In 2026, your online check-in window for a Disney Cruise is determined by your Castaway Club status. Pearl members and Concierge guests can check in 40 days before sailing; Platinum at 38 days; Gold at 35 days; Silver at 33 days; and first-time cruisers at 30 days. A supportive peer "pro-tip": check-in opens at midnight EST on your designated day. You want to be online the second it opens to secure an early Port Arrival Time (PAT). Getting an early PAT (like 10:30 AM or 11:00 AM) allows you to board the ship earlier, meaning you can be eating lunch at Cabanas and riding the AquaDuck while others are still sitting in the terminal. You will need digital photos of your citizenship documents and a "security photo" of each family member ready to upload to complete the process.