The following two group games he came as substitute against Spain and the Netherlands, being an unused substitute in the round of 16 game against Brazil, which eliminated Chile on the penalties after 1–1 at Estádio Mineirão. The last fact motivated Valdivia to announce his international retirement, communicated via Twitter on 17 July 2014. However, in November he backtracked his decision later on, and was called for friendly matches against Venezuela and Uruguay, selling his re-debut with a goal and a brilliant performance in 5–0 win over the Venezuelans at Talcahuano. Participating in the most preparatory games prior the 2015 Copa América held in his country, Valdivia scored a goal against El Salvador (the game's only one score at Rancagua) and was included in the 23 man list to face the cup. On 12 June, he was a starter in the Copa América opening game with Ecuador: a 2–0 victory for Chile. The following group match with México, Valdivia was praised by the press for play the full 90 minutes, be trasendental in all Chile goals and for have scored a badly canceled goal during that 3–3 draw. After another highlighting match in a 5–0 win over Bolivia where assisted Alexis Sánchez in Chile's second goal, he was a key player in the 1–0 victory against Uruguay (defending champions) for the quarterfinals, match remembered by the incident between Gonzalo Jara and the striker Edinson Cavani. Following the semifinal's triumph over Perú (2–1) that put Chile in a Copa América final after 28 years since 1987,  Valdivia was a starter in the final against Argentina at the Estadio Nacional. However, he was replaced by Matías Fernández on 78th minute in a substitution before the extratime and the penalties, which infuriated him when he left the field. Finally, Chile won 4–1 on the penalties and reached its history's first ever continental title. He is married to Chilean model Daniela Aránguiz, with whom he has two children.