McCreary County Airport (FAA LID: 18I) is a public airport located in unincorporated McCreary County, Kentucky, USA, 3 miles (4.8 km) three miles northeast of the central business district (CBD) of Pine Knot. It is a very small, publicly owned public-use general aviation airport. The airport lies adjacent to United States Penitentiary, McCreary and has one unattended hangar containing several ultralight aircraft.