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,

It remains unclear how the person managed to bypass security at JFK Airport and board the Delta Airlines flight to Paris.

Airline officials are investigating how a woman, without a boarding pass, was able to get onboard a Delta Airlines flight from New York to Paris earlier this week.