Flight Phuket International Airport departs from Phuket Phuket International Airport at 11:40 and arrives at Singapore Changi Airport at 14:55.
The flighttime is about 2h 15m. The distance travelled ("as the bird flies"): 646 Km. So the average speed is roughly 287 Km.
There is an 1 hour time difference between Phuket and Singapore
The best day to arrive at Phuket is Wednesday and it would be best to avoid Thursday, as prices are on average 130% higher than on Wednesday. (Average prices, based on 402681 datapoints.)
We have a lot more statistics for flights SQ 727 and between Phuket and Singapore.