How far is Olbia from Rockford, IL?

The distance between Rockford (Chicago Rockford International Airport) and Olbia (Olbia Costa Smeralda Airport) is 4790 miles / 7709 kilometers / 4163 nautical miles.

Distance from Rockford to Olbia

There are several ways to calculate the distance from Rockford to Olbia. Here are two standard methods:

Vincenty's formula (applied above)

• 4790.255 miles
• 7709.168 kilometers
• 4162.618 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

• 4778.030 miles
• 7689.494 kilometers
• 4151.995 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 Rockford to Olbia?

The estimated flight time from Chicago Rockford International Airport to Olbia Costa Smeralda Airport is 9 hours and 34 minutes.

What is the time difference between Rockford and Olbia?

The time difference between Rockford and Olbia is 7 hours. Olbia is 7 hours ahead of Rockford.

Flight carbon footprint between Chicago Rockford International Airport (RFD) and Olbia Costa Smeralda Airport (OLB)

On average, flying from Rockford to Olbia generates about 557 kg of CO2 per passenger, and 557 kilograms equals 1 227 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Rockford to Olbia

See the map of the shortest flight path between Chicago Rockford International Airport (RFD) and Olbia Costa Smeralda Airport (OLB).

Airport information

Origin	Chicago Rockford International Airport
City:	Rockford, IL
Country:	United States
IATA Code:	RFD
ICAO Code:	KRFD
Coordinates:	42°11′43″N, 89°5′49″W

Destination	Olbia Costa Smeralda Airport
City:	Olbia
Country:	Italy
IATA Code:	OLB
ICAO Code:	LIEO
Coordinates:	40°53′55″N, 9°31′3″E