The nearest airport is MTY - Monterrey General Mariano Escobedo Intl, located 96.2 km north west of La Unión.
Other airports nearby include NTR - Monterrey Del Norte Intl (110.6 km north west), SLW - Saltillo Plan De Guadalupe Intl (136.7 km north west), CVM - Ciudad Victoria General Pedro Jose Mendez Intl (161.7 km south east), REX - Reynosa General Lucio Blanco Intl (188.3 km north east),