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ISN to LCY: distance & flight time
Williston (Sloulin Field International Airport) → London (London City Airport)
4,214 mi
6,782 km · 3,662 nm
8h 44m
estimated nonstop flight time
+6h
time difference · heading northeast
See live ISN→LCY fares Phone-only fares on this route — call free
Flight time details
4,214 miles nonstop takes roughly 8h 44m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- ISN — Sloulin Field International Airport · Williston, United States
- LCY — London City Airport · London, United Kingdom
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 ISN
- SDY · Sidney - Richland Regional Airport41 mi away
- YEN · Estevan Airport78 mi away
- OLF · L M Clayton Airport89 mi away
- GDV · Dawson Community Airport90 mi away
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 ISN from LCY?
The flight distance from Williston (ISN) to London (LCY) is 4,214 miles (6,782 km, 3,662 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISN to LCY?
A nonstop flight takes about 8h 44m 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 Williston and London?
London is 6 hours ahead of Williston.
What is the cheapest way to fly from ISN to LCY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISN–LCY that never appear on search engines, with no booking fees.