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CMI to CPR: distance & flight time
Champaign (University of Illinois Willard Airport) → Casper (Casper-Natrona County International Airport)
960 mi
1,545 km · 834 nm
2h 33m
estimated nonstop flight time
-1h
time difference · heading west
See live CMI→CPR fares Phone-only fares on this route — call free
Flight time details
960 miles nonstop takes roughly 2h 33m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- CMI — University of Illinois Willard Airport · Champaign, United States
- 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 CMI
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 CMI from CPR?
The flight distance from Champaign (CMI) to Casper (CPR) is 960 miles (1,545 km, 834 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CMI to CPR?
A nonstop flight takes about 2h 33m 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 Champaign and Casper?
Casper is 1 hour behind Champaign.
What is the cheapest way to fly from CMI to CPR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CMI–CPR that never appear on search engines, with no booking fees.