Flight Don Mueang International Airport departs from Bangkok Don Mueang International Airport at 03:55 and arrives at Seoul Incheon International Airport at 11:30.
The flighttime is about 5h 35m. The distance travelled ("as the bird flies"): 3004 Km. So the average speed is roughly 538 Km.
There is an 2 hour time difference between Bangkok and Seoul
