# Distance between Casper, WY (CPR) and Pierre, SD (PIR)

Flight distance from Casper to Pierre (Casper–Natrona County International Airport – Pierre Regional Airport) is 326 miles / 525 kilometers / 283 nautical miles. Estimated flight time is 1 hour 7 minutes.

Driving distance from Casper (CPR) to Pierre (PIR) is 452 miles / 727 kilometers and travel time by car is about 7 hours 40 minutes.

## Map of flight path and driving directions from Casper to Pierre.

Shortest flight path between Casper–Natrona County International Airport (CPR) and Pierre Regional Airport (PIR).

## How far is Pierre from Casper?

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

Vincenty's formula (applied above)
• 325.931 miles
• 524.536 kilometers
• 283.227 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
• 325.160 miles
• 523.294 kilometers
• 282.556 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 Pierre Regional Airport
City: Pierre, SD
Country: United States
IATA Code: PIR
ICAO Code: KPIR
Coordinates: 44°22′57″N, 100°17′9″W

## Time difference and current local times

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

MDT

CDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 73 kg (161 pounds).

## Frequent Flyer Miles Calculator

Casper (CPR) → Pierre (PIR).

Distance:
326
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
326

Round trip?