Flight Sabiha Gökcen International Airport departs from Istanbul Sabiha Gökcen International Airport at 09:05 and arrives at Brussels Brussels Airport at 11:45.
The flighttime is about 3h 40m. The distance travelled ("as the bird flies"): 2954 Km. So the average speed is roughly 806 Km.
There is an 1 hour time difference between Istanbul and Brussels