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How far is Chiang Mai from Kunming?

The distance between Kunming (Kunming Changshui International Airport) and Chiang Mai (Chiang Mai International Airport) is 492 miles / 792 kilometers / 428 nautical miles.

The driving distance from Kunming (KMG) to Chiang Mai (CNX) is 664 miles / 1068 kilometers, and travel time by car is about 14 hours 37 minutes.

Kunming Changshui International Airport – Chiang Mai International Airport

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492
Miles
Distance arrow
792
Kilometers
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428
Nautical miles

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Distance from Kunming to Chiang Mai

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

Vincenty's formula (applied above)
  • 492.301 miles
  • 792.282 kilometers
  • 427.798 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
  • 493.681 miles
  • 794.502 kilometers
  • 428.997 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 Kunming to Chiang Mai?

The estimated flight time from Kunming Changshui International Airport to Chiang Mai International Airport is 1 hour and 25 minutes.

Flight carbon footprint between Kunming Changshui International Airport (KMG) and Chiang Mai International Airport (CNX)

On average, flying from Kunming to Chiang Mai generates about 97 kg of CO2 per passenger, and 97 kilograms equals 215 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

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

See the map of the shortest flight path between Kunming Changshui International Airport (KMG) and Chiang Mai International Airport (CNX).

Airport information

Origin Kunming Changshui International Airport
City: Kunming
Country: China Flag of China
IATA Code: KMG
ICAO Code: ZPPP
Coordinates: 24°59′32″N, 102°44′38″E
Destination Chiang Mai International Airport
City: Chiang Mai
Country: Thailand Flag of Thailand
IATA Code: CNX
ICAO Code: VTCC
Coordinates: 18°46′0″N, 98°57′45″E

Airlines flying from Kunming (KMG) to Chiang Mai (CNX)

China Eastern Airlines