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Book your tickets in advance for guaranteed access to our attraction!

We currently guarantee admission only with a pre-booked online ticket or time slot reservation.

Our online tickets automatically include a time slot reservation, you don't need a separate reservation. If you want to redeem a promo code, click here.

Day Tickets


  • Entrance to SEA LIFE Hannover
  • Only valid on the booked day and at the booked time
  • Reschedule for free if your plans change

Annual Pass


  • 12 months of unlimited admission to SEA LIFE Hanover
  • 10 % discount at souvenir & coffee shop

Timeslot Reservation

No ticket, only reservation

  • Timeslot reservation for Annual Pass holders (SEA LIFE Annual Pass, Merlin Annual Pass, Merlin Premium Annual Pass & Merlin Abenteuer-Pass)

No ticket, only reservation

  • Time slot reservation for pre-booked tickets, discount vouchers, free tickets or other tickets

Combi Tickets


  • Entrance to SEA LIFE Hannover & Herrenhäuser Gardens
  • SEA LIFE ticket only valid on the booked day and time, ticket to Herrenhäuser Gardens redeemable within 90 days
  • Reschedule for free if your plans change

Other tickets

Booking with confidence guarantee

We recognise we’re all living in unprecedented and uncertain times, but that everyone also needs something a little magical to look forward to! Our ticket guarantee provides you with the confidence to book your ticket, safe in the knowledge that you can move it if anything interrupts your plans.

The guarantee is free of charge. You are covered in the event of

  • our attraction being closed due to the instruction of local authorities
  • travel restrictions
  • you being unable to travel due to sickness and/or isolation

Prior to your visit date, you can change your ticket dates up to 5 times via our booking portal. For login, all you need is the confirmation number as well as the e-mail address you used for the ticket order.

Login to Booking Portal