The nearest airport is RNS - Rennes St Jacques, located 45.4 km north of Castres.
Other airports nearby include SNR - St.-nazaire Montoir (46.0 km south west), NTE - Nantes Atlantique (59.5 km south), VNE - Vannes Meucon (66.7 km west), LVA - Laval Entrammes (91.1 km north east),