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STI to ISN: distance & flight time
Santiago (Cibao International Airport) → Williston (Sloulin Field International Airport)
2,709 mi
4,360 km · 2,354 nm
5h 47m
estimated nonstop flight time
-1h
time difference · heading northwest
See live STI→ISN fares Phone-only fares on this route — call free
Flight time details
2,709 miles nonstop takes roughly 5h 47m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- STI — Cibao International Airport · Santiago, Dominican Republic
- 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 STI
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 STI from ISN?
The flight distance from Santiago (STI) to Williston (ISN) is 2,709 miles (4,360 km, 2,354 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from STI to ISN?
A nonstop flight takes about 5h 47m 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 Santiago and Williston?
Williston is 1 hour behind Santiago.
What is the cheapest way to fly from STI to ISN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on STI–ISN that never appear on search engines, with no booking fees.