Flight Changi Airport departs from Singapore Changi Airport at 19:50 and arrives at Manila Ninoy Aquino International Airport at 23:45.
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 Wednesday and it would be best to avoid Friday, as prices are on average 125.66% higher than on Wednesday. (Average prices, based on 8839262 datapoints.)
We have a lot more statistics for flights SQ 5058 and between Singapore and Manila.