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ISN to LAS: distance & flight time
Williston (Sloulin Field International Airport) → Las Vegas (McCarran International Airport)
1,021 mi
1,642 km · 887 nm
2h 41m
estimated nonstop flight time
-2h
time difference · heading southwest
See live ISN→LAS fares Phone-only fares on this route — call free
Flight time details
1,021 miles nonstop takes roughly 2h 41m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- ISN — Sloulin Field International Airport · Williston, United States
- LAS — McCarran International Airport · Las Vegas, 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 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 LAS
- HSH · Henderson Executive Airport7 mi away
- VGT · North Las Vegas Airport9 mi away
- LSV · Nellis Air Force Base13 mi away
- INS · Creech Air Force Base45 mi away
Frequently asked questions
How far is ISN from LAS?
The flight distance from Williston (ISN) to Las Vegas (LAS) is 1,021 miles (1,642 km, 887 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISN to LAS?
A nonstop flight takes about 2h 41m 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 Williston and Las Vegas?
Las Vegas is 2 hours behind Williston.
What is the cheapest way to fly from ISN to LAS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISN–LAS that never appear on search engines, with no booking fees.