When is the quietest time to visit LEGOLAND California? The park is quieter when schools are in session, generally from late August to late May, excluding days close to major holidays. Was this article helpful? Related articles What is the closest beach to LEGOLAND California Resort? Is breakfast included in my stay? Do you have a LEGOLAND Hotel Arrival & Check-in Guide? What amenities are available at the LEGOLAND California Hotel for Children? How will the park verify if visitors have been vaccinated?