Use this page when you are ready to cancel your Six Flags Membership account.
Not sure if you meet the requirements? Proceed anyway. We'll let you know.
Membership Account ID
This is the confirmation number that appeared on your original receipt. It is 9 digits long and starts with a 2 (e.g., 200123456). If you don't know it, press Need Confirmation ID button.
Your Last Name
This is the last name that was used to place the order.
Invalidate Old Gift Codes