Air distance from Tucson, USA to Kiev, Ukraine is 6260.8 Miles (10075.8 Kilometers / 5436.9 Nautical Miles).
13 hrs, 0 mins is the flight duration between Tucson and Kiev. 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.