Flight Clark International Airport departs from Clark Clark International Airport at 10:00 and arrives at Singapore Changi Airport at 13:40.
The flighttime is about 3h 40m. The distance travelled ("as the bird flies"): 1921 Km. So the average speed is roughly 524 Km.
The best day to arrive at Clark is Friday and it would be best to avoid Monday, as prices are on average 2181.49% higher than on Friday. (Average prices, based on 570002 datapoints.)
We have a lot more statistics for flights SQ 8309 and between Clark and Singapore.