Flight Christchurch International Airport departs from Christchurch Christchurch International Airport at 06:05 and arrives at Melbourne Melbourne Airport at 08:05.
The flighttime is about 4h 00m. The distance travelled ("as the bird flies"): 3137 Km. So the average speed is roughly 784 Km.
There is an 2 hour time difference between Christchurch and Melbourne
