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

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

Distance from Casper to Hilo

There are several ways to calculate the distance from Casper to Hilo. 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 Casper to Hilo?

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

What is the time difference between Casper and Hilo?

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

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

On average, flying from Casper to Hilo 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 Casper to Hilo

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

Airport information

Origin	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

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