Flight Shenzhen Bao'an International Airport departs from Shenzhen Shenzhen Bao'an International Airport at 22:00 and arrives at Jakarta Soekarno–Hatta International Airport at 01:20.
The flighttime is about 4h 20m. The distance travelled ("as the bird flies"): 1341 Km. So the average speed is roughly 309 Km.
There is an 1 hour time difference between Shenzhen and Jakarta