The nearest airport is PIU - Piura Capitan Fap Guillermo Concha Iberico, located 121.4 km north west of San Martín.
Other airports nearby include CIX - Chiclayo Capt Jose A Quinones Gonzales Intl (128.1 km south), CHH - Chachapoyas (204.1 km east), TYL - Talara Capitan Montes (217.1 km north west),