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Chicago–Changzhou | ORD–CZX
Calculations with different methods
- 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).
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.
Chicago to Changzhou flight map.
Frequent Flyer Miles Calculator
Chicago (ORD) → Changzhou (CZX).