Map of flight path and driving directions from Hat Yai to Chiang Mai.
Shortest flight path between Hat Yai International Airport (HDY) and Chiang Mai International Airport (CNX).
How far is Chiang Mai from Hat Yai?
There are several ways to calculate distances between Hat Yai and Chiang Mai. Here are two common methods:Vincenty's formula (applied above)
- 819.167 miles
- 1318.321 kilometers
- 711.836 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
- 823.258 miles
- 1324.906 kilometers
- 715.392 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).
Time difference and current local times
There is no time difference between Hat Yai and Chiang Mai.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 137 kg (301 pounds).
Frequent Flyer Miles Calculator
Hat Yai (HDY) → Chiang Mai (CNX).