Air distance from Orlando, USA to Chelyabinsk, Russia is 6259 Miles (10072.9 Kilometers / 5435.3 Nautical Miles).
Flight duration time from Orlando to Chelyabinsk is 12 hrs, 59 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.