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GAJ to CPR: distance & flight time
Yamagata (Yamagata Airport) → Casper (Casper-Natrona County International Airport)
5,432 mi
8,743 km · 4,721 nm
11h 7m
estimated nonstop flight time
-15h
time difference · heading northeast
See live GAJ→CPR fares Phone-only fares on this route — call free
Flight time details
5,432 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
- GAJ — Yamagata Airport · Yamagata, 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 GAJ
- SDJ · Sendai Airport35 mi away
- SYO · Shonai Airport42 mi away
- KIJ · Niigata Airport75 mi away
- HNA · Hanamaki Airport81 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 GAJ from CPR?
The flight distance from Yamagata (GAJ) to Casper (CPR) is 5,432 miles (8,743 km, 4,721 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GAJ to CPR?
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 Yamagata and Casper?
Casper is 15 hours behind Yamagata.
What is the cheapest way to fly from GAJ to CPR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GAJ–CPR that never appear on search engines, with no booking fees.