Flight Changi Airport departs from Singapore Changi Airport at 23:55 and arrives at Amsterdam Amsterdam Airport Schiphol at 07:15.
The flighttime is about 13h 20m. The distance travelled ("as the bird flies"): 10461 Km. So the average speed is roughly 785 Km.
There is an 6 hour time difference between Singapore and Amsterdam
The best day to arrive at Singapore is Wednesday and it would be best to avoid Sunday, as prices are on average 116.35% higher than on Wednesday. (Average prices, based on 320329 datapoints.)
We have a lot more statistics for flights SQ 324 and between Singapore and Amsterdam.