Flight Changi Airport departs from Singapore Changi Airport at 14:40 and arrives at Manila Ninoy Aquino International Airport at 18:40.
The flighttime is about 4h 00m. The distance travelled ("as the bird flies"): 1963 Km. So the average speed is roughly 491 Km.
The best day to arrive at Singapore is Tuesday and it would be best to avoid Wednesday, as prices are on average 251.5% higher than on Tuesday. (Average prices, based on 11229617 datapoints.)
We have a lot more statistics for flights SQ 8594 and between Singapore and Manila.
