Map of flight path from Chicago to Brussels.
Shortest flight path between Chicago O'Hare International Airport (ORD) and Brussels Airport (BRU).
How far is Brussels from Chicago?
There are several ways to calculate distances between Chicago and Brussels. Here are two common methods:Vincenty's formula (applied above)
- 4159.311 miles
- 6693.762 kilometers
- 3614.342 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.Haversine formula
- 4147.768 miles
- 6675.185 kilometers
- 3604.312 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).
Time difference and current local times
The time difference between Chicago and Brussels is 7 hours. Brussels is 7 hours ahead of Chicago.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 476 kg (1 050 pounds).
Frequent Flyer Miles Calculator
Chicago (ORD) → Brussels (BRU).