Flight Changi Airport departs from Singapore Changi Airport at 13:30 and arrives at Manila Ninoy Aquino International Airport at 17:25.
The flighttime is about 3h 55m. The distance travelled ("as the bird flies"): 1963 Km. So the average speed is roughly 501 Km.
The best day to arrive at Singapore is Tuesday and it would be best to avoid Monday, as prices are on average 46.95% higher than on Tuesday. (Average prices, based on 8738900 datapoints.)
We have a lot more statistics for flights SQ 916 and between Singapore and Manila.