Warren County Airport/John Lane Field (ICAO: I68) is a public-use general aviation airport located in Lebanon, Ohio, within Warren County. It serves private pilots, flight training operations, and small charter activities in the region south of Dayton and north of Cincinnati. The airport is owned and operated by Warren County and supports the local aviation community with basic fixed-base operator services. It does not handle scheduled commercial airline service, functioning primarily as a reliever and general aviation facility for the surrounding area.