Do I have to use my LEGOLAND Water Park admission on the same day as my LEGOLAND Florida admission? Yes, admission to LEGOLAND Water Park must be used on the same day as your admission to LEGOLAND Florida. Was this article helpful? Related articles How much does it cost to come back a second day with a Water Park Combo ticket? How much is admission to LEGOLAND Water Park? How do I know if my ticket is valid for both LEGOLAND Florida and LEGOLAND Water Park? What rides does the Fastrack Unlimited include? What is Fastrack 3-Pack?