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ISN to NCY: distance & flight time
Williston (Sloulin Field International Airport) → Annecy (Annecy-Haute-Savoie-Mont Blanc Airport)
4,681 mi
7,533 km · 4,067 nm
9h 39m
estimated nonstop flight time
+7h
time difference · heading northeast
See live ISN→NCY fares Phone-only fares on this route — call free
Flight time details
4,681 miles nonstop takes roughly 9h 39m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- ISN — Sloulin Field International Airport · Williston, United States
- NCY — Annecy-Haute-Savoie-Mont Blanc Airport · Annecy, France
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 NCY
- QNJ · Annemasse Airport20 mi away
- GVA · Geneva Cointrin International Airport21 mi away
- CMF · Chambéry-Savoie Airport23 mi away
- MVV · Megève Airport27 mi away
Frequently asked questions
How far is ISN from NCY?
The flight distance from Williston (ISN) to Annecy (NCY) is 4,681 miles (7,533 km, 4,067 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISN to NCY?
A nonstop flight takes about 9h 39m 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 Annecy?
Annecy is 7 hours ahead of Williston.
What is the cheapest way to fly from ISN to NCY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISN–NCY that never appear on search engines, with no booking fees.