Air distance from Saint-Denis, Reunion (French) to Algiers, Algeria is 5193.5 Miles (8358.1 Kilometers / 4510 Nautical Miles).
Flight duration time from Saint-Denis to Algiers is 10 hrs, 47 mins. This is the In-The-Air flight time. You should also add the taxi time, airport wait times and possible delays due to bad weather, etc. for the total flight duration time.