Cheap Flights from Washington D.C., DC to London from $139

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On Cheapflightsplus.com you will find 15 direct and 984 connecting flights from Washington D.C. to London. You can compare airfare deals from 26 airlines and multiple travel sites from $139, book and save on cheap plane tickets and last minute offers. Also check out WAS-LON flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Washington D.C. to London 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: $139 (one-way), $238 (round-trip).

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Best Flights from Washington D.C. to London Today

Take a look at the list of non stop flights and flights with layovers from Washington D.C. to London with the lowest price of $139. The fastest direct flight takes 7h 15m and the fastest connecting – 9h 18m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $280 Find flight	22:45 Washington D.C. Dulles International	11:05+1 день London Heathrow	7h 20m	Iberia	IB3631
from $282 Find flight	19:25 Washington D.C. Dulles International	07:45+1 день London Heathrow	7h 20m	British Airways	BA290
from $307 Find flight	18:40 Washington D.C. Dulles International	06:55+1 день London Heathrow	7h 15m	United Airlines	UA918
from $309 Find flight	17:50 Washington D.C. Dulles International	06:20+1 день London Heathrow	7h 30m	KLM	KL4817
from $309 Find flight	17:50 Washington D.C. Dulles International	06:20+1 день London Heathrow	7h 30m	Air France	AF9652
from $328 Find flight	17:55 Washington D.C. Dulles International	06:15+1 день London Heathrow	7h 20m	Iberia	IB3589
from $360 Find flight	17:50 Washington D.C. Dulles International	06:20+1 день London Heathrow	7h 30m	Virgin Atlantic Airways	VS22
from $363 Find flight	18:40 Washington D.C. Dulles International	06:55+1 день London Heathrow	7h 15m	Lufthansa	LH9259
from $378 Find flight	18:40 Washington D.C. Dulles International	06:55+1 день London Heathrow	7h 15m	Austrian Airlines	OS7806
from $387 Find flight	22:40 Washington D.C. Dulles International	11:05+1 день London Heathrow	7h 25m	Finnair	AY5532
from $139 Find flight	23:15 Washington D.C. Dulles International	11:55+2 дня London Heathrow	31h 40m layover 22h 35m - Reykjavik	Icelandair	FI648 FI450
from $157 Find flight	17:50 Washington D.C. Dulles International	22:55+1 день London Heathrow	24h 5m layover 14h 0m - Lisbon	TAP Portugal	TP232 TP1366
from $162 Find flight	22:35 Washington D.C. Dulles International	09:45+2 дня London Gatwick	30h 10m layover 20h 0m - Lisbon	TAP Portugal	TP234 TP1334
from $171 Find flight	20:30 Washington D.C. Dulles International	11:45+1 день London Gatwick	10h 15m layover 1h 10m - Reykjavik	Icelandair	FI644 FI470
from $180 Find flight	06:10 Washington D.C. Dulles International	06:55+1 день London Gatwick	19h 45m layover 1h 8m - Atlanta 6h 1m - Miami	Frontier Airlines	F94707 F94406 Z0724
from $186 Find flight	23:15 Washington D.C. Dulles International	08:40+3 дня London Gatwick	52h 25m layover 22h 45m - Reykjavik 16h 20m - Rome	Icelandair	FI648 FI562 W46001

