Flight Melbourne Airport departs from Melbourne Melbourne Airport at 13:30 and arrives at Bandar Seri Begawan Brunei International Airport at 17:40.
The flighttime is about 6h 10m. The distance travelled ("as the bird flies"): 4349 Km. So the average speed is roughly 705 Km.
There is an 2 hour time difference between Melbourne and Bandar Seri Begawan