Flight Auckland Airport departs from Auckland Auckland Airport at 06:50 and arrives at Christchurch Christchurch International Airport at 08:15.
The flighttime is about 1h 25m. The distance travelled ("as the bird flies"): 759 Km. So the average speed is roughly 536 Km.
The best day to arrive at Auckland is Saturday and it would be best to avoid Tuesday, as prices are on average 97.91% higher than on Saturday. (Average prices, based on 646576 datapoints.)
We have a lot more statistics for flights NZ 519 and between Auckland and Christchurch.