Air distance from Saipan, USA to Nagoya, Japan is 1488.2 Miles (2395 Kilometers / 1292.3 Nautical Miles).
Flight duration time from Saipan to Nagoya is 3 hrs, 5 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.