Flight Noi Bai International Airport departs from Hanoi Noi Bai International Airport at 16:05 and arrives at Bangkok Suvarnabhumi Airport at 18:05.
The flighttime is about 2h 00m. The distance travelled ("as the bird flies"): 593 Km. So the average speed is roughly 296 Km.
The best day to arrive at Hanoi is Wednesday and it would be best to avoid Monday, as prices are on average 81.43% higher than on Wednesday. (Average prices, based on 2175950 datapoints.)
We have a lot more statistics for flights MH 619 and between Hanoi and Bangkok.