Flight Tan Son Nhat International Airport departs from Ho Chi Minh City Tan Son Nhat International Airport at 07:55 and arrives at Tuy Hoa Tuy Hoa Airport at 09:05.
The flighttime is about 8h 10m. The distance travelled ("as the bird flies"): 308 Km. So the average speed is roughly 38 Km.
There is an 7 hour time difference between Ho Chi Minh City and Tuy Hoa