Flight Istanbul Atatürk Airport departs from Istanbul Istanbul Atatürk Airport at 01:40 and arrives at Algiers Houari Boumediene Airport at 03:10.
The flighttime is about 3h 30m. The distance travelled ("as the bird flies"): 2882 Km. So the average speed is roughly 823 Km.
There is an 2 hour time difference between Istanbul and Algiers