How far is Casper, WY, from Hilo, HI?

The distance between Hilo (Hilo International Airport) and Casper (Casper–Natrona County International Airport) is 3229 miles / 5197 kilometers / 2806 nautical miles.

Distance from Hilo to Casper

There are several ways to calculate the distance from Hilo to Casper. Here are two standard 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 planet.

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).

How long does it take to fly from Hilo to Casper?

The estimated flight time from Hilo International Airport to Casper–Natrona County International Airport is 6 hours and 36 minutes.

What is the time difference between Hilo and Casper?

The time difference between Hilo and Casper is 3 hours. Casper is 3 hours ahead of Hilo.

Flight carbon footprint between Hilo International Airport (ITO) and Casper–Natrona County International Airport (CPR)

On average, flying from Hilo to Casper generates about 362 kg of CO2 per passenger, and 362 kilograms equals 797 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Hilo to Casper

See the map of the shortest flight path between Hilo International Airport (ITO) and Casper–Natrona County International Airport (CPR).

Airport information

Origin	Hilo International Airport
City:	Hilo, HI
Country:	United States
IATA Code:	ITO
ICAO Code:	PHTO
Coordinates:	19°43′17″N, 155°2′52″W

Destination	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