Need help booking?
Unpublished phone-only deals available
CJM to CPR: distance & flight time
Chumphon (Chumphon Airport) → Casper (Casper-Natrona County International Airport)
8,389 mi
13,501 km · 7,290 nm
16h 55m
estimated nonstop flight time
-13h
time difference · heading north
See live CJM→CPR fares Phone-only fares on this route — call free
Flight time details
8,389 miles nonstop takes roughly 16h 55m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time set-back when reading arrival times on your ticket.
The two airports
- CJM — Chumphon Airport · Chumphon, Thailand
- 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 CJM
- VBP · Bokpyinn Airport52 mi away
- KAW · Kawthoung Airport72 mi away
- UNN · Ranong Airport83 mi away
- USM · Samui Airport93 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 CJM from CPR?
The flight distance from Chumphon (CJM) to Casper (CPR) is 8,389 miles (13,501 km, 7,290 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CJM to CPR?
A nonstop flight takes about 16h 55m 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 Chumphon and Casper?
Casper is 13 hours behind Chumphon.
What is the cheapest way to fly from CJM to CPR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CJM–CPR that never appear on search engines, with no booking fees.