It's illegal to bring electronic cigarettes/vaping devices and solutions into Mexico. You could have these items confiscated by customs officials if you have them in your possession. You could also be fined or detained."
Can you bring Vapes on international trips?
Any vaping device with a built-in battery – or any device with a battery installed – should be packed in your carry-on baggage and turned off. Many airport security officers will also allow you to carry a single vaping device in your pocket. All spare batteries should also be packed in your carry-on baggage.