Air distance from Saint-Denis, Reunion (French) to Tallinn, Estonia is 5782.5 Miles (9306 Kilometers / 5021.5 Nautical Miles).
12 hrs, 0 mins is the flight duration between Saint-Denis and Tallinn. 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.