Flight Sydney Airport departs from Sydney Sydney Airport at 07:55 and arrives at Singapore Changi Airport at 14:15.
The flighttime is about 8h 20m. The distance travelled ("as the bird flies"): 5577 Km. So the average speed is roughly 669 Km.
There is an 2 hour time difference between Sydney and Singapore
The best day to arrive at Sydney is Thursday and it would be best to avoid Monday, as prices are on average 149.19% higher than on Thursday. (Average prices, based on 362399 datapoints.)
We have a lot more statistics for flights SQ 212 and between Sydney and Singapore.