Calculations with different methods
- 407.091 miles
- 655.150 kilometers
- 353.753 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
- 408.601 miles
- 657.580 kilometers
- 355.065 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).
Estimated flight time from Hong Kong International Airport (HKG) to Changsha Huanghua International Airport (CSX) is 1 hour 16 minutes.
Time difference and current local times
There is no time difference between Hong Kong and Changsha.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 81 kg (178 pounds).
Hong Kong to Changsha flight map.
Frequent Flyer Miles Calculator
Hong Kong (HKG) → Changsha (CSX).