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OKA to CPR: distance & flight time
Okinawa (Naha Airport) → Casper (Casper-Natrona County International Airport)
6,554 mi
10,548 km · 5,696 nm
13h 19m
estimated nonstop flight time
-15h
time difference · heading northeast
See live OKA→CPR fares Phone-only fares on this route — call free
Flight time details
6,554 miles nonstop takes roughly 13h 19m 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
- OKA — Naha Airport · Okinawa, Japan
- CPR — Casper-Natrona County International Airport · Casper, 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 OKA
- DNA · Kadena Air Base13 mi away
- KJP · Kerama Airport22 mi away
- AGJ · Aguni Airport37 mi away
- IEJ · Ie Jima Airport37 mi away
Near CPR
- RWL · Rawlins Municipal Airport/Harvey Field85 mi away
- RIW · Riverton Regional Airport101 mi away
- SAA · Shively Field103 mi away
- WRL · Worland Municipal Airport104 mi away
Frequently asked questions
How far is OKA from CPR?
The flight distance from Okinawa (OKA) to Casper (CPR) is 6,554 miles (10,548 km, 5,696 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OKA to CPR?
A nonstop flight takes about 13h 19m 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 Okinawa and Casper?
Casper is 15 hours behind Okinawa.
What is the cheapest way to fly from OKA to CPR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OKA–CPR that never appear on search engines, with no booking fees.