Flight Don Mueang International Airport departs from Bangkok Don Mueang International Airport at 05:55 and arrives at Udon Thani Udon Thani International Airport at 07:15.
The flighttime is about 1h 20m. The distance travelled ("as the bird flies"): 255 Km. So the average speed is roughly 191 Km.
The best day to arrive at Bangkok is Thursday and it would be best to avoid Sunday, as prices are on average 121.23% higher than on Thursday. (Average prices, based on 403827 datapoints.)
We have a lot more statistics for flights DD 9200 and between Bangkok and Udon Thani.