Threats made regarding two planes on the ground at John F. Kennedy Airport in New York  have proven to be  unfounded according to the Port Authority.

Planes on the ground being investigated for threat at JFK Airport (Twitter)

Both planes have been cleared of any "explosives."

An American Airlines flight from Chicago and a Fin Air flight from Helsinki were moved earlier to a "safe zone" at the airport as a precaution, according to WNBC TV.

The threat has caused flight delays of at least 30 minutes.