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ADL to ISN: distance & flight time
Adelaide (Adelaide International Airport) → Williston (Sloulin Field International Airport)
9,189 mi
14,789 km · 7,985 nm
18h 29m
estimated nonstop flight time
-14.5h
time difference · heading northeast
See live ADL→ISN fares Phone-only fares on this route — call free
Flight time details
9,189 miles nonstop takes roughly 18h 29m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14.5-hour time set-back when reading arrival times on your ticket.
The two airports
- ADL — Adelaide International Airport · Adelaide, Australia
- 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 ADL
- PEA · Penneshaw Airport65 mi away
- KGC · Kingscote Airport78 mi away
- PPI · Port Pirie Airport122 mi away
- RMK · Renmark Airport132 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 ADL from ISN?
The flight distance from Adelaide (ADL) to Williston (ISN) is 9,189 miles (14,789 km, 7,985 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ADL to ISN?
A nonstop flight takes about 18h 29m 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 Adelaide and Williston?
Williston is 14.5 hours behind Adelaide.
What is the cheapest way to fly from ADL to ISN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ADL–ISN that never appear on search engines, with no booking fees.