In 2026, unused Disney World tickets do not lose their monetary value, even if the "valid-through" date passes. If you have a completely unused date-based ticket, you can apply the original price paid for that ticket toward the purchase of a new ticket for a future date. You will simply have to pay the difference if the new dates are in a higher pricing tier. However, if you have a partially used multi-day ticket, the rules are stricter: unused days typically expire 14 days after the first use, and those remaining days are lost unless you have a "No Expiration" add-on (which Disney stopped selling years ago). For special event tickets, such as "Mickey’s Not-So-Scary Halloween Party," the tickets are usually non-refundable and expire if not used on the specific night. If you find "ancient" paper tickets in a drawer from the 1980s or 90s that were marked as "never expire," Disney still honors them in 2026; you must take them to a Guest Relations window at the park entrance to have them converted into modern digital passes linked to your My Disney Experience account.