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

The distance between Ontario (Ontario International Airport) and Rochester (Greater Rochester International Airport) is 2227 miles / 3584 kilometers / 1935 nautical miles.

The driving distance from Ontario (ONT) to Rochester (ROC) is 2560 miles / 4120 kilometers, and travel time by car is about 45 hours 37 minutes.

Distance from Ontario to Rochester

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

Vincenty's formula (applied above)

• 2227.061 miles
• 3584.107 kilometers
• 1935.263 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

• 2222.405 miles
• 3576.615 kilometers
• 1931.217 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 Rochester?

The estimated flight time from Ontario International Airport to Greater Rochester International Airport is 4 hours and 42 minutes.

What is the time difference between Ontario and Rochester?

The time difference between Ontario and Rochester is 3 hours. Rochester is 3 hours ahead of Ontario.

Flight carbon footprint between Ontario International Airport (ONT) and Greater Rochester International Airport (ROC)

On average, flying from Ontario to Rochester generates about 244 kg of CO2 per passenger, and 244 kilograms equals 537 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Ontario to Rochester

See the map of the shortest flight path between Ontario International Airport (ONT) and Greater Rochester International Airport (ROC).

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	Greater Rochester International Airport
City:	Rochester, NY
Country:	United States
IATA Code:	ROC
ICAO Code:	KROC
Coordinates:	43°7′8″N, 77°40′20″W