Calculations with different methods
- 793.662 miles
- 1277.276 kilometers
- 689.674 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
- 796.117 miles
- 1281.226 kilometers
- 691.806 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).
Estimated flight time from Haikou Meilan International Airport (HAK) to Nanchong Gaoping Airport (NAO) is 2 hours 0 minutes.
Time difference and current local times
There is no time difference between Haikou and Nanchong.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 121 kg (268 pounds).
Haikou to Nanchong flight map.
Frequent Flyer Miles Calculator
Haikou (HAK) → Nanchong (NAO).