Air distance from Columbia, USA to Okayama, Japan is 7208.1 Miles (11600.3 Kilometers / 6259.5 Nautical Miles).
Flight duration time from Columbia to Okayama is 14 hrs, 58 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.