Flight Samui International Airport departs from Koh Samui Samui International Airport at 16:25 and arrives at Singapore Changi Airport at 19:20.
The flighttime is about 1h 55m. The distance travelled ("as the bird flies"): 475 Km. So the average speed is roughly 248 Km.
There is an 1 hour time difference between Koh Samui and Singapore
The best day to arrive at Koh Samui is Monday and it would be best to avoid Saturday, as prices are on average 165.75% higher than on Monday. (Average prices, based on 2161114 datapoints.)
We have a lot more statistics for flights PG 961 and between Koh Samui and Singapore.