Flight Siem Reap-Angkor International Airport departs from Siem Reap Siem Reap-Angkor International Airport at 08:30 and arrives at Phuket Phuket International Airport at 10:00.
The flighttime is about 1h 30m. The distance travelled ("as the bird flies"): 621 Km. So the average speed is roughly 414 Km.