Is there a penalty for canceling class? Naomi O. June 07, 2021 18:56 Updated Follow If you late-cancel your class (within the 12-hour window), you will lose that credit. There is no further penalty. Related articles How can I cancel my class reservation? What happens if I'm running late to class? How do I buy studio classes? What should I bring to class? When does your booking window open? Comments 0 comments Article is closed for comments.