Flight Tan Son Nhat International Airport departs from Ho Chi Minh City Tan Son Nhat International Airport at 11:30 and arrives at Bangkok Suvarnabhumi Airport at 13:00.
The flighttime is about 1h 30m. The distance travelled ("as the bird flies"): 660 Km. So the average speed is roughly 440 Km.
The best day to arrive at Ho Chi Minh City is Saturday and it would be best to avoid Monday, as prices are on average 40.02% higher than on Saturday. (Average prices, based on 1096947 datapoints.)
We have a lot more statistics for flights VJ 803 and between Ho Chi Minh City and Bangkok.