Air Miles Calculator

Distance between Casper, WY (CPR) and Champaign, IL (CMI)

Flight distance from Casper to Champaign (Casper–Natrona County International Airport – University of Illinois Willard Airport) is 962 miles / 1549 kilometers / 836 nautical miles. Estimated flight time is 2 hours 19 minutes.

Driving distance from Casper (CPR) to Champaign (CMI) is 1149 miles / 1849 kilometers and travel time by car is about 19 hours 13 minutes.

Map of flight path and driving directions from Casper to Champaign.

Shortest flight path between Casper–Natrona County International Airport (CPR) and University of Illinois Willard Airport (CMI).

How far is Champaign from Casper?

There are several ways to calculate distances between Casper and Champaign. Here are two common methods:

Vincenty's formula (applied above)
  • 962.412 miles
  • 1548.852 kilometers
  • 836.313 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
  • 960.078 miles
  • 1545.096 kilometers
  • 834.285 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).

Airport information


A Casper–Natrona County International Airport
City: Casper, WY
Country: United States Flag of United States
IATA Code: CPR
ICAO Code: KCPR
Coordinates: 42°54′28″N, 106°27′50″W

B University of Illinois Willard Airport
City: Champaign, IL
Country: United States Flag of United States
IATA Code: CMI
ICAO Code: KCMI
Coordinates: 40°2′21″N, 88°16′41″W

Time difference and current local times

The time difference between Casper and Champaign is 1 hour. Champaign is 1 hour ahead of Casper.

Time Difference

Casper, WY

 MST

Champaign, IL

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 148 kg (327 pounds).

Frequent Flyer Miles Calculator

Casper (CPR) → Champaign (CMI).

Distance:
962
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
962

Round trip?