Air distance from Honolulu, USA to Ljubljana, Slovenia is 7764.2 Miles (12495.3 Kilometers / 6742.4 Nautical Miles).
Flight duration time from Honolulu to Ljubljana is 16 hrs, 7 mins. 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.