How far is Kona, HI, from Ontario, CA?

The distance between Ontario (Ontario International Airport) and Kona (Kona International Airport) is 2551 miles / 4105 kilometers / 2217 nautical miles.

Distance from Ontario to Kona

There are several ways to calculate the distance from Ontario to Kona. Here are two standard methods:

Vincenty's formula (applied above)

• 2550.811 miles
• 4105.132 kilometers
• 2216.594 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

• 2548.240 miles
• 4100.995 kilometers
• 2214.360 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 Ontario to Kona?

The estimated flight time from Ontario International Airport to Kona International Airport is 5 hours and 19 minutes.

What is the time difference between Ontario and Kona?

The time difference between Ontario and Kona is 2 hours. Kona is 2 hours behind Ontario.

Flight carbon footprint between Ontario International Airport (ONT) and Kona International Airport (KOA)

On average, flying from Ontario to Kona generates about 281 kg of CO2 per passenger, and 281 kilograms equals 620 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Ontario to Kona

See the map of the shortest flight path between Ontario International Airport (ONT) and Kona International Airport (KOA).

Airport information

Origin	Ontario International Airport
City:	Ontario, CA
Country:	United States
IATA Code:	ONT
ICAO Code:	KONT
Coordinates:	34°3′21″N, 117°36′3″W

Destination	Kona International Airport
City:	Kona, HI
Country:	United States
IATA Code:	KOA
ICAO Code:	PHKO
Coordinates:	19°44′19″N, 156°2′45″W