Mr. Boshears said he plans to step down after serving the airport since March 1997.
Im 65 and its time to retire, Mr. Boshears said.
The 12-member General Aviation Commission, which oversees the operation of the airport, is beginning the process of finding a manager to replace Mr. Boshears.
His last day will be Jan. 1. Mr. Boshears left his post as executive director of Augusta Regional Airport in February 2008.