How far is Lorient from Chicago, IL?

The distance between Chicago (Chicago Midway International Airport) and Lorient (Lorient South Brittany Airport) is 3957 miles / 6368 kilometers / 3438 nautical miles.

Distance from Chicago to Lorient

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

Vincenty's formula (applied above)

• 3956.810 miles
• 6367.869 kilometers
• 3438.374 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

• 3946.045 miles
• 6350.543 kilometers
• 3429.019 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 Lorient?

The estimated flight time from Chicago Midway International Airport to Lorient South Brittany Airport is 7 hours and 59 minutes.

What is the time difference between Chicago and Lorient?

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

Flight carbon footprint between Chicago Midway International Airport (MDW) and Lorient South Brittany Airport (LRT)

On average, flying from Chicago to Lorient generates about 451 kg of CO2 per passenger, and 451 kilograms equals 994 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Chicago to Lorient

See the map of the shortest flight path between Chicago Midway International Airport (MDW) and Lorient South Brittany Airport (LRT).

Airport information

Origin	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

Destination	Lorient South Brittany Airport
City:	Lorient
Country:	France
IATA Code:	LRT
ICAO Code:	LFRH
Coordinates:	47°45′38″N, 3°26′24″W