Flight Don Mueang International Airport departs from Bangkok Don Mueang International Airport at 15:20 and arrives at Ubon Ratchathani Ubon Ratchathani Airport at 16:25.
The flighttime is about 1h 05m. The distance travelled ("as the bird flies"): 475 Km. So the average speed is roughly 438 Km.
The best day to arrive at Bangkok is Monday and it would be best to avoid Wednesday, as prices are on average 73.75% higher than on Monday. (Average prices, based on 373125 datapoints.)
We have a lot more statistics for flights DD 9324 and between Bangkok and Ubon Ratchathani.