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on May 24, 2025

Flight Schedule Washington D.C. (District of Columbia) to London

Full flight schedule will help you in detecting at what time planes fly from Washington D.C. to London. 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	Flight Details	Flight Duration	Price
17:50 — 06:20 +1 day	17:50 — 06:20 KL4817 KLM Washington D.C. — London	7h 30m	Find flight from$309
17:50 — 06:20 +1 day	17:50 — 06:20 AF9652 Air France Washington D.C. — London	7h 30m	Find flight from$309
17:50 — 06:20 +1 day	17:50 — 06:20 VS22 Virgin Atlantic Airways Washington D.C. — London	7h 30m	Find flight from$360
17:55 — 06:15 +1 day	17:55 — 06:15 BA216 British Airways Washington D.C. — London	7h 20m	Find flight from$290
17:55 — 06:15 +1 day	17:55 — 06:15 IB3589 Iberia Washington D.C. — London	7h 20m	Find flight from$328
18:40 — 06:55 +1 day	18:40 — 06:55 UA918 United Airlines Washington D.C. — London	7h 15m	Find flight from$307
18:40 — 06:55 +1 day	18:40 — 06:55 LH9259 Lufthansa Washington D.C. — London	7h 15m	Find flight from$363
18:40 — 06:55 +1 day	18:40 — 06:55 OS7806 Austrian Airlines Washington D.C. — London	7h 15m	Find flight from$378
19:25 — 07:45 +1 day	19:25 — 07:45 BA290 British Airways Washington D.C. — London	7h 20m	Find flight from$282
22:25 — 10:40 +1 day	22:25 — 10:40 UA924 United Airlines Washington D.C. — London	7h 15m	Find flight from$307
22:25 — 10:40 +1 day	22:25 — 10:40 LH9267 Lufthansa Washington D.C. — London	7h 15m	Find flight from$363
22:25 — 10:40 +1 day	22:25 — 10:40 OS7808 Austrian Airlines Washington D.C. — London	7h 15m	Find flight from$378
22:40 — 11:05 +1 day	22:40 — 11:05 AY5532 Finnair Washington D.C. — London	7h 25m	Find flight from$387
22:45 — 11:05 +1 day	22:45 — 11:05 IB3631 Iberia Washington D.C. — London	7h 20m	Find flight from$280
22:45 — 11:05 +1 day	22:45 — 11:05 BA292 British Airways Washington D.C. — London	7h 20m	Find flight from$282
13:36 — 10:00 +1 day	13:29 — 15:52 F94811 Frontier Airlines Washington D.C. — Orlando 4h 30m stop 20:30 — 10:00 Z0784 Z0 Orlando — London	15h 24m including layover	Find flight from$177
17:00 — 09:45 +1 day	17:00 — 05:20 TP232 TAP Portugal Washington D.C. — Lisbon 1h 35m stop 07:05 — 09:45 TP1334 TAP Portugal Lisbon — London	11h 45m including layover	Find flight from$177
17:50 — 22:55 +1 day	17:00 — 05:20 TP232 TAP Portugal Washington D.C. — Lisbon 14h stop 20:10 — 22:55 TP1366 TAP Portugal Lisbon — London	24h 5m including layover	Find flight from$157
19:25 — 06:55 +2 days	15:38 — 18:26 F93747 Frontier Airlines Washington D.C. — Miami 19h 3m stop 17:15 — 06:55 Z0724 Z0 Miami — London	30h 30m including layover	Find flight from$172
20:30 — 11:45 +1 day	20:30 — 06:25 FI644 Icelandair Washington D.C. — Reykjavik 1h 10m stop 07:35 — 11:45 FI470 Icelandair Reykjavik — London	10h 15m including layover	Find flight from$171
21:58 — 06:55 +2 days	21:57 — 00:37 F93731 Frontier Airlines Washington D.C. — Miami 16h 30m stop 17:15 — 06:55 Z0724 Z0 Miami — London	27h 57m including layover	Find flight from$180
22:35 — 09:45 +2 days	22:20 — 10:40 TP234 TAP Portugal Washington D.C. — Lisbon 20h stop 07:05 — 09:45 TP1334 TAP Portugal Lisbon — London	30h 10m including layover	Find flight from$162
22:35 — 10:20 +2 days	22:20 — 10:40 TP234 TAP Portugal Washington D.C. — Lisbon 20h 40m stop 07:35 — 10:20 TP1356 TAP Portugal Lisbon — London	30h 45m including layover	Find flight from$182
23:15 — 11:55 +2 days	23:15 — 09:05 FI648 Icelandair Washington D.C. — Reykjavik 22h 35m stop 07:40 — 11:55 FI450 Icelandair Reykjavik — London	31h 40m including layover	Find flight from$139
23:15 — 11:45 +2 days	23:15 — 09:05 FI648 Icelandair Washington D.C. — Reykjavik 22h 30m stop 07:35 — 11:45 FI470 Icelandair Reykjavik — London	31h 30m including layover	Find flight from$172
06:10 — 06:55 +1 day	06:10 — 08:08 F94707 Frontier Airlines Washington D.C. — Atlanta 1h 8m stop 09:21 — 11:28 F94406 Frontier Airlines Atlanta — Miami 6h 1m stop 17:20 — 07:00 Z0724 Z0 Miami — London	19h 45m including layover	Find flight from$180
06:10 — 10:00 +1 day	06:10 — 08:07 F94707 Frontier Airlines Washington D.C. — Atlanta 3h 4m stop 15:39 — 17:33 F93976 Frontier Airlines Atlanta — Orlando 7h 37m stop 20:40 — 10:10 Z0784 Z0 Orlando — London	22h 50m including layover	Find flight from$192
11:58 — 20:20 +1 day	11:58 — 12:47 G4355 Allegiant Air Washington D.C. — Nashville 8h 8m stop 20:55 — 08:40 FI824 Icelandair Nashville — Reykjavik 7h 30m stop 16:10 — 20:20 FI454 Icelandair Reykjavik — London	27h 22m including layover	Find flight from$205
20:30 — 20:40 +1 day	20:30 — 06:25 FI644 Icelandair Washington D.C. — Reykjavik 1h 25m stop 07:50 — 14:35 FI562 Icelandair Reykjavik — Rome 4h 20m stop 18:55 — 20:40 W46003 Aero Services Executive Rome — London	19h 10m including layover	Find flight from$189

