Flight Houari Boumediene Airport departs from Algiers Houari Boumediene Airport at 07:15 and arrives at Paris Paris Charles de Gaulle Airport at 10:45.
The flighttime is about 2h 30m. The distance travelled ("as the bird flies"): 1370 Km. So the average speed is roughly 548 Km.
There is an 1 hour time difference between Algiers and Paris