How far is Ontario, CA, from Florence?

The distance between Florence (Florence Airport) and Ontario (Ontario International Airport) is 6181 miles / 9947 kilometers / 5371 nautical miles.

Distance from Florence to Ontario

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

Vincenty's formula (applied above)

• 6181.010 miles
• 9947.371 kilometers
• 5371.151 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

• 6166.964 miles
• 9924.766 kilometers
• 5358.945 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 Florence to Ontario?

The estimated flight time from Florence Airport to Ontario International Airport is 12 hours and 12 minutes.

What is the time difference between Florence and Ontario?

The time difference between Florence and Ontario is 9 hours. Ontario is 9 hours behind Florence.

Flight carbon footprint between Florence Airport (FLR) and Ontario International Airport (ONT)

On average, flying from Florence to Ontario generates about 741 kg of CO2 per passenger, and 741 kilograms equals 1 634 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Florence to Ontario

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

Airport information

Origin	Florence Airport
City:	Florence
Country:	Italy
IATA Code:	FLR
ICAO Code:	LIRQ
Coordinates:	43°48′36″N, 11°12′18″E

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