Air Miles Calculator

Distance between Casper, WY (CPR) and Cheyenne, WY (CYS)

Flight distance from Casper to Cheyenne (Casper–Natrona County International Airport – Cheyenne Regional Airport) is 148 miles / 238 kilometers / 128 nautical miles. Estimated flight time is 46 minutes.

Driving distance from Casper (CPR) to Cheyenne (CYS) is 187 miles / 301 kilometers and travel time by car is about 3 hours 0 minutes.

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

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

How far is Cheyenne from Casper?

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

Vincenty's formula (applied above)
  • 147.818 miles
  • 237.890 kilometers
  • 128.450 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
  • 147.798 miles
  • 237.858 kilometers
  • 128.433 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 Cheyenne Regional Airport
City: Cheyenne, WY
Country: United States Flag of United States
IATA Code: CYS
ICAO Code: KCYS
Coordinates: 41°9′20″N, 104°48′43″W

Time difference and current local times

There is no time difference between Casper and Cheyenne.

Time Difference

Casper, WY

 MDT

Cheyenne, WY

 MDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 47 kg (103 pounds).

Frequent Flyer Miles Calculator

Casper (CPR) → Cheyenne (CYS).

Distance:
148
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
148

Round trip?