Calculations with different methods
- 276.464 miles
- 444.925 kilometers
- 240.240 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
- 276.601 miles
- 445.146 kilometers
- 240.359 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 Haikou Meilan International Airport (HAK) is 1 hour 1 minutes.
Time difference and current local times
There is no time difference between Hong Kong and Haikou.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 64 kg (141 pounds).
Hong Kong to Haikou flight map.
Frequent Flyer Miles Calculator
Hong Kong (HKG) → Haikou (HAK).