When does the Water Park reopen in 2019? Water Park 2019 Season Starts Match 9. Please click HERE for our Water Park opening times in 2019. Was this article helpful? Related articles When is the LEGOLAND Water Park closed? When is LEGOLAND Florida open? What are your opening times? Is there airport transportation available to/from Tampa? I booked my tickets on the wrong date. Can I change the date of my visit?