Flight Chiang Mai International Airport departs from Chiang Mai Chiang Mai International Airport at 18:00 and arrives at Bangkok Don Mueang International Airport at 19:10.
The flighttime is about 1h 10m. The distance travelled ("as the bird flies"): 204 Km. So the average speed is roughly 175 Km.
The best day to arrive at Chiang Mai is Friday and it would be best to avoid Monday, as prices are on average 146.39% higher than on Friday. (Average prices, based on 7007625 datapoints.)
We have a lot more statistics for flights DD 135 and between Chiang Mai and Bangkok.