Flight Noi Bai International Airport departs from Hanoi Noi Bai International Airport at 21:30 and arrives at Da Nang Da Nang International Airport at 22:50.
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 Saturday and it would be best to avoid Tuesday, as prices are on average 147.83% higher than on Saturday. (Average prices, based on 1109996 datapoints.)
We have a lot more statistics for flights VJ 1531 and between Hanoi and Da Nang.