How far is Udon Thani from Simao?
The distance between Simao (Pu'er Simao Airport) and Udon Thani (Udon Thani International Airport) is 390 miles / 628 kilometers / 339 nautical miles.
The driving distance from Simao (SYM) to Udon Thani (UTH) is 590 miles / 950 kilometers, and travel time by car is about 12 hours 2 minutes.
Pu'er Simao Airport – Udon Thani International Airport
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Distance from Simao to Udon Thani
There are several ways to calculate the distance from Simao to Udon Thani. Here are two standard methods:
Vincenty's formula (applied above)- 390.450 miles
- 628.369 kilometers
- 339.292 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- 391.961 miles
- 630.801 kilometers
- 340.605 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 Udon Thani?
The estimated flight time from Pu'er Simao Airport to Udon Thani International Airport is 1 hour and 14 minutes.
What is the time difference between Simao and Udon Thani?
The time difference between Simao and Udon Thani is 1 hour. Udon Thani is 1 hour behind Simao.
Flight carbon footprint between Pu'er Simao Airport (SYM) and Udon Thani International Airport (UTH)
On average, flying from Simao to Udon Thani generates about 82 kg of CO2 per passenger, and 82 kilograms equals 182 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 Udon Thani
See the map of the shortest flight path between Pu'er Simao Airport (SYM) and Udon Thani International Airport (UTH).
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 | Udon Thani International Airport |
|---|---|
| City: | Udon Thani |
| Country: | Thailand  |
| IATA Code: | UTH |
| ICAO Code: | VTUD |
| Coordinates: | 17°23′11″N, 102°47′16″E |