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CNX to CPR: distance & flight time
Chiang Mai (Chiang Mai International Airport) → Casper (Casper-Natrona County International Airport)
7,879 mi
12,680 km · 6,847 nm
15h 55m
estimated nonstop flight time
-13h
time difference · heading north
See live CNX→CPR fares Phone-only fares on this route — call free
Flight time details
7,879 miles nonstop takes roughly 15h 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
- CNX — Chiang Mai International Airport · Chiang Mai, 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 CNX
- LPT · Lampang Airport49 mi away
- PYY · Mae Hong Son Airport54 mi away
- HGN · Mae Hong Son Airport74 mi away
- PRH · Phrae Airport90 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 CNX from CPR?
The flight distance from Chiang Mai (CNX) to Casper (CPR) is 7,879 miles (12,680 km, 6,847 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CNX to CPR?
A nonstop flight takes about 15h 55m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from CNX to CPR?
Nonstop service on CNX–CPR depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 15h 55m nonstop estimate.
What is the time difference between Chiang Mai and Casper?
Casper is 13 hours behind Chiang Mai.
What is the cheapest way to fly from CNX to CPR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CNX–CPR that never appear on search engines, with no booking fees.
Why are some CNX to CPR fares phone-only?
Consolidator contracts let us sell certain CNX–CPR tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.