The nearest airport is EOH - Medellin Olaya Herrera, located 76.5 km south of La Unión.
Other airports nearby include MDE - Rio Negro Jose Maria Cordova (86.1 km south), OTU - Otu (103.9 km east), UIB - Quibdo El Carano (173.7 km south west), EJA - Barrancabermeja Yariguies (204.1 km east),