regional and 3d topo map of San Marcos, El Salvador ::
San Marcos airports ::
The nearest airport is SAL - San Salvador El Salvador Intl, located 52.9 km east of San Marcos.
Other airports nearby include GUA - Guatemala City La Aurora (154.1 km north west), CBV - Coban (228.0 km north west), SAP - San Pedro Sula La Mesa Intl (267.4 km north east),