Flight Chiang Mai International Airport departs from Chiang Mai Chiang Mai International Airport at 08:00 and arrives at Bangkok Don Mueang International Airport at 09:10.
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 Tuesday and it would be best to avoid Monday, as prices are on average 88.16% higher than on Tuesday. (Average prices, based on 11497726 datapoints.)
We have a lot more statistics for flights SL 503 and between Chiang Mai and Bangkok.