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times - local. Updated on May 24, 2025

Flight Information

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

Distance between Washington D.C. and London is 5899 miles. Time difference between the cities is 5h. Airplanes depart 01:05 to 23:15 from 2 Washington D.C. airports and arrive 01:05 to 23:15 to 10 London airports. Average flight time is 7h 20m.

The fastest flight 7h 15m
Average flight time 7h 20m
The earliest flight 01:05
The latest flight 23:15
Distance 3666 ml

The cheapest months to travel to London are july (from 186 $), august (from 210 $), january (from 234 $).

The most expensive months are december (from 399 $), february (from 294 $), october (from 293 $).

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

The cheapest plane ticket found by our users is $139. This airfare is for economy class on one-way FI648 flight by Icelandair for July 25, 2025 which leaves Dulles International in Washington D.C. at 23:15 am and arrives at London Heathrow at 11:55.

Economy class

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Business class

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First class

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Popular Airlines on the Route

The flight Washington D.C. — London is served by 26 regular airlines and 6 low-cost airlines. Most of the flights on this route are operated by Icelandair - 229 departures per week at the price of from $ 139 . And the most expensive tickets are offered by Avianca airline - from $ 410.

Direct flights

There are 15 nonstop flights on the route. The fastest direct flight is UA918 by United Airlines takes 7h 15m and the cheapest is FI648 by Icelandair for $280.

KL - KLM

from $309

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OS - Austrian Airlines

from $378

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AF - Air France

from $309

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AY - Finnair

from $387

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IB - Iberia

from $280

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UA - United Airlines

from $307

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LH - Lufthansa

from $363

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VS - Virgin Atlantic Airways

from $360

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BA - British Airways

from $282

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See more direct flights

Connecting Flights

There are 984 flights with layovers on the route. The fastest connecting flight is BA1860 by British Airways takes 9h 18m and the cheapest is FI648 by Icelandair for $139.

FI - Icelandair

from $139

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LX - SWISS International Air Lines

from $289

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UA - United Airlines

from $305

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G4 - Allegiant Air

from $205

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SK - SAS

from $272

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IB - Iberia

from $290

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SN - Brussels Airlines

from $303

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WS - WestJet

from $360

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KL - KLM

from $309

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AC - Air Canada

from $276

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OS - Austrian Airlines

from $298

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EI - Aer Lingus

from $356

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Airports

You can fly from Washington D.C. to London from 2 airports (Dulles International, Ronald Reagan).

Washington D.C. airports

Dulles International-IAD

from $139
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Ronald Reagan-DCA

from $276
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London airports

London City-LCY

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London-Waterloo-QQW

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Heathrow-LHR

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Luton-LTN

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British Rail Terminal-ZLX

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London Biggin Hill-BQH

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Stansted-STN

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Gatwick-LGW

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Ebbsfleet International Rail St-XQE

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Stratford International Rail St-XOF

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Airplanes

There are flights to London from Washington D.C. by 26 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from Washington D.C.

You may also consider searching for discounted plane tickets to some other popular places from Washington D.C. within United States.

Washington D.C. — Seattle

from $57

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Washington D.C. — Boston

from $73

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Washington D.C. — Miami

from $70

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Washington D.C. — Chicago

from $65

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Washington D.C. — Orlando

from $76

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Washington D.C. — Atlanta

from $70

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Washington D.C. — Las Vegas

from $70

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Washington D.C. — Los Angeles

from $57

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Washington D.C. — Tampa

from $78

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Washington D.C. — Nashville

from $68

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Top International Destinations from Washington D.C.

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

Washington D.C. — London

from $77

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Washington D.C. — Paris

from $63

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Washington D.C. — Toronto

from $72

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Washington D.C. — Cancun

from $66

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Washington D.C. — Tokyo

from $54

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Washington D.C. — Montreal

from $74

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Washington D.C. — Aruba

from $69

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Washington D.C. — Dubai

from $69

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Washington D.C. — Dublin

from $65

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Washington D.C. — Madrid

from $72

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How to book a plane ticket yourself?

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