Flight Chiang Mai International Airport departs from Chiang Mai Chiang Mai International Airport at 21:30 and arrives at Bangkok Don Mueang International Airport at 22:55.
The flighttime is about 1h 25m. The distance travelled ("as the bird flies"): 204 Km. So the average speed is roughly 144 Km.
The best day to arrive at Chiang Mai is Friday and it would be best to avoid Sunday, as prices are on average 73.72% higher than on Friday. (Average prices, based on 9381912 datapoints.)
We have a lot more statistics for flights FD 3426 and between Chiang Mai and Bangkok.