Do I get a discount by booking online? The best prices for SEA LIFE Brighton can be found online from £10.50. For more information and to book the best prices click here. Related articles Is my 2 for 1 voucher valid at SEA LIFE Brighton? Why do prices vary depending on the time of my visit? Can I redeem a promotional voucher online? How do I use my National Rail Days Out 2 for 1 voucher? Can I use Nectar Points for entry into SEA LIFE Brighton?