Flight Hat Yai International Airport departs from Hat Yai Hat Yai International Airport at 20:40 and arrives at Bangkok Suvarnabhumi Airport at 22:15.
The flighttime is about 1h 35m. The distance travelled ("as the bird flies"): 143 Km. So the average speed is roughly 90 Km.
The best day to arrive at Hat Yai is Thursday and it would be best to avoid Friday, as prices are on average 548.25% higher than on Thursday. (Average prices, based on 286671 datapoints.)
We have a lot more statistics for flights TG 268 and between Hat Yai and Bangkok.