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GUC to KOS: distance & flight time
Gunnison (Gunnison Crested Butte Regional Airport) → Sihanoukville (Sihanoukville International Airport)
8,513 mi
13,700 km · 7,397 nm
17h 10m
estimated nonstop flight time
+13h
time difference · heading northwest
See live GUC→KOS fares Phone-only fares on this route — call free
Flight time details
8,513 miles nonstop takes roughly 17h 10m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- GUC — Gunnison Crested Butte Regional Airport · Gunnison, United States
- KOS — Sihanoukville International Airport · Sihanoukville, Cambodia
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 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
Near KOS
- PQC · Phu Quoc International Airport37 mi away
- PNH · Phnom Penh International Airport106 mi away
- VKG · Rach Gia Airport110 mi away
- KZC · Kampong Chhnang Airport132 mi away
Frequently asked questions
How far is GUC from KOS?
The flight distance from Gunnison (GUC) to Sihanoukville (KOS) is 8,513 miles (13,700 km, 7,397 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GUC to KOS?
A nonstop flight takes about 17h 10m 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 Gunnison and Sihanoukville?
Sihanoukville is 13 hours ahead of Gunnison.
What is the cheapest way to fly from GUC to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GUC–KOS that never appear on search engines, with no booking fees.