How far is Ontario, CA, from Islip, NY?

The distance between Islip (Long Island MacArthur Airport) and Ontario (Ontario International Airport) is 2464 miles / 3966 kilometers / 2141 nautical miles.

The driving distance from Islip (ISP) to Ontario (ONT) is 2811 miles / 4524 kilometers, and travel time by car is about 49 hours 59 minutes.

Distance from Islip to Ontario

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

Vincenty's formula (applied above)

• 2464.247 miles
• 3965.821 kilometers
• 2141.372 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

• 2458.829 miles
• 3957.101 kilometers
• 2136.664 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 Islip to Ontario?

The estimated flight time from Long Island MacArthur Airport to Ontario International Airport is 5 hours and 9 minutes.

What is the time difference between Islip and Ontario?

The time difference between Islip and Ontario is 3 hours. Ontario is 3 hours behind Islip.

Flight carbon footprint between Long Island MacArthur Airport (ISP) and Ontario International Airport (ONT)

On average, flying from Islip to Ontario generates about 271 kg of CO2 per passenger, and 271 kilograms equals 597 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Islip to Ontario

See the map of the shortest flight path between Long Island MacArthur Airport (ISP) and Ontario International Airport (ONT).

Airport information

Origin	Long Island MacArthur Airport
City:	Islip, NY
Country:	United States
IATA Code:	ISP
ICAO Code:	KISP
Coordinates:	40°47′42″N, 73°6′0″W

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