Flight Shahjalal International Airport departs from Dhaka Shahjalal International Airport at 10:30 and arrives at Chittagong Shah Amanat International Airport at 11:25.
The flighttime is about 0h 55m. The distance travelled ("as the bird flies"): 157 Km. So the average speed is roughly 171 Km.
The best day to arrive at Dhaka is Monday and it would be best to avoid Friday, as prices are on average 157.76% higher than on Monday. (Average prices, based on 84438 datapoints.)
We have a lot more statistics for flights BS 103 and between Dhaka and Chittagong.