2025 Reservation Weeks Calendar Date Calculator. How many weeks between two dates? Use our timeshare calendar to help determine what week to take a vacation, or to help you decide what week to buy, rent, or sell a timeshare.

In addition, the calculator will tell you final payment dates, when to order magic bands. Enter your arrival date for your walt disney world vacation, and our calculator will tell you when you can begin booking your advance dining reservations.