Air distance from Port Moresby, Papua New Guinea to Rome, Italy is 8902.2 Miles (14326.6 Kilometers / 7730.6 Nautical Miles).
Flight duration time from Port Moresby to Rome is 18 hrs, 29 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.