Air distance from Nukualofa Tonga to Zagreb Croatia is 10643.7 Miles (17129.3 Kilometers / 9243 Nautical Miles).
Flight duration time from Nukualofa Tonga to Zagreb Croatia is 22 hrs, 6 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.