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OIR to CYS: distance & flight time
Okushiri (Okushiri Airport) → Cheyenne (Cheyenne Regional Jerry Olson Field)
5,429 mi
8,737 km · 4,718 nm
11h 7m
estimated nonstop flight time
-15h
time difference · heading northeast
See live OIR→CYS fares Phone-only fares on this route — call free
Flight time details
5,429 miles nonstop takes roughly 11h 7m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time set-back when reading arrival times on your ticket.
The two airports
- OIR — Okushiri Airport · Okushiri, Japan
- CYS — Cheyenne Regional Jerry Olson Field · Cheyenne, United States
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 OIR
- HKD · Hakodate Airport74 mi away
- AOJ · Aomori Airport113 mi away
- OKD · Okadama Airport123 mi away
- CTS · New Chitose Airport125 mi away
Near CYS
- LAR · Laramie Regional Airport46 mi away
- DEN · Denver International Airport90 mi away
- FNL · Northern Colorado Regional Airport50 mi away
- GXY · Greeley–Weld County Airport51 mi away
Frequently asked questions
How far is OIR from CYS?
The flight distance from Okushiri (OIR) to Cheyenne (CYS) is 5,429 miles (8,737 km, 4,718 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OIR to CYS?
A nonstop flight takes about 11h 7m 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 Okushiri and Cheyenne?
Cheyenne is 15 hours behind Okushiri.
What is the cheapest way to fly from OIR to CYS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OIR–CYS that never appear on search engines, with no booking fees.