Flight Changi Airport departs from Singapore Changi Airport at 15:25 and arrives at Kuala Lumpur Kuala Lumpur International Airport at 16:25.
The flighttime is about 1h 00m. The distance travelled ("as the bird flies"): 256 Km. So the average speed is roughly 256 Km.
The best day to arrive at Singapore is Tuesday and it would be best to avoid Sunday, as prices are on average 71.18% higher than on Tuesday. (Average prices, based on 80537337 datapoints.)
We have a lot more statistics for flights SQ 116 and between Singapore and Kuala Lumpur.