Flight Changi Airport departs from Singapore Changi Airport at 19:30 and arrives at Kuala Lumpur Kuala Lumpur International Airport at 20:45.
The flighttime is about 1h 15m. The distance travelled ("as the bird flies"): 256 Km. So the average speed is roughly 205 Km.
The best day to arrive at Singapore is Sunday and it would be best to avoid Thursday, as prices are on average 1060.82% higher than on Sunday. (Average prices, based on 93816536 datapoints.)
We have a lot more statistics for flights WY 5613 and between Singapore and Kuala Lumpur.
