Flight Tan Son Nhat International Airport departs from Ho Chi Minh City Tan Son Nhat International Airport at 09:25 and arrives at Paris Paris Charles de Gaulle Airport at 17:50.
The flighttime is about 13h 25m. The distance travelled ("as the bird flies"): 11175 Km. So the average speed is roughly 833 Km.
There is an 5 hour time difference between Ho Chi Minh City and Paris