A woman snuck past multiple security checkpoints and boarded a plane flying from New York City to Paris—and now investigators are trying to figure out how she pulled it off. Despite not having a boarding pass,

A stowaway somehow made it onto a Delta Air Lines flight Tuesday from New York City to Paris without a boarding pass, officials confirmed.The woman boarded Delta Flight No. 264 from John F. Kennedy International Airport to Paris Charles de Gaulle Airport,

The TSA says the woman bypassed two identity verification areas and boarding status stations before getting on the plane.