Air distance from Kigali, Rwanda to Castries, Saint Lucia is 6285.7 Miles (10115.9 Kilometers / 5458.5 Nautical Miles).
13 hrs, 3 mins is the flight duration between Kigali and Castries. 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.