The consequences of being "caught" with a vape in your luggage in 2026 depend entirely on where the vape was found and the laws of your destination. If a vape device is found in your checked luggage, it will almost certainly be confiscated by airport security. Because of the fire risk posed by lithium-ion batteries in a plane's cargo hold, international aviation rules strictly require vapes to be in carry-on bags. You may find a notice in your suitcase stating the item was removed, and you usually cannot get it back. If you are caught vaping on the plane, you face immediate detention, massive fines (often exceeding $5,000), and potential arrest upon landing. However, the most serious risk occurs at international customs. In 2026, countries like Mexico, Thailand, and Singapore have strict bans on the possession of vapes. If found in your carry-on during a customs check in these countries, the device can be confiscated, and you could face heavy fines or even imprisonment. Always research the specific local laws of your destination before flying to avoid severe legal trouble or the loss of your device.