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CYS to OKI: distance & flight time
Cheyenne (Cheyenne Regional Jerry Olson Field) → Oki Island (Oki Airport)
5,950 mi
9,576 km · 5,171 nm
12h 8m
estimated nonstop flight time
+15h
time difference · heading northwest
See live CYS→OKI fares Phone-only fares on this route — call free
Flight time details
5,950 miles nonstop takes roughly 12h 8m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time gain when reading arrival times on your ticket.
The two airports
- CYS — Cheyenne Regional Jerry Olson Field · Cheyenne, United States
- OKI — Oki Airport · Oki Island, 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 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
Near OKI
- YGJ · Miho Yonago Airport48 mi away
- IZO · Izumo Airport58 mi away
- TTJ · Tottori Airport65 mi away
- TJH · Tajima Airport94 mi away
Frequently asked questions
How far is CYS from OKI?
The flight distance from Cheyenne (CYS) to Oki Island (OKI) is 5,950 miles (9,576 km, 5,171 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CYS to OKI?
A nonstop flight takes about 12h 8m 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 Cheyenne and Oki Island?
Oki Island is 15 hours ahead of Cheyenne.
What is the cheapest way to fly from CYS to OKI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CYS–OKI that never appear on search engines, with no booking fees.