Flight Daxing International Airport departs from Beijing Daxing International Airport at 16:30 and arrives at Phnom Penh Phnom Penh International Airport at 00:10.The flight has a short stop at Guangzhou.
The flighttime is about 8h 40m. The distance travelled ("as the bird flies"): 1656 Km. So the average speed is roughly 191 Km.
There is an 1 hour time difference between Beijing and Phnom Penh