The nearest airport is RNS - Rennes St Jacques, located 12.0 km north of Saint-Marc.
Other airports nearby include DNR - Dinard Pleurtuit (72.5 km north), VNE - Vannes Meucon (75.0 km west), SNR - St.-nazaire Montoir (77.8 km south), LVA - Laval Entrammes (78.0 km east),