Indios de Ciudad Juárez
Serrato spent the remainder of his 13-year career playing in the lower divisions of Mexico football, with Zacatepec, Lobos de la BUAP and Indios de Ciudad Juárez, and travelling abroad to play for Cienciano in Peru, Defensa y Justicia in Argentina, C.S. Herediano in Costa Rica, and Peñarol La Mesilla and Deportivo Coatepeque in Guatemala. In May 2012, Serrato retired from playing football.