How far is Decatur, IL, from Rome?

The distance between Rome (Leonardo da Vinci–Fiumicino Airport) and Decatur (Decatur Airport) is 4955 miles / 7975 kilometers / 4306 nautical miles.

Distance from Rome to Decatur

There are several ways to calculate the distance from Rome to Decatur. Here are two standard methods:

Vincenty's formula (applied above)

• 4955.368 miles
• 7974.891 kilometers
• 4306.097 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

• 4942.964 miles
• 7954.929 kilometers
• 4295.318 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 Rome to Decatur?

The estimated flight time from Leonardo da Vinci–Fiumicino Airport to Decatur Airport is 9 hours and 52 minutes.

What is the time difference between Rome and Decatur?

The time difference between Rome and Decatur is 7 hours. Decatur is 7 hours behind Rome.

Flight carbon footprint between Leonardo da Vinci–Fiumicino Airport (FCO) and Decatur Airport (DEC)

On average, flying from Rome to Decatur generates about 578 kg of CO2 per passenger, and 578 kilograms equals 1 274 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Rome to Decatur

See the map of the shortest flight path between Leonardo da Vinci–Fiumicino Airport (FCO) and Decatur Airport (DEC).

Airport information

Origin	Leonardo da Vinci–Fiumicino Airport
City:	Rome
Country:	Italy
IATA Code:	FCO
ICAO Code:	LIRF
Coordinates:	41°48′16″N, 12°15′2″E

Destination	Decatur Airport
City:	Decatur, IL
Country:	United States
IATA Code:	DEC
ICAO Code:	KDEC
Coordinates:	39°50′4″N, 88°51′56″W