Sea World is open every day of the year except Christmas Day on 25 December. Rides & Attractions Open 10:00am Rides & Attractions Close 5:00pm Gates Close 5:30pm The park opens at 1:30pm on ANZAC Day, Australia's National Day of Remembrance on 25 April, and closes at 6:30pm. Sea World's show times are designed to give you maximum opportunity to see as many shows and attractions as you would like. On your arrival to the ticket booths at Sea World you will be issued with a park map with show times for the particular day of your visit. Show schedules are subject to change, delay or cancellation due to inclement weather, preventative maintenance, refurbishment, or other operational requirements.