The nearest airport is ZMM - Zamora, located 59.0 km west of San Marcos.
Other airports nearby include MLM - Morelia General Francisco J Mujica Intl (85.5 km south east), BJX - Del Bajio Guanajuato Intl (89.9 km north), UPN - Uruapan Licenciado Y Gen Ignacio Lopez Rayon (96.3 km south), GDL - Guadalajara Don Miguel Hidalgo Y Costilla Intl (167.1 km west),