Flight Phuket International Airport departs from Phuket Phuket International Airport at 17:55 and arrives at Kunming Wujiaba International Airport at 22:10.
The flighttime is about 3h 15m. The distance travelled ("as the bird flies"): 595 Km. So the average speed is roughly 183 Km.
There is an 1 hour time difference between Phuket and Kunming