Flight King Fahd International Airport departs from Ad Dammam King Fahd International Airport at 19:50 and arrives at Dhaka Shahjalal International Airport at 03:50.
The flighttime is about 5h 00m. The distance travelled ("as the bird flies"): 4515 Km. So the average speed is roughly 903 Km.
There is an 3 hour time difference between Ad Dammam and Dhaka