Flight King Abdulaziz International Airport departs from Jeddah King Abdulaziz International Airport at 12:10 and arrives at Bangkok Don Mueang International Airport at 00:25.
The flighttime is about 8h 15m. The distance travelled ("as the bird flies"): 6823 Km. So the average speed is roughly 827 Km.
There is an 4 hour time difference between Jeddah and Bangkok