El Salvador International Airport Saint Óscar Arnulfo Romero y Galdámez (: Aeropuerto Internacional de El Salvador San Óscar Arnulfo Romero y Galdámez), (: SAL, : MSLP ), previously known as Comalapa International Airport (Aeropuerto Internacional de Comalapa) and as Comalapa Air Base (Base Aérea de Comalapa) to the military, is a joint-use civilian and military airport that serves.