The nearest airport is XBK - Bourg Ceyzeriat, located 9.3 km south west of Treffort.
Other airports nearby include QNX - Macon Charnay (44.1 km west), GVA - Geneva Cointrin (57.3 km east), LYS - Lyon Saint Exupery (63.7 km south), NCY - Annecy Meythet (67.9 km south east),