Air distance from Saint-Denis, Reunion (French) to Monaco, Monaco is 5362.8 Miles (8630.6 Kilometers / 4657 Nautical Miles).
Flight duration time from Saint-Denis to Monaco is 11 hrs, 8 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.