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. What Are Vape Detectors [& How to Avoid Triggering Them] What Really Happens If Someone Were To Vape On A Plane Aircraft Lavatory Smoke Detector Facts Find Out if You Can Bring Vapes on a Plane in 2025 RQS Blog Best Way to Take Weed Pen Through TSA and Customs