Flight Chengdu Shuangliu International Airport departs from Chengdu Chengdu Shuangliu International Airport at 01:50 and arrives at Auckland Auckland Airport at 19:20.
The flighttime is about 12h 30m. The distance travelled ("as the bird flies"): 8857 Km. So the average speed is roughly 709 Km.
There is an 5 hour time difference between Chengdu and Auckland