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KKS to OIR: distance & flight time
Kashan (Kashan Airport) → Okushiri (Okushiri Airport)
4,603 mi
7,409 km · 4,000 nm
9h 30m
estimated nonstop flight time
+5.5h
time difference · heading northeast
See live KKS→OIR fares Phone-only fares on this route — call free
Flight time details
4,603 miles nonstop takes roughly 9h 30m 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
- KKS — Kashan Airport · Kashan, 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 KKS
- IFH · Hesa Airport67 mi away
- IFN · Esfahan Shahid Beheshti International Airport81 mi away
- AJK · Arak Airport100 mi away
- IKA · Imam Khomeini International Airport108 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 KKS from OIR?
The flight distance from Kashan (KKS) to Okushiri (OIR) is 4,603 miles (7,409 km, 4,000 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KKS to OIR?
A nonstop flight takes about 9h 30m 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 KKS to OIR?
Nonstop service on KKS–OIR 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 9h 30m nonstop estimate.
What is the time difference between Kashan and Okushiri?
Okushiri is 5.5 hours ahead of Kashan.
What is the cheapest way to fly from KKS to OIR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KKS–OIR that never appear on search engines, with no booking fees.
Why are some KKS to OIR fares phone-only?
Consolidator contracts let us sell certain KKS–OIR 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.