Zoo Hours Purchasing online, in advance of your visit is highly recommended. You get the best price and skip the line! All sales final, tickets are non-refundable. March 13 – Oct 31: 10am – 5pm (with Early Entry at 9am for members) Please note: the Zoo will close at 2 pm on Sept. 24 for Zoofari. School Groups The Zoo opens at 9am for registered school groups.