In 2013, after a season at the reserve team, he was considered by Eduardo Berizzo to play the Torneo Transición, who chose him after a well South American Youth Football Championship in Argentina with the national under-20 side. He made seven appearances (the most of those as left back) and before the FIFA U-20 World Cup, on 23 July, Cuevas completed a five-year contract with Chelsea which will keep at Stamford Bridge until 2018. The transfer fee paid to O'Higgins was reported as £1.7 million.