The nearest airport is PIU - Piura Capitan Fap Guillermo Concha Iberico, located 52.1 km west of San Martín.
Other airports nearby include TYL - Talara Capitan Montes (136.2 km north west), TBP - Tumbes Pedro Canga (175.5 km north), CIX - Chiclayo Capt Jose A Quinones Gonzales Intl (187.5 km south), MCH - Machala General Manuel Serrano (206.2 km north),