Air distance from Hiroshima, Japan to Rio Branco, Brazil is 10323.4 Miles (16613.9 Kilometers / 8964.8 Nautical Miles).
21 hrs, 26 mins is the flight duration between Hiroshima and Rio Branco. 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.