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OHA to ISN: distance & flight time
Ohakea (RNZAF Base Ohakea) → Williston (Sloulin Field International Airport)
7,852 mi
12,637 km · 6,824 nm
15h 52m
estimated nonstop flight time
-17h
time difference · heading northeast
See live OHA→ISN fares Phone-only fares on this route — call free
Flight time details
7,852 miles nonstop takes roughly 15h 52m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 17-hour time set-back when reading arrival times on your ticket.
The two airports
- OHA — RNZAF Base Ohakea · Ohakea, New Zealand
- 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 OHA
- PMR · Palmerston North Airport14 mi away
- WAG · Wanganui Airport26 mi away
- PPQ · Paraparaumu Airport53 mi away
- MRO · Hood Airport55 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 OHA from ISN?
The flight distance from Ohakea (OHA) to Williston (ISN) is 7,852 miles (12,637 km, 6,824 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OHA to ISN?
A nonstop flight takes about 15h 52m 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 Ohakea and Williston?
Williston is 17 hours behind Ohakea.
What is the cheapest way to fly from OHA to ISN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OHA–ISN that never appear on search engines, with no booking fees.