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KHY to KOS: distance & flight time
Khoy (Khoy Airport) → Sihanoukville (Sihanoukville International Airport)
4,079 mi
6,564 km · 3,544 nm
8h 28m
estimated nonstop flight time
+3.5h
time difference · heading east
See live KHY→KOS fares Phone-only fares on this route — call free
Flight time details
4,079 miles nonstop takes roughly 8h 28m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3.5-hour time gain when reading arrival times on your ticket.
The two airports
- KHY — Khoy Airport · Khoy, Iran
- 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 KHY
- OMH · Urmia Airport53 mi away
- NAJ · Nakhchivan Airport59 mi away
- TBZ · Tabriz International Airport71 mi away
- YKO · Hakkari Yüksekova Airport73 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 KHY from KOS?
The flight distance from Khoy (KHY) to Sihanoukville (KOS) is 4,079 miles (6,564 km, 3,544 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KHY to KOS?
A nonstop flight takes about 8h 28m 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 Khoy and Sihanoukville?
Sihanoukville is 3.5 hours ahead of Khoy.
What is the cheapest way to fly from KHY to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KHY–KOS that never appear on search engines, with no booking fees.