# Distance between Casper, WY (CPR) and Laramie, WY (LAR)

Flight distance from Casper to Laramie (Casper–Natrona County International Airport – Laramie Regional Airport) is 117 miles / 189 kilometers / 102 nautical miles. Estimated flight time is 43 minutes.

Driving distance from Casper (CPR) to Laramie (LAR) is 157 miles / 252 kilometers and travel time by car is about 3 hours 32 minutes.

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

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

## How far is Laramie from Casper?

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

Vincenty's formula (applied above)
• 117.372 miles
• 188.893 kilometers
• 101.994 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
• 117.447 miles
• 189.013 kilometers
• 102.059 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 Laramie Regional Airport
City: Laramie, WY
Country: United States
IATA Code: LAR
ICAO Code: KLAR
Coordinates: 41°18′43″N, 105°40′30″W

## Time difference and current local times

There is no time difference between Casper and Laramie.

MDT

MDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 42 kg (93 pounds).

## Frequent Flyer Miles Calculator

Casper (CPR) → Laramie (LAR).

Distance:
117
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
117

Round trip?