When is SEALIFE Melbourne open? We are open 365 days a year! Opening times vary by season and can also be subject to change due to special events. For full details of our current hours please click here Related articles If I arrive at last entry will I still have enough time to view the whole attraction? What is a General Admission Ticket? How can I contact Customer Services? Do I get a discount by booking online? How long does a visit to SEA LIFE Melbourne take?