Your ticket confirmation: Your ticket is valid on your nominated date. Please go to the Timed Entry Door at the SEALIFE London Aquarium at the time shown on your e-ticket in order to gain entry to the attraction. You will receive an email confirmation at time of booking with your ticket voucher included. A printed copy of this voucher must be presented on arrival at the venue, on the day of your activity. You may be refused entry if you do not present a printed copy of your voucher. Cancellation Policy: Tickets are not refundable. All sales are final and incur 100% cancellation penalties. Opening times: Mon-Fri - 10:00 -18:00 (Last Admission 17:00) Sat - 09:30 -19:00 (Last Admission 18:00) Sun - 10:00-18:00 (Last Admission 17:00) 25 December: Closed