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RAL to OIR: distance & flight time
Riverside (Riverside Municipal Airport) → Okushiri (Okushiri Airport)
5,282 mi
8,500 km · 4,590 nm
10h 49m
estimated nonstop flight time
+16h
time difference · heading northwest
See live RAL→OIR fares Phone-only fares on this route — call free
Flight time details
5,282 miles nonstop takes roughly 10h 49m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 16-hour time gain when reading arrival times on your ticket.
The two airports
- RAL — Riverside Municipal Airport · Riverside, United States
- 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 RAL
- ONT · Ontario International Airport11 mi away
- CNO · Chino Airport11 mi away
- RIV · March ARB Airport12 mi away
- LAX · Los Angeles International Airport55 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 RAL from OIR?
The flight distance from Riverside (RAL) to Okushiri (OIR) is 5,282 miles (8,500 km, 4,590 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RAL to OIR?
A nonstop flight takes about 10h 49m 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 Riverside and Okushiri?
Okushiri is 16 hours ahead of Riverside.
What is the cheapest way to fly from RAL to OIR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RAL–OIR that never appear on search engines, with no booking fees.