Cheap Flights from London to Washington D.C., DC from $541

On Cheapflightsplus.com you will find 2 direct and 78 connecting flights from London to Washington D.C.. You can compare airfare deals from 14 airlines and multiple travel sites from $541, book and save on cheap plane tickets and last minute offers. Also check out LON-WAS flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip London to Washington D.C. Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $541 (one-way), $928 (round-trip).
Direct flights
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Full flight schedule will help you in detecting at what time planes fly from London to Washington D.C.. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
Departure Arrival Flight Details Flight Duration Price
13:35 — 17:20
13:35 — 17:20 KL4810 KLM
London — Washington D.C.
8h 45m
Find flight
from$1688
16:30 — 19:45
16:30 — 19:45 EI8993 Aer Lingus
London — Washington D.C.
8h 15m
Find flight
from$1761
06:00 — 18:20
06:00 — 09:15 U22643 EasyJet
London — Reykjavik
7h 35m stop
16:50 — 18:20 FI645 Icelandair
Reykjavik — Washington D.C.
17h 20m
including layover
Find flight
from$691
07:50 — 15:35
07:40 — 09:00 EI151 Aer Lingus
London — Dublin
3h 5m stop
12:50 — 15:50 EI117 Aer Lingus
Dublin — Washington D.C.
12h 45m
including layover
Find flight
from$567
07:50 — 15:35
07:40 — 09:00 BA5951 British Airways
London — Dublin
3h 5m stop
12:50 — 15:50 BA6141 British Airways
Dublin — Washington D.C.
12h 45m
including layover
Find flight
from$657
08:50 — 15:35
08:50 — 10:15 EI153 Aer Lingus
London — Dublin
2h stop
12:50 — 15:50 EI117 Aer Lingus
Dublin — Washington D.C.
11h 45m
including layover
Find flight
from$541
10:40 — 15:15
+1 day
10:35 — 13:25 TP1335 TAP Portugal
London — Lisbon
22h stop
13:00 — 16:20 TP231 TAP Portugal
Lisbon — Washington D.C.
33h 35m
including layover
Find flight
from$680
11:20 — 22:40
11:35 — 14:25 AY5473 Finnair
London — New York
6h 40m stop
21:20 — 22:55 AY4119 Finnair
New York — Washington D.C.
16h 20m
including layover
Find flight
from$714
12:15 — 18:20
13:05 — 15:15 FI451 Icelandair
London — Reykjavik
1h 20m stop
16:50 — 19:20 FI645 Icelandair
Reykjavik — Washington D.C.
11h 5m
including layover
Find flight
from$666
12:25 — 21:00
12:00 — 14:45 TP1367 TAP Portugal
London — Lisbon
2h stop
17:30 — 20:50 TP233 TAP Portugal
Lisbon — Washington D.C.
13h 35m
including layover
Find flight
from$679
13:40 — 15:15
+1 day
13:45 — 16:30 TP1359 TAP Portugal
London — Lisbon
19h stop
13:00 — 16:20 TP231 TAP Portugal
Lisbon — Washington D.C.
30h 35m
including layover
Find flight
from$682
16:25 — 22:40
16:20 — 19:25 BA113 British Airways
London — New York
1h 25m stop
21:30 — 23:17 BA6580 British Airways
New York — Washington D.C.
11h 15m
including layover
Find flight
from$618
06:15 — 21:00
06:15 — 09:45 BA456 British Airways
London — Madrid
5h 10m stop
14:55 — 15:20 TP1015 TAP Portugal
Madrid — Lisbon
1h 50m stop
17:10 — 21:00 TP233 TAP Portugal
Lisbon — Washington D.C.
19h 45m
including layover
Find flight
from$734
08:30 — 18:20
08:30 — 09:50 FR31 Ryanair
London — Dublin
1h 40m stop
11:30 — 14:10 FI417 Icelandair
Dublin — Reykjavik
2h 40m stop
16:50 — 18:20 FI645 Icelandair
Reykjavik — Washington D.C.
14h 50m
including layover
Find flight
from$624
09:10 — 21:00
09:10 — 12:20 VY7823 Vueling
London — Barcelona
2h 15m stop
14:35 — 15:35 TP1035 TAP Portugal
Barcelona — Lisbon
1h 35m stop
17:10 — 21:00 TP233 TAP Portugal
Lisbon — Washington D.C.
16h 50m
including layover
Find flight
from$761
09:20 — 15:15
+1 day
09:20 — 12:20 BA568 British Airways
London — Milan
5h 25m stop
17:45 — 19:45 TP827 TAP Portugal
Milan — Lisbon
15h 40m stop
11:25 — 15:15 TP231 TAP Portugal
Lisbon — Washington D.C.
