How do I purchase a ticket for the Water Park only? In order to visit the Water Park, you must purchase a LEGOLAND combination ticket that would include both attractions. Was this article helpful? Related articles Is it possible that any of the attractions inside the Water Park can be closed on any given day? How much is admission to LEGOLAND Water Park? Where can I buy tickets for the Water Park? Can I purchase a ticket for LEGOLAND Water Park admission only? What is a Premium Play Band?