Air distance from Saint-Denis, Reunion (French) to Rome, Italy is 5092.4 Miles (8195.4 Kilometers / 4422.2 Nautical Miles).
Flight duration time from Saint-Denis to Rome is 10 hrs, 34 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.