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KOS to NJA: distance & flight time
Sihanoukville (Sihanoukville International Airport) → Atsugi (Atsugi Naval Air Facility)
2,826 mi
4,548 km · 2,456 nm
6h
estimated nonstop flight time
+2h
time difference · heading northeast
See live KOS→NJA fares Phone-only fares on this route — call free
Flight time details
2,826 miles nonstop takes roughly 6h gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- KOS — Sihanoukville International Airport · Sihanoukville, Cambodia
- NJA — Atsugi Naval Air Facility · Atsugi, Japan
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 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
Near NJA
- HND · Tokyo Haneda International Airport20 mi away
- NRT · Narita International Airport57 mi away
- OKO · Yokota Air Base21 mi away
- OIM · Oshima Airport47 mi away
Frequently asked questions
How far is KOS from NJA?
The flight distance from Sihanoukville (KOS) to Atsugi (NJA) is 2,826 miles (4,548 km, 2,456 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOS to NJA?
A nonstop flight takes about 6h 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 Sihanoukville and Atsugi?
Atsugi is 2 hours ahead of Sihanoukville.
What is the cheapest way to fly from KOS to NJA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOS–NJA that never appear on search engines, with no booking fees.