Flight Tan Son Nhat International Airport departs from Ho Chi Minh City Tan Son Nhat International Airport at 13:55 and arrives at Nanning Nanning Wuxu International Airport at 17:25.
The flighttime is about 2h 30m. The distance travelled ("as the bird flies"): 426 Km. So the average speed is roughly 170 Km.
There is an 1 hour time difference between Ho Chi Minh City and Nanning