When is WILD LIFE Sydney Zoo open? We are open from 10 am. Closing times do vary – please visit here for full opening and closing times. Related articles Can I contact you by Live Chat? If I arrive at last entry will I still have enough time to view the whole attraction? Why am I booking into a time slot? When are quieter times to visit WILD LIFE Sydney Zoo? I would like to change the Date/Time of my booking.