Flight Sydney Airport departs from Sydney Sydney Airport at 07:55 and arrives at Wellington Wellington International Airport at 13:10.
The flighttime is about 3h 15m. The distance travelled ("as the bird flies"): 2740 Km. So the average speed is roughly 843 Km.
There is an 2 hour time difference between Sydney and Wellington
The best day to arrive at Sydney is Thursday and it would be best to avoid Monday, as prices are on average 140.59% higher than on Thursday. (Average prices, based on 1526091 datapoints.)
We have a lot more statistics for flights NZ 240 and between Sydney and Wellington.