Flight Tan Son Nhat International Airport departs from Ho Chi Minh City Tan Son Nhat International Airport at 09:45 and arrives at Bangkok Don Mueang International Airport at 11:30.
The flighttime is about 1h 45m. The distance travelled ("as the bird flies"): 677 Km. So the average speed is roughly 387 Km.
The best day to arrive at Ho Chi Minh City is Saturday and it would be best to avoid Thursday, as prices are on average 92.08% higher than on Saturday. (Average prices, based on 80426 datapoints.)
We have a lot more statistics for flights FD 657 and between Ho Chi Minh City and Bangkok.