In 2026, whether you can go to Disneyland without a reservation depends strictly on your ticket type. For guests with date-based tickets (those who chose a specific date at the time of purchase), a separate park reservation is no longer required; your ticket itself acts as your reservation. However, for Magic Key holders (Annual Passholders) and those using non-dated "open" tickets, a reservation is still mandatory for most days. Disney has also introduced "Good-to-Go" days for Passholders, which are specific dates when no reservation is needed. Furthermore, for all guests, "Park Hopping" generally does not require a second reservation; you simply need a reservation for your first park, and then you can hop to the other park after 11:00 AM (subject to capacity). To avoid being turned away at the gate, it is vital to check the Disneyland app's availability calendar before you leave, as high-capacity holidays may still enforce stricter reservation rules for all guests to manage crowds.