Flight Don Mueang International Airport departs from Bangkok Don Mueang International Airport at 11:20 and arrives at Phuket Phuket International Airport at 12:45.
The flighttime is about 1h 25m. The distance travelled ("as the bird flies"): 276 Km. So the average speed is roughly 195 Km.
The best day to arrive at Bangkok is Saturday and it would be best to avoid Wednesday, as prices are on average 96.42% higher than on Saturday. (Average prices, based on 32982741 datapoints.)
We have a lot more statistics for flights SL 1770 and between Bangkok and Phuket.