Flight Don Mueang International Airport departs from Bangkok Don Mueang International Airport at 19:45 and arrives at Chiang Rai Mae Fah Luang Chiang Rai International Airport at 21:00.
The flighttime is about 1h 15m. The distance travelled ("as the bird flies"): 144 Km. So the average speed is roughly 115 Km.
The best day to arrive at Bangkok is Monday and it would be best to avoid Thursday, as prices are on average 134.71% higher than on Monday. (Average prices, based on 2398417 datapoints.)
We have a lot more statistics for flights DD 8726 and between Bangkok and Chiang Rai.