Flight Don Mueang International Airport departs from Bangkok Don Mueang International Airport at 18:35 and arrives at Hanoi Noi Bai International Airport at 20:20.
The flighttime is about 1h 45m. The distance travelled ("as the bird flies"): 606 Km. So the average speed is roughly 346 Km.
The best month to arrive at Bangkok is February and the most expensive month to fly is September. (Average prices, based on 330 datapoints.)
The best day to arrive at Bangkok is Monday and it would be best to avoid Tuesday, as prices are on average 9.34% higher than on Monday. (Average prices, based on 313696 datapoints.)
We have a lot more statistics for flights QZ 644 and between Bangkok and Hanoi.