The cost for the ticket to Alcatraz is: All-day ticket for adults (ferry + audio guide) - 39.90 USD (children 24.40 USD) Adult night ticket (ferry + audio guide) - USD 47.30 (children USD 28) Ticket for an adult tour behind the scenes (ferry + audio guide) - 92.30 USD The "backstage" tour includes various paths, depending on availability, these may include visits to the following buildings: New Industries building, officers' gardens, upper levels of block D, hospital, citadel, chapel, theatre and other areas. Discounts are available for seniors 62+, infants and whole families.