Flight Shenzhen Bao'an International Airport departs from Shenzhen Shenzhen Bao'an International Airport at 02:45 and arrives at Auckland Auckland Airport at 18:10.
The flighttime is about 11h 25m. The distance travelled ("as the bird flies"): 8158 Km. So the average speed is roughly 715 Km.
There is an 4 hour time difference between Shenzhen and Auckland