Air distance from Saint-Denis, Reunion (French) to Tbilisi, Georgia is 4335.6 Miles (6977.5 Kilometers / 3765 Nautical Miles).
Flight duration time from Saint-Denis to Tbilisi is 9 hrs, 0 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.