Flight Suvarnabhumi Airport departs from Bangkok Suvarnabhumi Airport at 10:20 and arrives at Phuket Phuket International Airport at 11:45.
The flighttime is about 1h 25m. The distance travelled ("as the bird flies"): 290 Km. So the average speed is roughly 205 Km.
The best day to arrive at Bangkok is Tuesday and it would be best to avoid Friday, as prices are on average 18.23% higher than on Tuesday. (Average prices, based on 20823621 datapoints.)
This graph shows the distribution of prices found in the past years for this flight. (Average prices, based on 623 datapoints.)
We have a lot more statistics for flights WE 281 and between Bangkok and Phuket.