Flight Barcelona–El Prat Airport departs from Barcelona Barcelona–El Prat Airport at 21:35 and arrives at Algiers Houari Boumediene Airport at 21:55.
The flighttime is about 1h 20m. The distance travelled ("as the bird flies"): 527 Km. So the average speed is roughly 395 Km.
There is an 1 hour time difference between Barcelona and Algiers