How far is Chicago, IL, from Rome?

The distance between Rome (Leonardo da Vinci–Fiumicino Airport) and Chicago (Chicago Midway International Airport) is 4825 miles / 7765 kilometers / 4193 nautical miles.

Distance from Rome to Chicago

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

Vincenty's formula (applied above)

• 4825.238 miles
• 7765.468 kilometers
• 4193.017 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

• 4812.855 miles
• 7745.539 kilometers
• 4182.257 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 Chicago?

The estimated flight time from Leonardo da Vinci–Fiumicino Airport to Chicago Midway International Airport is 9 hours and 38 minutes.

What is the time difference between Rome and Chicago?

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

Flight carbon footprint between Leonardo da Vinci–Fiumicino Airport (FCO) and Chicago Midway International Airport (MDW)

On average, flying from Rome to Chicago generates about 561 kg of CO2 per passenger, and 561 kilograms equals 1 237 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Rome to Chicago

See the map of the shortest flight path between Leonardo da Vinci–Fiumicino Airport (FCO) and Chicago Midway International Airport (MDW).

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	Chicago Midway International Airport
City:	Chicago, IL
Country:	United States
IATA Code:	MDW
ICAO Code:	KMDW
Coordinates:	41°47′9″N, 87°45′8″W