Need help booking?
Unpublished phone-only deals available
FRO to ISN: distance & flight time
Floro (Florø Airport) → Williston (Sloulin Field International Airport)
3,895 mi
6,268 km · 3,384 nm
8h 6m
estimated nonstop flight time
-7h
time difference · heading northwest
See live FRO→ISN fares Phone-only fares on this route — call free
Flight time details
3,895 miles nonstop takes roughly 8h 6m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- FRO — Florø Airport · Floro, Norway
- 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 FRO
- SDN · Sandane Airport (Anda)39 mi away
- HOV · Ørsta-Volda Airport, Hovden54 mi away
- AES · Ålesund Airport76 mi away
- SOG · Sogndal Airport76 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 FRO from ISN?
The flight distance from Floro (FRO) to Williston (ISN) is 3,895 miles (6,268 km, 3,384 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FRO to ISN?
A nonstop flight takes about 8h 6m 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 Floro and Williston?
Williston is 7 hours behind Floro.
What is the cheapest way to fly from FRO to ISN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FRO–ISN that never appear on search engines, with no booking fees.