Need help booking?
Unpublished phone-only deals available
CPR to IWJ: distance & flight time
Casper (Casper-Natrona County International Airport) → Iwami (Iwami Airport)
5,939 mi
9,559 km · 5,161 nm
12h 7m
estimated nonstop flight time
+15h
time difference · heading northwest
See live CPR→IWJ fares Phone-only fares on this route — call free
Flight time details
5,939 miles nonstop takes roughly 12h 7m 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
- CPR — Casper-Natrona County International Airport · Casper, United States
- IWJ — Iwami Airport · Iwami, 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 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
Near IWJ
- HIW · Hiroshimanishi Airport41 mi away
- IWK · Iwakuni Marine Corps Air Station45 mi away
- UBJ · Yamaguchi Ube Airport59 mi away
- HIJ · Hiroshima Airport66 mi away
Frequently asked questions
How far is CPR from IWJ?
The flight distance from Casper (CPR) to Iwami (IWJ) is 5,939 miles (9,559 km, 5,161 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CPR to IWJ?
A nonstop flight takes about 12h 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 Casper and Iwami?
Iwami is 15 hours ahead of Casper.
What is the cheapest way to fly from CPR to IWJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CPR–IWJ that never appear on search engines, with no booking fees.