Air Miles Calculator

Distance between Casper, WY (CPR) and Chicago, IL (MDW)

Flight distance from Casper to Chicago (Casper–Natrona County International Airport – Chicago Midway International Airport) is 959 miles / 1544 kilometers / 834 nautical miles. Estimated flight time is 2 hours 18 minutes.

Driving distance from Casper (CPR) to Chicago (MDW) is 1144 miles / 1841 kilometers and travel time by car is about 18 hours 55 minutes.

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

Shortest flight path between Casper–Natrona County International Airport (CPR) and Chicago Midway International Airport (MDW).

How far is Chicago from Casper?

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

Vincenty's formula (applied above)
  • 959.178 miles
  • 1543.647 kilometers
  • 833.503 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
  • 956.672 miles
  • 1539.615 kilometers
  • 831.326 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 Chicago Midway International Airport
City: Chicago, IL
Country: United States Flag of United States
IATA Code: MDW
ICAO Code: KMDW
Coordinates: 41°47′9″N, 87°45′8″W

Time difference and current local times

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

Time Difference

Casper, WY

 MST

Chicago, IL

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 148 kg (326 pounds).

Frequent Flyer Miles Calculator

Casper (CPR) → Chicago (MDW).

Distance:
959
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
959

Round trip?