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ISN to KOK: distance & flight time
Williston (Sloulin Field International Airport) → Kruunupyy (Kokkola-Pietarsaari Airport)
4,185 mi
6,735 km · 3,636 nm
8h 40m
estimated nonstop flight time
+8h
time difference · heading northeast
See live ISN→KOK fares Phone-only fares on this route — call free
Flight time details
4,185 miles nonstop takes roughly 8h 40m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- ISN — Sloulin Field International Airport · Williston, United States
- KOK — Kokkola-Pietarsaari Airport · Kruunupyy, Finland
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 KOK
- KAU · Kauhava Airport41 mi away
- YLI · Ylivieska Airfield53 mi away
- VAA · Vaasa Airport63 mi away
- SJY · Seinäjoki Airport72 mi away
Frequently asked questions
How far is ISN from KOK?
The flight distance from Williston (ISN) to Kruunupyy (KOK) is 4,185 miles (6,735 km, 3,636 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISN to KOK?
A nonstop flight takes about 8h 40m 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 Kruunupyy?
Kruunupyy is 8 hours ahead of Williston.
What is the cheapest way to fly from ISN to KOK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISN–KOK that never appear on search engines, with no booking fees.