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OBO to KOS: distance & flight time
Obihiro (Tokachi-Obihiro Airport) → Sihanoukville (Sihanoukville International Airport)
3,252 mi
5,234 km · 2,826 nm
6h 51m
estimated nonstop flight time
-2h
time difference · heading southwest
See live OBO→KOS fares Phone-only fares on this route — call free
Flight time details
3,252 miles nonstop takes roughly 6h 51m 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
- OBO — Tokachi-Obihiro Airport · Obihiro, 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 OBO
- KUH · Kushiro Airport54 mi away
- AKJ · Asahikawa Airport75 mi away
- CTS · New Chitose Airport77 mi away
- MMB · Memanbetsu Airport92 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 OBO from KOS?
The flight distance from Obihiro (OBO) to Sihanoukville (KOS) is 3,252 miles (5,234 km, 2,826 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OBO to KOS?
A nonstop flight takes about 6h 51m 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 Obihiro and Sihanoukville?
Sihanoukville is 2 hours behind Obihiro.
What is the cheapest way to fly from OBO to KOS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OBO–KOS that never appear on search engines, with no booking fees.