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OKI to ISN: distance & flight time
Oki Island (Oki Airport) → Williston (Sloulin Field International Airport)
5,636 mi
9,071 km · 4,898 nm
11h 31m
estimated nonstop flight time
-14h
time difference · heading northeast
See live OKI→ISN fares Phone-only fares on this route — call free
Flight time details
5,636 miles nonstop takes roughly 11h 31m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time set-back when reading arrival times on your ticket.
The two airports
- OKI — Oki Airport · Oki Island, Japan
- 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 OKI
- YGJ · Miho Yonago Airport48 mi away
- IZO · Izumo Airport58 mi away
- TTJ · Tottori Airport65 mi away
- TJH · Tajima Airport94 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 OKI from ISN?
The flight distance from Oki Island (OKI) to Williston (ISN) is 5,636 miles (9,071 km, 4,898 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OKI to ISN?
A nonstop flight takes about 11h 31m 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 Oki Island and Williston?
Williston is 14 hours behind Oki Island.
What is the cheapest way to fly from OKI to ISN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OKI–ISN that never appear on search engines, with no booking fees.