Flight Hong Kong International Airport departs from Hong Kong Hong Kong International Airport at 14:30 and arrives at Hanoi Noi Bai International Airport at 15:50.
The flighttime is about 2h 20m. The distance travelled ("as the bird flies"): 902 Km. So the average speed is roughly 387 Km.
There is an 1 hour time difference between Hong Kong and Hanoi
The best day to arrive at Hong Kong is Friday and it would be best to avoid Monday, as prices are on average 23.86% higher than on Friday. (Average prices, based on 295594 datapoints.)
We have a lot more statistics for flights GA 528 and between Hong Kong and Hanoi.