How far is Watertown, SD, from Hilo, HI?

The distance between Hilo (Hilo International Airport) and Watertown (Watertown Regional Airport) is 3711 miles / 5973 kilometers / 3225 nautical miles.

Distance from Hilo to Watertown

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

Vincenty's formula (applied above)

• 3711.406 miles
• 5972.930 kilometers
• 3225.124 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

• 3707.608 miles
• 5966.816 kilometers
• 3221.823 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 Watertown?

The estimated flight time from Hilo International Airport to Watertown Regional Airport is 7 hours and 31 minutes.

What is the time difference between Hilo and Watertown?

The time difference between Hilo and Watertown is 4 hours. Watertown is 4 hours ahead of Hilo.

Flight carbon footprint between Hilo International Airport (ITO) and Watertown Regional Airport (ATY)

On average, flying from Hilo to Watertown generates about 421 kg of CO2 per passenger, and 421 kilograms equals 927 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Hilo to Watertown

See the map of the shortest flight path between Hilo International Airport (ITO) and Watertown Regional Airport (ATY).

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	Watertown Regional Airport
City:	Watertown, SD
Country:	United States
IATA Code:	ATY
ICAO Code:	KATY
Coordinates:	44°54′50″N, 97°9′16″W