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. Why You Should Think Twice About Vaping on a Plane: 'Don't Be This Person' Newsweek Vapes On A Plane Marketing Kit Federal Aviation Administration Vaping Regulations: What You Need to Know Before Your Next Flight Vibe Medina