Flight Auckland Airport departs from Auckland Auckland Airport at 14:20 and arrives at Queenstown Queenstown Airport at 16:15.
The flighttime is about 1h 55m. The distance travelled ("as the bird flies"): 1109 Km. So the average speed is roughly 579 Km.
The best day to arrive at Auckland is Thursday and it would be best to avoid Wednesday, as prices are on average 71.85% higher than on Thursday. (Average prices, based on 71249 datapoints.)
We have a lot more statistics for flights NZ 623 and between Auckland and Queenstown.