When is SEA LIFE Blackpool open? SEA LIFE Blackpool is open daily from 10am. For more information on opening times please click here. Related articles When is The Blackpool Tower open? When is Madame Tussauds Blackpool open? When is the quietest time to visit Madame Tussauds Blackpool? Will I have to queue to get into Madame Tussauds Blackpool?