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LCY to IAD: distance & flight time
London (London City Airport) → Washington (Washington Dulles International Airport)
3,688 mi
5,934 km · 3,204 nm
7h 42m
estimated nonstop flight time
-5h
time difference · heading west
See live LCY→IAD fares Phone-only fares on this route — call free
Flight time details
3,688 miles nonstop takes roughly 7h 42m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time set-back when reading arrival times on your ticket.
The two airports
- LCY — London City Airport · London, United Kingdom
- IAD — Washington Dulles International Airport · Washington, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near LCY
- LHR · London Heathrow Airport22 mi away
- LGW · London Gatwick Airport27 mi away
- BQH · London Biggin Hill Airport12 mi away
- NHT · RAF Northolt21 mi away
Frequently asked questions
How far is LCY from IAD?
The flight distance from London (LCY) to Washington (IAD) is 3,688 miles (5,934 km, 3,204 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LCY to IAD?
A nonstop flight takes about 7h 42m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between London and Washington?
Washington is 5 hours behind London.
What is the cheapest way to fly from LCY to IAD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LCY–IAD that never appear on search engines, with no booking fees.