- Cheapest roundtrip flight
- from€347
- Fastest outbound flight
- Fastest inbound flight
- non-stop flights
- 127x / week
- Flight distance
- 5,903 km
- Time difference
- Airports in London
- Heathrow
- Gatwick
- Stansted
- Luton
- City
- Southend
- Airports in Washington-DC
- Dulles International Airport, DC
- Ronald Reagan National Airport, VA
- Most popular airlines
- United Airlines
- British Airways
- Virgin Atlantic Airways
- United Airlines
Flight schedule from London (LON) to Washington-DC (WAS)
Select a travel date in the flight schedule for the route from London (LON) to Washington-DC (WAS) and compare affordable flight deals.
offers
Active filtersnone
Matching outbound flightsLON–WAS · 19 of 19
fromto
dep.arr.
durationstopovers
- 21 – 27 September 2026
- 28 Sept – 4 Oct 2026
- 5 – 11 October 2026
- LHRIAD1 stopover
- LHRIAD1 stopover
- LGWIAD1 stopover
- LHRDCA1 stopover
- LHRIAD1 stopover
- LHRIAD1 stopover
- LHRIAD1 stopover
- LHRIAD1 stopover
- LHRIAD1 stopover
- LHRIADnon-stop
- LHRIADnon-stop
- LHRIADnon-stop
- LHRDCA1 stopover
- LHRDCA1 stopover
- LHRIADnon-stop
Tips and tricks to help you find cheap flights from London to Washington DC
Favourite airline: Icelandair
Flight tickets on the route London – Washington-DC are most frequently booked with Icelandair.
Icelandair
28 %
Aer Lingus
25 %
TAP Portugal
21 %
Important flight information
Frequently Asked Questions (FAQ)
How long is the flight from London to Washington-DC?
A direct flight from London to Washington-DC typically takes around 8 hours 30 minutes. If you choose a connecting flight, you should allow more time. Typical one-stop journeys take around 12 hours 45 minutes. For the quickest journey, a direct flight is usually the most comfortable choice.
Are there direct flights from London to Washington-DC?
Yes, there are direct flights from London to Washington-DC, with an average of around 18 to 19 flights per day, operated by, among others, United Airlines, British Airways and Virgin Atlantic. If you want to travel without a stopover, it is worth filtering specifically for direct flights when searching.
Which airlines fly from London to Washington-DC?
Direct flights from London to Washington-DC are operated by, among others, United Airlines, British Airways and Virgin Atlantic. There are also connecting flights with one stop, for example with Swiss (via Zurich), TAP Portugal (via Lisbon) and Aer Lingus (via Dublin). If a short travel time matters to you, a direct flight is usually the most convenient option. Connecting flights often give you more choice of departure times and airlines.
On which days are there direct flights from London to Washington-DC?
Direct flights from London to Washington-DC operate daily. The schedule may vary by season, so it is worth comparing several travel dates. If your preferred day has no direct service, nearby departure days or short connecting flights may be a good alternative.
How many flights are there per day from London to Washington-DC?
From London to Washington-DC there are on average around 18 to 19 flights per day. This usually means you have a good choice of departure times. Particularly if you are flexible, you can easily compare times, prices and airlines.
How many flights per week are there from London to Washington-DC?
From London to Washington-DC there are around 128 to 129 flights per week. This means you usually have suitable connections to choose from on several days and at various times. As well as price, it is worth comparing flight duration, airline and any potential additional charges.
When does the first flight from London to Washington-DC depart?
The earliest direct flight from London to Washington-DC usually departs at 12:05. The exact departure time may vary by day of the week and airline. Early flights are particularly useful if you want to make the most of your arrival day in Washington-DC.
When does the last flight from London to Washington-DC depart?
The last direct flight from London to Washington-DC usually departs at 18:00. Late flights can be convenient if you want to travel after work or in the evening. Do check whether it is a direct flight, as a connecting service could push the arrival time significantly later.