Air distance from Hiroshima, Japan to Surabaya, Indonesia is 3139.2 Miles (5052.1 Kilometers / 2726.1 Nautical Miles).
6 hrs, 31 mins is the flight duration between Hiroshima and Surabaya. 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.