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CIU to KOS: distance & flight time
Sault Ste Marie (Chippewa County International Airport) → Sihanoukville (Sihanoukville International Airport)
8,478 mi
13,644 km · 7,367 nm
17h 5m
estimated nonstop flight time
+11h
time difference · heading north
See live CIU→KOS fares Phone-only fares on this route — call free
Flight time details
8,478 miles nonstop takes roughly 17h 5m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time gain when reading arrival times on your ticket.
The two airports
- CIU — Chippewa County International Airport · Sault Ste Marie, 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 CIU
- YAM · Sault Ste Marie Airport16 mi away
- DRE · Drummond Island Airport39 mi away
- PLN · Pellston Regional Airport of Emmet County Airport49 mi away
- GLR · Gaylord Regional Airport86 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 CIU from KOS?
The flight distance from Sault Ste Marie (CIU) to Sihanoukville (KOS) is 8,478 miles (13,644 km, 7,367 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CIU to KOS?
A nonstop flight takes about 17h 5m 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 Sault Ste Marie and Sihanoukville?
Sihanoukville is 11 hours ahead of Sault Ste Marie.
What is the cheapest way to fly from CIU to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CIU–KOS that never appear on search engines, with no booking fees.