When is LEGOLAND New York Open? For your convenience you can access a complete listing of our park hours HERE. Was this article helpful? Related articles When Does LEGOLAND New York Theme Park Open for 2022? What are your opening times? How Long Does the 2022 Theme Park Season Last? Do you need Proof of Vaccination to Enter the Park? Do Hotel guests need to reserve their tickets into the LEGOLAND New York Theme Park.