Air distance from Saint-Denis, Reunion (French) to Madrid, Spain is 5641.4 Miles (9078.9 Kilometers / 4899 Nautical Miles).
Flight duration time from Saint-Denis to Madrid is 11 hrs, 42 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.