Air distance from Quito, Ecuador to Tucuman, Argentina is 2020.7 Miles (3251.9 Kilometers / 1754.7 Nautical Miles).
4 hrs, 11 mins is the flight duration between Quito and Tucuman. 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.