How far is Hilo, HI, from Westerly, RI?

The distance between Westerly (Westerly State Airport) and Hilo (Hilo International Airport) is 4995 miles / 8038 kilometers / 4340 nautical miles.

Distance from Westerly to Hilo

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

Vincenty's formula (applied above)

• 4994.597 miles
• 8038.025 kilometers
• 4340.186 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

• 4987.029 miles
• 8025.845 kilometers
• 4333.609 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 Westerly to Hilo?

The estimated flight time from Westerly State Airport to Hilo International Airport is 9 hours and 57 minutes.

What is the time difference between Westerly and Hilo?

The time difference between Westerly and Hilo is 5 hours. Hilo is 5 hours behind Westerly.

Flight carbon footprint between Westerly State Airport (WST) and Hilo International Airport (ITO)

On average, flying from Westerly to Hilo generates about 583 kg of CO2 per passenger, and 583 kilograms equals 1 286 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Westerly to Hilo

See the map of the shortest flight path between Westerly State Airport (WST) and Hilo International Airport (ITO).

Airport information

Origin	Westerly State Airport
City:	Westerly, RI
Country:	United States
IATA Code:	WST
ICAO Code:	KWST
Coordinates:	41°20′58″N, 71°48′12″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