How far is Tours from Chicago, IL?

The distance between Chicago (Chicago O'Hare International Airport) and Tours (Tours Val de Loire Airport) is 4136 miles / 6656 kilometers / 3594 nautical miles.

Distance from Chicago to Tours

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

Vincenty's formula (applied above)

• 4135.817 miles
• 6655.953 kilometers
• 3593.927 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

• 4124.558 miles
• 6637.833 kilometers
• 3584.143 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 Tours?

The estimated flight time from Chicago O'Hare International Airport to Tours Val de Loire Airport is 8 hours and 19 minutes.

What is the time difference between Chicago and Tours?

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

Flight carbon footprint between Chicago O'Hare International Airport (ORD) and Tours Val de Loire Airport (TUF)

On average, flying from Chicago to Tours generates about 473 kg of CO2 per passenger, and 473 kilograms equals 1 044 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Chicago to Tours

See the map of the shortest flight path between Chicago O'Hare International Airport (ORD) and Tours Val de Loire Airport (TUF).

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	Tours Val de Loire Airport
City:	Tours
Country:	France
IATA Code:	TUF
ICAO Code:	LFOT
Coordinates:	47°25′55″N, 0°43′39″E