# Distance between Casper, WY (CPR) and Lahaina, HI (JHM)

Flight distance from Casper to Lahaina (Casper–Natrona County International Airport – Kapalua Airport) is 3254 miles / 5237 kilometers / 2828 nautical miles. Estimated flight time is 6 hours 39 minutes.

## Map of flight path from Casper to Lahaina.

Shortest flight path between Casper–Natrona County International Airport (CPR) and Kapalua Airport (JHM).

## How far is Lahaina from Casper?

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

Vincenty's formula (applied above)
• 3254.424 miles
• 5237.488 kilometers
• 2828.018 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
• 3251.137 miles
• 5232.197 kilometers
• 2825.160 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 Kapalua Airport
City: Lahaina, HI
Country: United States
IATA Code: JHM
ICAO Code: PHJH
Coordinates: 20°57′46″N, 156°40′22″W

## Time difference and current local times

The time difference between Casper and Lahaina is 4 hours. Lahaina is 4 hours behind Casper.

MDT

HST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 365 kg (804 pounds).

## Frequent Flyer Miles Calculator

Casper (CPR) → Lahaina (JHM).

Distance:
3254
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
3254

Round trip?