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BZN to KOS: distance & flight time
Bozeman (Gallatin Field) → Sihanoukville (Sihanoukville International Airport)
7,984 mi
12,850 km · 6,938 nm
16h 7m
estimated nonstop flight time
+13h
time difference · heading northwest
See live BZN→KOS fares Phone-only fares on this route — call free
Flight time details
7,984 miles nonstop takes roughly 16h 7m 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
- BZN — Gallatin Field · Bozeman, 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 BZN
- LVM · Mission Field34 mi away
- BTM · Bert Mooney Airport66 mi away
- HLN · Helena Regional Airport70 mi away
- WYS · Yellowstone Airport75 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 BZN from KOS?
The flight distance from Bozeman (BZN) to Sihanoukville (KOS) is 7,984 miles (12,850 km, 6,938 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BZN to KOS?
A nonstop flight takes about 16h 7m 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 Bozeman and Sihanoukville?
Sihanoukville is 13 hours ahead of Bozeman.
What is the cheapest way to fly from BZN to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BZN–KOS that never appear on search engines, with no booking fees.