Flight Don Mueang International Airport departs from Bangkok Don Mueang International Airport at 06:40 and arrives at Hat Yai Hat Yai International Airport at 08:05.
The flighttime is about 1h 25m. The distance travelled ("as the bird flies"): 143 Km. So the average speed is roughly 101 Km.
The best day to arrive at Bangkok is Saturday and it would be best to avoid Wednesday, as prices are on average 98.13% higher than on Saturday. (Average prices, based on 3161634 datapoints.)
We have a lot more statistics for flights FD 3102 and between Bangkok and Hat Yai.