Castillo returned to competition at the 2011 World Championships where she finished seventy-first in the all-around and seventeenth with the Mexican team.[19] Then at the 2013 World Championships, she finished forty-fourth in the all-around.[20] She began the 2014 season at the Pan American Championships where she won the team bronze medal.[21] Then at the 2014 World Championships, she finished fiftieth in the all-around and seventeenth in the team competition.[22][23] At the 2014 Central American and Caribbean Games, she won gold medals in the ball and hoop and the silver medals in the all-around and hoop, both behind Cynthia Valdez.[24]