The nearest airport is MFE - Mcallen Mc Allen Miller Intl, located 19.7 km north east of San Carlos.
Other airports nearby include REX - Reynosa General Lucio Blanco Intl (21.4 km south east), HRL - Harlingen Valley Intl (77.5 km east), MAM - Matamoros General Servando Canales Intl (96.5 km east), BRO - Brownsville South Padre Island Intl (101.5 km east),