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ISN to NSN: distance & flight time
Williston (Sloulin Field International Airport) → Nelson (Nelson Airport)
7,987 mi
12,853 km · 6,940 nm
16h 8m
estimated nonstop flight time
+19h
time difference · heading southwest
See live ISN→NSN fares Phone-only fares on this route — call free
Flight time details
7,987 miles nonstop takes roughly 16h 8m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 19-hour time gain when reading arrival times on your ticket.
The two airports
- ISN — Sloulin Field International Airport · Williston, United States
- NSN — Nelson Airport · Nelson, New Zealand
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 NSN
- MZP · Motueka Airport17 mi away
- BHE · Woodbourne Airport37 mi away
- PCN · Picton Aerodrome38 mi away
- KTF · Takaka Airport41 mi away
Frequently asked questions
How far is ISN from NSN?
The flight distance from Williston (ISN) to Nelson (NSN) is 7,987 miles (12,853 km, 6,940 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISN to NSN?
A nonstop flight takes about 16h 8m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from ISN to NSN?
Nonstop service on ISN–NSN depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 16h 8m nonstop estimate.
What is the time difference between Williston and Nelson?
Nelson is 19 hours ahead of Williston.
What is the cheapest way to fly from ISN to NSN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISN–NSN that never appear on search engines, with no booking fees.
Why are some ISN to NSN fares phone-only?
Consolidator contracts let us sell certain ISN–NSN tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.