Flight Suvarnabhumi Airport departs from Bangkok Suvarnabhumi Airport at 14:10 and arrives at Krabi Krabi International Airport at 15:35.
The flighttime is about 1h 25m. The distance travelled ("as the bird flies"): 223 Km. So the average speed is roughly 157 Km.
The best day to arrive at Bangkok is Saturday and it would be best to avoid Tuesday, as prices are on average 102.79% higher than on Saturday. (Average prices, based on 1759451 datapoints.)
We have a lot more statistics for flights FD 4400 and between Bangkok and Krabi.
