Flight Don Mueang International Airport departs from Bangkok Don Mueang International Airport at 06:35 and arrives at Cebu Mactan-Cebu International Airport at 11:35.
The flighttime is about 4h 00m. The distance travelled ("as the bird flies"): 2603 Km. So the average speed is roughly 651 Km.
There is an 1 hour time difference between Bangkok and Cebu