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ZEM to KOS: distance & flight time
Eastmain River (Eastmain River Airport) → Sihanoukville (Sihanoukville International Airport)
8,095 mi
13,028 km · 7,035 nm
16h 20m
estimated nonstop flight time
+11h
time difference · heading north
See live ZEM→KOS 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 gain when reading arrival times on your ticket.
The two airports
- ZEM — Eastmain River Airport · Eastmain River, Canada
- 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 ZEM
- YKQ · Waskaganish Airport53 mi away
- YNC · Wemindji Airport56 mi away
- YGL · La Grande Rivière Airport102 mi away
- YNS · Nemiscau Airport108 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 ZEM from KOS?
The flight distance from Eastmain River (ZEM) to Sihanoukville (KOS) 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 ZEM to KOS?
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 Eastmain River and Sihanoukville?
Sihanoukville is 11 hours ahead of Eastmain River.
What is the cheapest way to fly from ZEM to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ZEM–KOS that never appear on search engines, with no booking fees.