Flying High: The Do's and Don'ts of Traveling with a THC Vape Smoking or vaping is not allowed on any flight to or from the United States. You can carry an e cig in your hand luggage, but you cannot use it in the cabin. Can You Take Vapes on a Plane in 2025? UK Travel Guide When traveling with your vape or e cig on a plane, do it safely: vapes should be turned off and carried on, never checked. Do not use or charge it on the aircraft.