Air distance from Thimphu, Bhutan to Tehran, Iran is 2304.9 Miles (3709.4 Kilometers / 2001.6 Nautical Miles).
4 hrs, 47 mins is the flight duration between Thimphu and Tehran. 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.