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HIW to KOS: distance & flight time
Hiroshima (Hiroshimanishi Airport) → Sihanoukville (Sihanoukville International Airport)
2,448 mi
3,939 km · 2,127 nm
5h 16m
estimated nonstop flight time
-2h
time difference · heading southwest
See live HIW→KOS fares Phone-only fares on this route — call free
Flight time details
2,448 miles nonstop takes roughly 5h 16m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- HIW — Hiroshimanishi Airport · Hiroshima, Japan
- 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 HIW
- IWK · Iwakuni Marine Corps Air Station18 mi away
- HIJ · Hiroshima Airport29 mi away
- MYJ · Matsuyama Airport41 mi away
- IWJ · Iwami Airport41 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 HIW from KOS?
The flight distance from Hiroshima (HIW) to Sihanoukville (KOS) is 2,448 miles (3,939 km, 2,127 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HIW to KOS?
A nonstop flight takes about 5h 16m 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 Hiroshima and Sihanoukville?
Sihanoukville is 2 hours behind Hiroshima.
What is the cheapest way to fly from HIW to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HIW–KOS that never appear on search engines, with no booking fees.