With Athletic, he won the Copa del Rey in 1933 and La Liga in 1933–34 before his career was interrupted by the conflict.
During the 1938–39 season, he played for Club Deportivo Euzkadi (the Basque exiles' team) in the Mexican league.
He then played for CA Peñarol of Uruguay[5] before returning to Mexico in 1943 where he played for Real Club España and was part of the team that won the League title in 1943–44, the Mexican Cup in 1944–45 and two editions of the Mexican Super Cup in 1944 and 1945.
[6][7] Cilaurren earned 14 caps for the Spanish national side between 1931 and 1935, and participated at the 1934 FIFA World Cup.
[7] From 1937 to 1939 he was part of the Basque Country national football team which toured Europa and the Americas.