# Distance between Casper, WY (CPR) and Sault Ste Marie, MI (CIU)

Flight distance from Casper to Sault Ste Marie (Casper–Natrona County International Airport – Chippewa County International Airport) is 1106 miles / 1780 kilometers / 961 nautical miles. Estimated flight time is 2 hours 35 minutes.

Driving distance from Casper (CPR) to Sault Ste Marie (CIU) is 1382 miles / 2224 kilometers and travel time by car is about 24 hours 23 minutes.

## Map of flight path and driving directions from Casper to Sault Ste Marie.

Shortest flight path between Casper–Natrona County International Airport (CPR) and Chippewa County International Airport (CIU).

## How far is Sault Ste Marie from Casper?

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

Vincenty's formula (applied above)
• 1105.742 miles
• 1779.519 kilometers
• 960.863 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
• 1102.849 miles
• 1774.863 kilometers
• 958.349 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
IATA Code: CPR
ICAO Code: KCPR
Coordinates: 42°54′28″N, 106°27′50″W

B Chippewa County International Airport
City: Sault Ste Marie, MI
Country: United States
IATA Code: CIU
ICAO Code: KCIU
Coordinates: 46°15′2″N, 84°28′20″W

## Time difference and current local times

The time difference between Casper and Sault Ste Marie is 2 hours. Sault Ste Marie is 2 hours ahead of Casper.

MST

EST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 157 kg (346 pounds).

## Frequent Flyer Miles Calculator

Casper (CPR) → Sault Ste Marie (CIU).

Distance:
1106
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1106

Round trip?