34h 55m
including layover
Find flight
from$648
10:40 — 12:59
+1 day
10:40 — 13:25 TP1335 TAP Portugal
London — Lisbon
4h 5m stop
17:30 — 21:15 TP261 TAP Portugal
Lisbon — Toronto
14h 15m stop
11:30 — 12:59 PD2723 Porter Airlines
Toronto — Washington D.C.
31h 19m
including layover
Find flight
from$688
11:25 — 15:15
+1 day
11:25 — 13:40 BA390 British Airways
London — Brussels
4h 15m stop
17:55 — 19:50 TP645 TAP Portugal
Brussels — Lisbon
15h 35m stop
11:25 — 15:15 TP231 TAP Portugal
Lisbon — Washington D.C.
32h 50m
including layover
Find flight
from$726
13:15 — 18:20
+1 day
13:15 — 14:35 EI8364 Aer Lingus
London — Dublin
20h 55m stop
11:30 — 14:10 FI417 Icelandair
Dublin — Reykjavik
2h 40m stop
16:50 — 18:20 FI645 Icelandair
Reykjavik — Washington D.C.
34h 5m
including layover
Find flight
from$676
16:40 — 15:15
+1 day
16:40 — 19:30 AZ247 Alitalia
London — Milan
10h 50m stop
06:20 — 08:20 TP829 TAP Portugal
Milan — Lisbon
3h 5m stop
11:25 — 15:15 TP231 TAP Portugal
Lisbon — Washington D.C.
27h 35m
including layover
Find flight
from$639
17:00 — 18:20
+1 day
17:00 — 18:20 FR291 Ryanair
London — Dublin
17h 10m stop
11:30 — 14:10 FI417 Icelandair
Dublin — Reykjavik
2h 40m stop
16:50 — 18:20 FI645 Icelandair
Reykjavik — Washington D.C.
30h 20m
including layover
Find flight
from$613
17:00 — 15:15
+1 day
17:00 — 18:20 FR291 Ryanair
London — Dublin
10h 5m stop
04:25 — 07:20 TP1327 TAP Portugal
Dublin — Lisbon
4h 5m stop
11:25 — 15:15 TP231 TAP Portugal
Lisbon — Washington D.C.
27h 15m
including layover
Find flight
from$631
18:10 — 15:15
+1 day
18:10 — 21:05 U22485 EasyJet
London — Milan
9h 15m stop
06:20 — 08:20 TP829 TAP Portugal
Milan — Lisbon
3h 5m stop
11:25 — 15:15 TP231 TAP Portugal
Lisbon — Washington D.C.
26h 5m
including layover
Find flight
from$680
18:45 — 15:15
+1 day
18:45 — 20:05 EI175 Aer Lingus
London — Dublin
8h 20m stop
04:25 — 07:20 TP1327 TAP Portugal
Dublin — Lisbon
4h 5m stop
11:25 — 15:15 TP231 TAP Portugal
Lisbon — Washington D.C.
25h 30m
including layover
Find flight
from$710
19:00 — 18:20
+1 day
19:00 — 20:25 FR123 Ryanair
London — Dublin
15h 5m stop
11:30 — 14:10 FI417 Icelandair
Dublin — Reykjavik
2h 40m stop
16:50 — 18:20 FI645 Icelandair
Reykjavik — Washington D.C.
28h 20m
including layover
Find flight
from$629
19:05 — 15:15
+1 day
19:05 — 21:55 AZ219 Alitalia
London — Milan
8h 25m stop
06:20 — 08:20 TP829 TAP Portugal
Milan — Lisbon
3h 5m stop
11:25 — 15:15 TP231 TAP Portugal
Lisbon — Washington D.C.
25h 10m
including layover
Find flight
from$662
20:00 — 18:20
+1 day
20:00 — 21:20 FR293 Ryanair
London — Dublin
14h 10m stop
11:30 — 14:10 FI417 Icelandair
Dublin — Reykjavik
2h 40m stop
16:50 — 18:20 FI645 Icelandair
Reykjavik — Washington D.C.
27h 20m
including layover
Find flight
from$606
20:00 — 15:15
+1 day
20:00 — 21:20 FR293 Ryanair
London — Dublin
7h 5m stop
04:25 — 07:20 TP1327 TAP Portugal
Dublin — Lisbon
4h 5m stop
11:25 — 15:15 TP231 TAP Portugal
Lisbon — Washington D.C.
24h 15m
including layover
Find flight
from$624
21:25 — 15:15
+1 day
21:20 — 23:45 TP1331 TAP Portugal
London — Porto
8h 40m stop
09:00 — 10:00 TP1921 TAP Portugal
Porto — Lisbon
1h 50m stop
13:05 — 16:20 TP231 TAP Portugal
Lisbon — Washington D.C.
22h 50m
including layover
Find flight
from$718
21:25 — 15:15
+1 day
21:25 — 23:50 TP1331 TAP Portugal
London — Porto
7h 5m stop
06:55 — 07:55 TP1939 TAP Portugal
Porto — Lisbon
3h 30m stop
11:25 — 15:15 TP231 TAP Portugal
Lisbon — Washington D.C.
22h 50m
including layover
Find flight
from$719
*Departure and arrival times - local. Updated on August 2, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from London to Washington D.C. depends on and how to choose the most interesting flight option for you.

