Flight Noi Bai International Airport departs from Hanoi Noi Bai International Airport at 14:40 and arrives at Shenzhen Shenzhen Bao'an International Airport at 17:30.
The flighttime is about 1h 50m. The distance travelled ("as the bird flies"): 891 Km. So the average speed is roughly 486 Km.
There is an 1 hour time difference between Hanoi and Shenzhen
