Air distance from Hanoi, Vietnam to Ljubljana, Slovenia is 5240.9 Miles (8434.5 Kilometers / 4551.2 Nautical Miles).
10 hrs, 52 mins is the flight duration between Hanoi and Ljubljana. 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.