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 How can I contact Customer Services? If I arrive at last entry will I still have enough time to view the whole attraction? Do I get a discount by booking online? What is inside SEA LIFE Melbourne Aquarium? How do I get to SEA LIFE Melbourne Aquarium?