Do I need to pre-book entry with my London Eye Annual Pass? If you are an existing London Eye Annual Pass holder, pre-booking is compulsory as this guarantees your entry at your preferred date and time. To pre-book, please visit here. Related articles Are there restrictions for using a Standard or Premium Merlin Annual Pass at the London Eye? What benefits to I get at the London Eye with my Merlin Annual Pass? Can I use a 2 for 1 voucher at The London Eye? Do you offer an Annual Pass for the London Eye? Can I change the date/time of my booking?