Flight Fukuoka Airport departs from Fukuoka Fukuoka Airport at 09:35 and arrives at Ho Chi Minh City Tan Son Nhat International Airport at 13:15.
The flighttime is about 5h 40m. The distance travelled ("as the bird flies"): 2866 Km. So the average speed is roughly 506 Km.
There is an 2 hour time difference between Fukuoka and Ho Chi Minh City