How far is Chiang Mai from Simao?
The distance between Simao (Pu'er Simao Airport) and Chiang Mai (Chiang Mai International Airport) is 306 miles / 492 kilometers / 266 nautical miles.
The driving distance from Simao (SYM) to Chiang Mai (CNX) is 409 miles / 659 kilometers, and travel time by car is about 9 hours 59 minutes.
Pu'er Simao Airport – Chiang Mai International Airport
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Distance from Simao to Chiang Mai
There are several ways to calculate the distance from Simao to Chiang Mai. Here are two standard methods:
Vincenty's formula (applied above)- 305.620 miles
- 491.848 kilometers
- 265.577 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- 306.627 miles
- 493.468 kilometers
- 266.451 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 Simao to Chiang Mai?
The estimated flight time from Pu'er Simao Airport to Chiang Mai International Airport is 1 hour and 4 minutes.
What is the time difference between Simao and Chiang Mai?
The time difference between Simao and Chiang Mai is 1 hour. Chiang Mai is 1 hour behind Simao.
Flight carbon footprint between Pu'er Simao Airport (SYM) and Chiang Mai International Airport (CNX)
On average, flying from Simao to Chiang Mai generates about 70 kg of CO2 per passenger, and 70 kilograms equals 154 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Simao to Chiang Mai
See the map of the shortest flight path between Pu'er Simao Airport (SYM) and Chiang Mai International Airport (CNX).
Airport information
| Origin | Pu'er Simao Airport |
|---|---|
| City: | Simao |
| Country: | China  |
| IATA Code: | SYM |
| ICAO Code: | ZPSM |
| Coordinates: | 22°47′35″N, 100°57′32″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 |