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KMJ to CPR: distance & flight time
Kumamoto (Kumamoto Airport) → Casper (Casper-Natrona County International Airport)
6,072 mi
9,773 km · 5,277 nm
12h 22m
estimated nonstop flight time
-15h
time difference · heading northeast
See live KMJ→CPR fares Phone-only fares on this route — call free
Flight time details
6,072 miles nonstop takes roughly 12h 22m 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
- KMJ — Kumamoto Airport · Kumamoto, 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 KMJ
- HSG · Saga Airport39 mi away
- AXJ · Amakusa Airport47 mi away
- NGS · Nagasaki Airport55 mi away
- FUK · Fukuoka Airport57 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 KMJ from CPR?
The flight distance from Kumamoto (KMJ) to Casper (CPR) is 6,072 miles (9,773 km, 5,277 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KMJ to CPR?
A nonstop flight takes about 12h 22m 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 Kumamoto and Casper?
Casper is 15 hours behind Kumamoto.
What is the cheapest way to fly from KMJ to CPR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KMJ–CPR that never appear on search engines, with no booking fees.