Flight Noi Bai International Airport departs from Hanoi Noi Bai International Airport at 21:10 and arrives at Da Nang Da Nang International Airport at 22:30.
The flighttime is about 1h 20m. The distance travelled ("as the bird flies"): 315 Km. So the average speed is roughly 236 Km.
The best day to arrive at Hanoi is Wednesday and it would be best to avoid Friday, as prices are on average 450.4% higher than on Wednesday. (Average prices, based on 1029083 datapoints.)
We have a lot more statistics for flights VJ 1521 and between Hanoi and Da Nang.