Yes, cruise dates can usually be changed in 2026, but the flexibility depends entirely on your fare type and timing. Most cruise lines (like Carnival, Norwegian, or Celebrity) allow for a "one-time" date transfer if you are outside of the final payment window (typically 90 days before sailing). However, if you have booked a "Non-Refundable Deposit" or "Basic" fare, you may be required to pay a significant change fee, often ranging from $100 to the full cost of the deposit. If you attempt to change the date within 30–60 days of departure, it is often treated as a "cancellation," and you may lose 50% to 100% of your fare unless you have Travel Insurance with "Cancel for Any Reason" (CFAR) coverage. In 2026, many lines have introduced more flexible "Advantage" fares that allow date changes up to 48 hours before sailing in exchange for a higher initial booking price. Always check the specific "Terms and Conditions" of your booking, as the cost of a date change can sometimes exceed the cost of simply booking a brand-new cruise during a promotional sale.