How far is Chiang Mai from Heho?

The distance between Heho (Heho Airport) and Chiang Mai (Chiang Mai International Airport) is 196 miles / 316 kilometers / 171 nautical miles.

The driving distance from Heho (HEH) to Chiang Mai (CNX) is 559 miles / 900 kilometers, and travel time by car is about 11 hours 46 minutes.

Distance from Heho to Chiang Mai

There are several ways to calculate the distance from Heho to Chiang Mai. Here are two standard methods:

Vincenty's formula (applied above)

• 196.297 miles
• 315.910 kilometers
• 170.578 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.

Haversine formula

• 196.567 miles
• 316.344 kilometers
• 170.812 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).

How long does it take to fly from Heho to Chiang Mai?

The estimated flight time from Heho Airport to Chiang Mai International Airport is 52 minutes.

What is the time difference between Heho and Chiang Mai?

The time difference between Heho and Chiang Mai is 30 minutes. Chiang Mai is 30 minutes ahead of Heho.

Flight carbon footprint between Heho Airport (HEH) and Chiang Mai International Airport (CNX)

On average, flying from Heho to Chiang Mai generates about 54 kg of CO2 per passenger, and 54 kilograms equals 119 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Heho to Chiang Mai

See the map of the shortest flight path between Heho Airport (HEH) and Chiang Mai International Airport (CNX).

Airport information

Origin	Heho Airport
City:	Heho
Country:	Burma
IATA Code:	HEH
ICAO Code:	VYHH
Coordinates:	20°44′49″N, 96°47′31″E

Destination	Chiang Mai International Airport
City:	Chiang Mai
Country:	Thailand
IATA Code:	CNX
ICAO Code:	VTCC
Coordinates:	18°46′0″N, 98°57′45″E