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SHM to KOS: distance & flight time
Nanki-shirahama (Nanki Shirahama Airport) → Sihanoukville (Sihanoukville International Airport)
2,563 mi
4,124 km · 2,227 nm
5h 30m
estimated nonstop flight time
-2h
time difference · heading southwest
See live SHM→KOS fares Phone-only fares on this route — call free
Flight time details
2,563 miles nonstop takes roughly 5h 30m 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
- SHM — Nanki Shirahama Airport · Nanki-shirahama, 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 SHM
- KIX · Kansai International Airport53 mi away
- TKS · Tokushima Airport/JMSDF Air Base54 mi away
- UKB · Kobe Airport68 mi away
- ITM · Osaka International Airport78 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 SHM from KOS?
The flight distance from Nanki-shirahama (SHM) to Sihanoukville (KOS) is 2,563 miles (4,124 km, 2,227 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SHM to KOS?
A nonstop flight takes about 5h 30m 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 Nanki-shirahama and Sihanoukville?
Sihanoukville is 2 hours behind Nanki-shirahama.
What is the cheapest way to fly from SHM to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SHM–KOS that never appear on search engines, with no booking fees.