Flight Shahjalal International Airport departs from Dhaka Shahjalal International Airport at 02:30 and arrives at Riyadh King Khaled International Airport at 06:00.
The flighttime is about 6h 30m. The distance travelled ("as the bird flies"): 4859 Km. So the average speed is roughly 748 Km.
There is an 3 hour time difference between Dhaka and Riyadh
The best day to arrive at Dhaka is Tuesday and it would be best to avoid Thursday, as prices are on average 51.68% higher than on Tuesday. (Average prices, based on 116539 datapoints.)
We have a lot more statistics for flights BG 339 and between Dhaka and Riyadh.