The nearest airport is MTT - Minatitlan, located 107.7 km north of San Carlos.
Other airports nearby include OAX - Oaxaca Xoxocotlan Intl (190.9 km west), HUX - Bahias Dehuatulco Bahias De Huatulco Intl (210.9 km south west), TGZ - Tuxtla Gutierrez Angel Albino Corzo (216.1 km east), VER - Vera Cruz General Heriberto Jara Intl (252.8 km north west),