Air distance from Tokyo Japan to Niamey Niger is 8065.8 Miles (12980.6 Kilometers / 7004.3 Nautical Miles).
Flight duration time from Tokyo Japan to Niamey Niger is 16 hrs, 44 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.