Flight Pudong International Airport departs from Shanghai Pudong International Airport at 17:45 and arrives at Phuket Phuket International Airport at 22:45.
The flighttime is about 6h 00m. The distance travelled ("as the bird flies"): 2707 Km. So the average speed is roughly 451 Km.
There is an 1 hour time difference between Shanghai and Phuket