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SGO to ISN: distance & flight time
St George (St George Airport) → Williston (Sloulin Field International Airport)
8,430 mi
13,566 km · 7,325 nm
17h
estimated nonstop flight time
-15h
time difference · heading northeast
See live SGO→ISN fares Phone-only fares on this route — call free
Flight time details
8,430 miles nonstop takes roughly 17h gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time set-back when reading arrival times on your ticket.
The two airports
- SGO — St George Airport · St George, 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 SGO
- DRN · Dirranbandi Airport44 mi away
- LHG · Lightning Ridge Airport104 mi away
- RMA · Roma Airport105 mi away
- GOO · Goondiwindi Airport110 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 SGO from ISN?
The flight distance from St George (SGO) to Williston (ISN) is 8,430 miles (13,566 km, 7,325 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SGO to ISN?
A nonstop flight takes about 17h 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 St George and Williston?
Williston is 15 hours behind St George.
What is the cheapest way to fly from SGO to ISN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SGO–ISN that never appear on search engines, with no booking fees.