 Lángara was San Lorenzo's star player alongside René Pontoni (courted by Barcelona but remained in Argentina) and Reinaldo Martino (who would later become a star with Juventus).Although he never won the league with San Lorenzo, the team finished twice in second place and won the Copa de Confraternidad Escobar – Gerona, an official trophy organized between the second placed teams from Argentina and Uruguay.With Lángara, San Lorenzo also reached the final of the Copa Adrián C. Escobar in 1939.