The nearest airport is NVS - Nevers Fourchambault, located 39.0 km south west of Flassy.
Other airports nearby include AUF - Auxerre Branches (68.6 km north), XMU - Moulins Montbeugny (77.9 km south), BOU - Bourges (87.9 km west), XCD - Chalon Champforgeuil (109.9 km south east),