The nearest airport is BJX - Del Bajio Guanajuato Intl, located 48.5 km west of San Marcos.
Other airports nearby include QRO - Queretaro Intercontinental (97.3 km south east), MLM - Morelia General Francisco J Mujica Intl (129.8 km south), SLP - San Luis Potosi Ponciano Arriaga Intl (136.7 km north), AGU - Aguascalientes Jesus Teran Intl (154.8 km north west),