Flight Perth Airport departs from Perth Perth Airport at 13:45 and arrives at Singapore Changi Airport at 19:10.
The flighttime is about 5h 25m. The distance travelled ("as the bird flies"): 1789 Km. So the average speed is roughly 330 Km.
The best day to arrive at Perth is Tuesday and it would be best to avoid Thursday, as prices are on average 83.78% higher than on Tuesday. (Average prices, based on 511372 datapoints.)
We have a lot more statistics for flights SQ 226 and between Perth and Singapore.
