$1,021
Delta
Oct 2
DCA11:00 amWashington, D.C. Reagan-National
15h 55m
2 stops
LCY7:55 amLondon City
Oct 5
LCY10:00 amLondon City
18h 12m
2 stops
DCA11:12 pmWashington, D.C. Reagan-National
$1,069

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 May 21, 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 round-trip
Quickest round-trip

Washington, D.C.London

DCA - LCY

DCALCY

Washington, D.C. Reagan-National

Tue 10/6

3:30 pm-9:30 am

2 stops13h 00m

London City

Tue 10/13

10:00 am-11:04 pm

2 stops18h 04m

$896

Washington, D.C.London

DCA - LCY

DCALCY

Washington, D.C. Reagan-National

Wed 9/30

6:00 am-8:40 am

2 stops21h 40m

London City

Mon 10/5

9:15 am-9:50 pm

2 stops17h 35m

$959

Washington, D.C.London

DCA - LCY

DCALCY

Washington, D.C. Reagan-National

Thu 10/1

6:00 am-8:40 am

2 stops21h 40m

London City

Mon 10/5

9:15 am-6:15 pm

2 stops38h 00m

$992

Washington, D.C.London

DCA - LCY

DCALCY

Washington, D.C. Reagan-National

Wed 8/5

6:00 am-8:40 am

2 stops21h 40m

London City

Wed 8/12

9:15 am-8:52 am

2 stops28h 37m

$1,009

Washington, D.C.London

DCA - LCY

DCALCY

Washington, D.C. Reagan-National

Fri 10/2

11:00 am-7:55 am

2 stops15h 55m

London City

Tue 10/6

9:20 am-11:04 pm

2 stops18h 44m

$1,021

Washington, D.C.London

DCA - LCY

DCALCY

Washington, D.C. Reagan-National

Fri 10/2

11:00 am-7:55 am

2 stops15h 55m

London City

Mon 10/5

10:00 am-11:12 pm

2 stops18h 12m

$1,069

Washington, D.C.London

DCA - LCY

DCALCY

Washington, D.C. Reagan-National

Mon 8/10

6:00 am-8:40 am

2 stops21h 40m

London City

Mon 8/24

9:15 am-10:31 pm

2 stops18h 16m

$1,080

Washington, D.C.London

DCA - LCY

DCALCY

Washington, D.C. Reagan-National

Wed 8/5

6:00 am-8:40 am

2 stops21h 40m

London City

Wed 8/19

6:30 pm-3:38 pm

2 stops26h 08m

$1,095

Washington, D.C.London

DCA - LCY

DCALCY

Washington, D.C. Reagan-National

Fri 7/3

9:33 am-7:15 am

2 stops16h 42m

London City

Fri 7/10

10:00 am-10:59 pm

2 stops17h 59m

$1,223

Washington, D.C.London

DCA - LCY

DCALCY

Washington, D.C. Reagan-National

Tue 7/14

9:40 am-8:40 am

2 stops18h 00m

London City

Wed 7/22

9:15 am-10:18 am

2 stops30h 03m

$1,236

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

Delta is the most popular carrier 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 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

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?

    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 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 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
Hounslow
Gatwick
Milton Keynes
Dover
Luton
Hayes
Crawley
Wembley
Slough
Croydon
Stansted
Watford
Harrow
Brentwood
Dartford
Ilford
Cobham
Folkestone
Uxbridge
Romford

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.

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