Just an FYI that Aion 6.2 Update comes to NA servers tomorrow 10/24/2018. This is a major game overhaul update/expansion that drastically updates the leveling process in the game. As of 6.2 the time to level from 1-80 should only take about 8-12 hours on average.
https://www.youtube.com/watch?v=X5NRwGr3a2g