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KOS to ZEM: distance & flight time
Sihanoukville (Sihanoukville International Airport) → Eastmain River (Eastmain River Airport)
8,095 mi
13,028 km · 7,035 nm
16h 20m
estimated nonstop flight time
-11h
time difference · heading north
See live KOS→ZEM fares Phone-only fares on this route — call free
Flight time details
8,095 miles nonstop takes roughly 16h 20m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time set-back when reading arrival times on your ticket.
The two airports
- KOS — Sihanoukville International Airport · Sihanoukville, Cambodia
- ZEM — Eastmain River Airport · Eastmain River, Canada
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 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
Near ZEM
- YKQ · Waskaganish Airport53 mi away
- YNC · Wemindji Airport56 mi away
- YGL · La Grande Rivière Airport102 mi away
- YNS · Nemiscau Airport108 mi away
Frequently asked questions
How far is KOS from ZEM?
The flight distance from Sihanoukville (KOS) to Eastmain River (ZEM) is 8,095 miles (13,028 km, 7,035 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOS to ZEM?
A nonstop flight takes about 16h 20m 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 Sihanoukville and Eastmain River?
Eastmain River is 11 hours behind Sihanoukville.
What is the cheapest way to fly from KOS to ZEM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOS–ZEM that never appear on search engines, with no booking fees.