Air distance from Saint-Denis, Reunion (French) to Colombo, Sri Lanka is 2491.3 Miles (4009.3 Kilometers / 2163.4 Nautical Miles).
5 hrs, 10 mins is the flight duration between Saint-Denis and Colombo. 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.