Flight Sydney Airport departs from Sydney Sydney Airport at 21:15 and arrives at Kuala Lumpur Kuala Lumpur International Airport at 04:15.
The flighttime is about 9h 00m. The distance travelled ("as the bird flies"): 5790 Km. So the average speed is roughly 643 Km.
There is an 2 hour time difference between Sydney and Kuala Lumpur
The best day to arrive at Sydney is Friday and it would be best to avoid Thursday, as prices are on average 938.18% higher than on Friday. (Average prices, based on 337686 datapoints.)
We have a lot more statistics for flights D7 221 and between Sydney and Kuala Lumpur.