The nearest airport is EJA - Barrancabermeja Yariguies, located 4.8 km north east of La Unión.
Other airports nearby include BGA - Bucaramanga Palonegro (72.9 km east), OTU - Otu (97.8 km west), OCV - Ocana Aguas Claras (155.8 km north), CUC - Cucuta Camilo Daza (178.9 km north east),