Air distance from Tucson, USA to Belfast, UK is 4993.2 Miles (8035.8 Kilometers / 4336.1 Nautical Miles).
10 hrs, 22 mins is the flight duration between Tucson and Belfast. 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.