Delta Private Jets, Inc. is an American airline. Its corporate headquarters is on the property of Cincinnati/Northern Kentucky International Airport in Boone County, Kentucky. It operates jet aircraft as a subsidiary of Delta Air Lines. Its main base is Cincinnati/Northern Kentucky International Airport. The airline was founded as Comair Jet Express. It was renamed in October 2001 by parent company Delta Air Lines. It is wholly owned by Delta Air Lines. Delta Private Jets is a private aircraft service, which is at aimed at businesses needing service to destinations on a private aircraft or that the airport does not supply on a regular basis. Delta Private Jet is also available to Elite SkyMile members for an upgrade purchase price of $300–800 on select routes from Deltas Cincinnati, Atlanta, and New York hubs. In addition, this service allows travelers to avoid flying hassles such as security.