Flight Sabiha Gökcen International Airport departs from Istanbul Sabiha Gökcen International Airport at 10:15 and arrives at Madrid Adolfo Suárez Madrid–Barajas Airport at 13:50.
The flighttime is about 4h 35m. The distance travelled ("as the bird flies"): 3656 Km. So the average speed is roughly 798 Km.
There is an 1 hour time difference between Istanbul and Madrid