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ISN to BOR: distance & flight time
Williston (Sloulin Field International Airport) → Belfort (Fontaine Airport)
4,622 mi
7,439 km · 4,017 nm
9h 32m
estimated nonstop flight time
+7h
time difference · heading northeast
See live ISN→BOR fares Phone-only fares on this route — call free
Flight time details
4,622 miles nonstop takes roughly 9h 32m 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
- BOR — Fontaine Airport · Belfort, 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 BOR
- BSL · EuroAirport Basel-Mulhouse-Freiburg Airport25 mi away
- CMR · Colmar-Houssen Airport35 mi away
- ZHI · Grenchen Airport38 mi away
- QNC · Neuchatel Airport49 mi away
Frequently asked questions
How far is ISN from BOR?
The flight distance from Williston (ISN) to Belfort (BOR) is 4,622 miles (7,439 km, 4,017 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISN to BOR?
A nonstop flight takes about 9h 32m 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 Belfort?
Belfort is 7 hours ahead of Williston.
What is the cheapest way to fly from ISN to BOR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISN–BOR that never appear on search engines, with no booking fees.