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IIL to OIR: distance & flight time
Ilam (Ilam Airport) → Okushiri (Okushiri Airport)
4,853 mi
7,811 km · 4,218 nm
9h 59m
estimated nonstop flight time
+5.5h
time difference · heading northeast
See live IIL→OIR fares Phone-only fares on this route — call free
Flight time details
4,853 miles nonstop takes roughly 9h 59m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5.5-hour time gain when reading arrival times on your ticket.
The two airports
- IIL — Ilam Airport · Ilam, Iran
- 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 IIL
- KSH · Shahid Ashrafi Esfahani Airport68 mi away
- KHD · Khoram Abad Airport109 mi away
- SDG · Sanandaj Airport120 mi away
- XQC · Joint Base Balad120 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 IIL from OIR?
The flight distance from Ilam (IIL) to Okushiri (OIR) is 4,853 miles (7,811 km, 4,218 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IIL to OIR?
A nonstop flight takes about 9h 59m 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 Ilam and Okushiri?
Okushiri is 5.5 hours ahead of Ilam.
What is the cheapest way to fly from IIL to OIR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IIL–OIR that never appear on search engines, with no booking fees.