How far is Paris from Chicago, IL?

The distance between Chicago (Chicago O'Hare International Airport) and Paris (Paris Orly Airport) is 4155 miles / 6687 kilometers / 3611 nautical miles.

Distance from Chicago to Paris

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

Vincenty's formula (applied above)

• 4155.094 miles
• 6686.976 kilometers
• 3610.678 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

• 4143.692 miles
• 6668.626 kilometers
• 3600.770 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 Chicago to Paris?

The estimated flight time from Chicago O'Hare International Airport to Paris Orly Airport is 8 hours and 22 minutes.

What is the time difference between Chicago and Paris?

The time difference between Chicago and Paris is 7 hours. Paris is 7 hours ahead of Chicago.

Flight carbon footprint between Chicago O'Hare International Airport (ORD) and Paris Orly Airport (ORY)

On average, flying from Chicago to Paris generates about 476 kg of CO2 per passenger, and 476 kilograms equals 1 049 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Chicago to Paris

See the map of the shortest flight path between Chicago O'Hare International Airport (ORD) and Paris Orly Airport (ORY).

Airport information

Origin	Chicago O'Hare International Airport
City:	Chicago, IL
Country:	United States
IATA Code:	ORD
ICAO Code:	KORD
Coordinates:	41°58′42″N, 87°54′17″W

Destination	Paris Orly Airport
City:	Paris
Country:	France
IATA Code:	ORY
ICAO Code:	LFPO
Coordinates:	48°43′31″N, 2°21′33″E