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REP to OIR: distance & flight time
Siem-reap (Siem Reap International Airport) → Okushiri (Okushiri Airport)
2,906 mi
4,678 km · 2,526 nm
6h 10m
estimated nonstop flight time
+2h
time difference · heading northeast
See live REP→OIR fares Phone-only fares on this route — call free
Flight time details
2,906 miles nonstop takes roughly 6h 10m 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
- REP — Siem Reap International Airport · Siem-reap, Cambodia
- OIR — Okushiri Airport · Okushiri, 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 REP
- BBM · Battambang Airport45 mi away
- KZC · Kampong Chhnang Airport95 mi away
- PXR · Surin Airport103 mi away
- TDX · Trat Airport128 mi away
Near OIR
- HKD · Hakodate Airport74 mi away
- AOJ · Aomori Airport113 mi away
- OKD · Okadama Airport123 mi away
- CTS · New Chitose Airport125 mi away
Frequently asked questions
How far is REP from OIR?
The flight distance from Siem-reap (REP) to Okushiri (OIR) is 2,906 miles (4,678 km, 2,526 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from REP to OIR?
A nonstop flight takes about 6h 10m 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 Siem-reap and Okushiri?
Okushiri is 2 hours ahead of Siem-reap.
What is the cheapest way to fly from REP to OIR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on REP–OIR that never appear on search engines, with no booking fees.