Air distance from Indianapolis, USA to Colombo, Sri Lanka is 9126.7 Miles (14687.9 Kilometers / 7925.6 Nautical Miles).
Flight duration time from Indianapolis to Colombo is 18 hrs, 57 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.