The nearest airport is ZQL - Donaueschingen Villingen, located 43.3 km south east of Illenberg.
Other airports nearby include SXB - Strassbourg Entzheim (49.6 km north west), CMR - Colmar Houssen (50.8 km west), ZCC - Baden-baden Baden Oos (68.6 km north), MLH - Bale Mulhouse (76.0 km south west),