Turan's number was changed from 11 to 10 before the 2012–13 season. He began his season with a game-tying long-distance screamer in Atlético's 1–1 La Liga season opener against Levante. He then won the 2012 UEFA Super Cup with Atlético against Champions League victors Chelsea, assisting Falcao for the third goal of the game in a 4–1 victory. On 16 September 2012, he scored the third goal of the game against Rayo Vallecano in a 4–3 home win. He was instrumental in Atlético's wins in their first two 2013–14 Champions League matches against Zenit Saint Petersburg and Porto, scoring a goal in each match. On 30 April 2014, he scored the last goal of a 3–1 away win against Chelsea in the semi-finals of the Champions League, sending Atlético to the final for the first time since 1974.