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SYO to KOS: distance & flight time
Shonai (Shonai Airport) → Sihanoukville (Sihanoukville International Airport)
2,958 mi
4,761 km · 2,571 nm
6h 16m
estimated nonstop flight time
-2h
time difference · heading southwest
See live SYO→KOS fares Phone-only fares on this route — call free
Flight time details
2,958 miles nonstop takes roughly 6h 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
- SYO — Shonai Airport · Shonai, 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 SYO
- GAJ · Yamagata Airport42 mi away
- AXT · Akita Airport60 mi away
- KIJ · Niigata Airport69 mi away
- SDJ · Sendai Airport77 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 SYO from KOS?
The flight distance from Shonai (SYO) to Sihanoukville (KOS) is 2,958 miles (4,761 km, 2,571 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SYO to KOS?
A nonstop flight takes about 6h 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 Shonai and Sihanoukville?
Sihanoukville is 2 hours behind Shonai.
What is the cheapest way to fly from SYO to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SYO–KOS that never appear on search engines, with no booking fees.