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ONJ to KOS: distance & flight time
Odate Noshiro (Odate Noshiro Airport) → Sihanoukville (Sihanoukville International Airport)
3,035 mi
4,884 km · 2,637 nm
6h 25m
estimated nonstop flight time
-2h
time difference · heading southwest
See live ONJ→KOS fares Phone-only fares on this route — call free
Flight time details
3,035 miles nonstop takes roughly 6h 25m 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
- ONJ — Odate Noshiro Airport · Odate Noshiro, 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 ONJ
- AOJ · Aomori Airport41 mi away
- AXT · Akita Airport41 mi away
- HHE · Hachinohe Airport63 mi away
- MSJ · Misawa Air Base63 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 ONJ from KOS?
The flight distance from Odate Noshiro (ONJ) to Sihanoukville (KOS) is 3,035 miles (4,884 km, 2,637 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONJ to KOS?
A nonstop flight takes about 6h 25m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from ONJ to KOS?
Nonstop service on ONJ–KOS depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 6h 25m nonstop estimate.
What is the time difference between Odate Noshiro and Sihanoukville?
Sihanoukville is 2 hours behind Odate Noshiro.
What is the cheapest way to fly from ONJ to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONJ–KOS that never appear on search engines, with no booking fees.
Why are some ONJ to KOS fares phone-only?
Consolidator contracts let us sell certain ONJ–KOS tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.