How Old Do I Have To Be For a Child Admission? GuestServices Updated June 23, 2017 14:49 Follow A Child admission is applicable to guests from 3 years to 13 years. If a child is 2 years of age and under, they are free. Related articles How Much Does a Ticket Cost? How Old Do I Have To Be For a General Admission? What Is Cineplex Tuesday? How Old Do I Have To Be To Be For a Senior Admission? How Do I Purchase Tickets Online?