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 How long does it take to go around WILD LIFE Sydney Zoo? When are quieter times to visit WILD LIFE Sydney Zoo? If I arrive at last entry will I still have enough time to view the whole attraction? What is the Koala Breakfast? How do I make payment by EFT for my school/group booking?