How far is Changzhou from Chicago?
There are several ways to calculate distances between Chicago and Changzhou. Here are two common methods:Vincenty's formula (applied above)
- 7050.756 miles
- 11347.092 kilometers
- 6126.939 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
- 7036.197 miles
- 11323.662 kilometers
- 6114.288 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).
Estimated flight time from O'Hare International Airport (ORD) to Changzhou Benniu Airport (CZX) is 13 hours 50 minutes.
Time difference and current local times
The time difference between Chicago and Changzhou is 13 hours. Changzhou is 13 hours ahead of Chicago.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 871 kg (1 921 pounds).
Chicago to Changzhou flight path
Shortest flight path between O'Hare International Airport (ORD) and Changzhou Benniu Airport (CZX).
Frequent Flyer Miles Calculator
Chicago (ORD) → Changzhou (CZX).