Air Miles Calculator

Distance between Casper, WY (CPR) and Hilo, HI (ITO)

Flight distance from Casper to Hilo (Casper–Natrona County International Airport – Hilo International Airport) is 3229 miles / 5197 kilometers / 2806 nautical miles. Estimated flight time is 6 hours 36 minutes.

Map of flight path from Casper to Hilo.

Shortest flight path between Casper–Natrona County International Airport (CPR) and Hilo International Airport (ITO).

How far is Hilo from Casper?

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

Vincenty's formula (applied above)
  • 3229.155 miles
  • 5196.821 kilometers
  • 2806.059 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
  • 3226.484 miles
  • 5192.523 kilometers
  • 2803.738 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 Hilo International Airport
City: Hilo, HI
Country: United States Flag of United States
IATA Code: ITO
ICAO Code: PHTO
Coordinates: 19°43′17″N, 155°2′52″W

Time difference and current local times

The time difference between Casper and Hilo is 3 hours. Hilo is 3 hours behind Casper.

Time Difference

Casper, WY

 MST

Hilo, HI

 HST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 362 kg (797 pounds).

Frequent Flyer Miles Calculator

Casper (CPR) → Hilo (ITO).

Distance:
3229
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
3229

Round trip?