Flight Ngurah Rai International Airport departs from Denpasar Bali Ngurah Rai International Airport at 19:05 and arrives at Darwin Darwin International Airport at 23:20.
The flighttime is about 2h 45m. The distance travelled ("as the bird flies"): 1760 Km. So the average speed is roughly 640 Km.
There is an 1.5 hour time difference between Denpasar Bali and Darwin