Air distance from Saint-Denis, Reunion (French) to Beijing, China is 5713.1 Miles (9194.3 Kilometers / 4961.2 Nautical Miles).
11 hrs, 51 mins is the flight duration between Saint-Denis and Beijing. 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.