WABC reports that a flight attendant eventually noticed the woman was spending unusual amounts of time in the bathroom.

The woman boarded Delta Flight No. 264 from John F. Kennedy International Airport to Paris Charles de Gaulle Airport, CBS News learned. She was discovered while the plane was in midair and was taken into custody in Paris.

A stowaway bypassed screening measures before being discovered on a flight from New York to Paris amid the Thanksgiving travel rush, authorities said Wednesday.

"The individual bypassed two identity verification and boarding status stations and was able to board the aircraft," TSA said in a statement.

Amid the Thanksgiving travel rush, a stowaway was discovered Tuesday night onboard a Delta Air Lines flight out of JFK Airport in New York City headed to Paris.

An unauthorized passenger bypassed the Transportation Security Administration and boarded a plane at JFK on Tuesday, officials said. The plane later landed in Paris. The stowaway passenger was aboard Delta Flight 264,

"This woman somehow got on the plane and hid in a lavatory during takeoff and wasn't detected until we were about to land," a passenger said.