How far is Hilo, HI, from Great Falls, MT?

The distance between Great Falls (Great Falls International Airport) and Hilo (Hilo International Airport) is 3101 miles / 4990 kilometers / 2694 nautical miles.

Distance from Great Falls to Hilo

There are several ways to calculate the distance from Great Falls to Hilo. Here are two standard methods:

Vincenty's formula (applied above)

• 3100.698 miles
• 4990.089 kilometers
• 2694.433 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

• 3099.518 miles
• 4988.190 kilometers
• 2693.407 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 Great Falls to Hilo?

The estimated flight time from Great Falls International Airport to Hilo International Airport is 6 hours and 22 minutes.

What is the time difference between Great Falls and Hilo?

The time difference between Great Falls and Hilo is 3 hours. Hilo is 3 hours behind Great Falls.

Flight carbon footprint between Great Falls International Airport (GTF) and Hilo International Airport (ITO)

On average, flying from Great Falls to Hilo generates about 346 kg of CO2 per passenger, and 346 kilograms equals 763 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Great Falls to Hilo

See the map of the shortest flight path between Great Falls International Airport (GTF) and Hilo International Airport (ITO).

Airport information

Origin	Great Falls International Airport
City:	Great Falls, MT
Country:	United States
IATA Code:	GTF
ICAO Code:	KGTF
Coordinates:	47°28′55″N, 111°22′15″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