How far is Brno from Chicago, IL?

The distance between Chicago (Chicago O'Hare International Airport) and Brno (Brno–Tuřany Airport) is 4674 miles / 7521 kilometers / 4061 nautical miles.

Distance from Chicago to Brno

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

Vincenty's formula (applied above)

• 4673.607 miles
• 7521.442 kilometers
• 4061.254 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

• 4660.777 miles
• 7500.793 kilometers
• 4050.104 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 Brno?

The estimated flight time from Chicago O'Hare International Airport to Brno–Tuřany Airport is 9 hours and 20 minutes.

What is the time difference between Chicago and Brno?

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

Flight carbon footprint between Chicago O'Hare International Airport (ORD) and Brno–Tuřany Airport (BRQ)

On average, flying from Chicago to Brno generates about 542 kg of CO2 per passenger, and 542 kilograms equals 1 194 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Chicago to Brno

See the map of the shortest flight path between Chicago O'Hare International Airport (ORD) and Brno–Tuřany Airport (BRQ).

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	Brno–Tuřany Airport
City:	Brno
Country:	Czech Republic
IATA Code:	BRQ
ICAO Code:	LKTB
Coordinates:	49°9′4″N, 16°41′39″E