Knowltons Corner airports ::
The nearest airport is LUK - Cincinnati Muni Lunken Fld, located 12.1 km south east of Knowltons Corner.
Other airports nearby include CVG - Cincinnati Northern Kentucky Intl (16.5 km south west), FFO - Dayton Wright Patterson Afb (85.3 km north east), DAY - James M Cox Dayton Intl (87.1 km north), LOU - Louisville Bowman Fld (142.3 km south west),