Flight Sydney Airport departs from Sydney Sydney Airport at 16:10 and arrives at Singapore Changi Airport at 21:20.
The flighttime is about 8h 10m. The distance travelled ("as the bird flies"): 5577 Km. So the average speed is roughly 683 Km.
There is an 3 hour time difference between Sydney and Singapore
The best day to arrive at Sydney is Wednesday and it would be best to avoid Monday, as prices are on average 143.44% higher than on Wednesday. (Average prices, based on 528039 datapoints.)
We have a lot more statistics for flights SQ 222 and between Sydney and Singapore.
