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LYM to ISN: distance & flight time
Lympne (Lympne Airport) → Williston (Sloulin Field International Airport)
4,264 mi
6,863 km · 3,706 nm
8h 50m
estimated nonstop flight time
-6h
time difference · heading northwest
See live LYM→ISN fares Phone-only fares on this route — call free
Flight time details
4,264 miles nonstop takes roughly 8h 50m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time set-back when reading arrival times on your ticket.
The two airports
- LYM — Lympne Airport · Lympne, United Kingdom
- ISN — Sloulin Field International Airport · Williston, 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 LYM
- LYX · Lydd Airport9 mi away
- LGW · London Gatwick Airport52 mi away
- MSE · Kent International Airport23 mi away
- LHR · London Heathrow Airport69 mi away
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
Frequently asked questions
How far is LYM from ISN?
The flight distance from Lympne (LYM) to Williston (ISN) is 4,264 miles (6,863 km, 3,706 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LYM to ISN?
A nonstop flight takes about 8h 50m 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 Lympne and Williston?
Williston is 6 hours behind Lympne.
What is the cheapest way to fly from LYM to ISN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LYM–ISN that never appear on search engines, with no booking fees.