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ISN to GUC: distance & flight time
Williston (Sloulin Field International Airport) → Gunnison (Gunnison Crested Butte Regional Airport)
686 mi
1,105 km · 596 nm
1h 58m
estimated nonstop flight time
-1h
time difference · heading south
See live ISN→GUC fares Phone-only fares on this route — call free
Flight time details
686 miles nonstop takes roughly 1h 58m gate to gate, flying south. 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
- ISN — Sloulin Field International Airport · Williston, United States
- GUC — Gunnison Crested Butte Regional Airport · Gunnison, 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 GUC
- ASE · Aspen-Pitkin Co/Sardy Field48 mi away
- MTJ · Montrose Regional Airport52 mi away
- TEX · Telluride Regional Airport66 mi away
- EGE · Eagle County Regional Airport77 mi away
Frequently asked questions
How far is ISN from GUC?
The flight distance from Williston (ISN) to Gunnison (GUC) is 686 miles (1,105 km, 596 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISN to GUC?
A nonstop flight takes about 1h 58m 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 Gunnison?
Gunnison is 1 hour behind Williston.
What is the cheapest way to fly from ISN to GUC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISN–GUC that never appear on search engines, with no booking fees.