The nearest airport is LRH - La Rochelle Lherm, located 50.4 km north east of Castagnède.
Other airports nearby include TLS - Toulouse Blagnac (71.9 km north east), LDE - Tarbes Lourdes (80.5 km west), LEU - Seo De Urgel (86.9 km south east), CCF - Carcassonne Salvaza (110.5 km east),