When is SEA LIFE Blackpool open? Opening times at SEA LIFE Blackpool vary throughout out the year. For our opening times please click here. We advise that it will take you 1.5-2 hours to explore all of SEA LIFE Blackpool. Related articles Does SEA LIFE Blackpool have a car park? How can I contact you with a guest enquiry? When is Madame Tussauds Blackpool Open? When are quieter times to visit SEA LIFE Blackpool? If I arrive at last entry will I still have enough time to view the whole attraction?