Flying with CBD or Delta 8 gummies in 2026 is legal for domestic flights within the United States, provided the products are derived from hemp and contain less than 0.3% Delta 9 THC on a dry weight basis, as per the 2018 Farm Bill. TSA's official policy is that they "do not search for illegal drugs," but if they find suspected substances during security screening, they will refer the matter to local law enforcement. For Delta 8 specifically, while federally legal, several U.S. states have banned or restricted it; if your flight lands in a state like Idaho or Utah where Delta 8 is illegal, you could theoretically face local legal issues upon arrival. Regarding international travel, the answer is a firm "No." Many countries (including Japan, Singapore, UAE, and much of Europe) have zero-tolerance laws for any cannabis-derived products, regardless of the THC level. Carrying CBD or Delta 8 across an international border can lead to severe penalties, including imprisonment. For domestic travel, always keep the product in its original packaging with a clear label and have the "Certificate of Analysis" (COA) ready if asked.