March 15, 2019 No Comments FREE Lucky Charms or Frosted Flakes at HEB Stores Load a coupon for one (1) FREE Lucky Charms Frosted Flakes, 13.8 oz or Lucky Charms, 14.9 oz. to your HEB Card. Expires March 17, 2019. FREE Lucky Charms or Frosted Flakes at HEB Stores – EXPIRED Facebook Twitter Add Comment Notify me of follow-up comments by email. Notify me of new posts by email.