The nearest airport is THN - Trollhattan Vanersborg, located 27.6 km east of Kastet.
Other airports nearby include GSE - Gothenborg Save (61.3 km south), GOT - Gothenborg Landvetter (77.5 km south), LDK - Lidkoping (77.6 km east), TRF - Torp (134.0 km north west),