The nearest airport is VNE - Vannes Meucon, located 28.6 km south west of Guillac.
Other airports nearby include RNS - Rennes St Jacques (57.2 km east), SNR - St.-nazaire Montoir (71.3 km south), SBK - St.-brieuc Armor Armor (74.8 km north), LRT - Lorient Lann Bihoue (74.9 km west),