Flight Phuket International Airport departs from Phuket Phuket International Airport at 15:05 and arrives at Singapore Changi Airport at 18:10.
The flighttime is about 2h 05m. The distance travelled ("as the bird flies"): 646 Km. So the average speed is roughly 310 Km.
There is an 1 hour time difference between Phuket and Singapore
The best day to arrive at Phuket is Saturday and it would be best to avoid Sunday, as prices are on average 184.67% higher than on Saturday. (Average prices, based on 399721 datapoints.)
We have a lot more statistics for flights SQ 731 and between Phuket and Singapore.