Air distance from Honolulu, USA to Kawasaki, Japan is 3897.5 Miles (6272.5 Kilometers / 3384.6 Nautical Miles).
Flight duration time from Honolulu to Kawasaki is 8 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.