Distance between London and Washington D.C. is 5899 miles. Time difference between the cities is 5h. Airplanes depart 06:00 to 21:40 from 10 London airports and arrive 06:00 to 21:40 to 2 Washington D.C. airports. Average flight time is 8h 30m.

  • The fastest flight 8h 15m
  • Average flight time 8h 30m
  • The earliest flight 06:00
  • The latest flight 21:40
  • Distance 3666 ml

The cheapest months to travel to Washington D.C. are august (from 541 $), october (from 567 $), june (from 578 $).

The most expensive months are may (from 660 $), july (from 649 $), september (from 618 $).

What is the lowest airfare London to Washington D.C.?

The cheapest plane ticket found by our users is $541. This airfare is for economy class on one-way EI153 flight by Aer Lingus for August 27, 2025 which leaves Heathrow in London at 08:50 am and arrives at Washington D.C. Dulles International at 15:35.

Economy class
$541
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Business class
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First class
?
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Popular Airlines on the Route

The flight London — Washington D.C. is served by 14 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by British Airways - 13 departures per week at the price of from $ 618 . And the most expensive tickets are offered by Aer Lingus airline - from $ 1761.

Direct flights

There are 2 nonstop flights on the route. The fastest direct flight is EI8993 by Aer Lingus takes 8h 15m and the cheapest is EI153 by Aer Lingus for $1688.

  • KL - KLM
    from $1688
    Find
  • EI - Aer Lingus
    from $1761
    Find
See more direct flights

Connecting Flights

There are 78 flights with layovers on the route. The fastest connecting flight is FR289 by Ryanair takes 11h and the cheapest is EI153 by Aer Lingus for $541.

  • from $618
    Find
  • FI - Icelandair
    from $663
    Find
  • VY - Vueling
    from $720
    Find
  • EI - Aer Lingus
    from $541
    Find
  • FR - Ryanair
    from $606
    Find
  • D8 - Djibouti Airlines
    from $726
    Find
  • Z0 - Z0
    from $954
    Find
  • AY - Finnair
    from $694
    Find
  • AZ - Alitalia
    from $639
    Find
  • IB - Iberia
    from $759
    Find
  • TP - TAP Portugal
    from $675
    Find
  • U2 - EasyJet
    from $678
    Find
See more connecting flights

Airports

You can fly from London to Washington D.C. from 10 airports (London City, London-Waterloo, Heathrow, Luton, British Rail Terminal, London Biggin Hill, Stansted, Gatwick, Ebbsfleet International Rail St, Stratford International Rail St).

London airports

  • London City-LCY
    from $639
    Find
  • London-Waterloo-QQW
    Find
  • Heathrow-LHR
    from $541
    Find
  • Luton-LTN
    from $629
    Find
  • British Rail Terminal-ZLX
    Find
  • London Biggin Hill-BQH
    Find
  • Stansted-STN
    from $606
    Find
  • Gatwick-LGW
    from $629
    Find
  • Ebbsfleet International Rail St-XQE
    Find
  • Stratford International Rail St-XOF
    Find

Washington D.C. airports

  • Dulles International-IAD
    Find
  • Ronald Reagan-DCA
    Find

How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

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