Flight Tan Son Nhat International Airport departs from Ho Chi Minh City Tan Son Nhat International Airport at 19:25 and arrives at Delhi Indira Gandhi International Airport at 22:55.
The flighttime is about 5h 00m. The distance travelled ("as the bird flies"): 3245 Km. So the average speed is roughly 649 Km.
There is an 1.5 hour time difference between Ho Chi Minh City and Delhi