[citation needed] He has played a total of 40 games, 7 in the UEFA Champions League and also won the Russian Super Cup on two occasions.

On 31 August 2009, Galatasaray signed Erkin on a one-year loan from CSKA Moscow with an option to purchase at the end of the season.

[1][2] On 1 June 2016, Inter Milan announced the signing of Erkin, on a free transfer in a three-year deal starting on 1 July.

On 30 August 2016, Inter Milan announced that Erkin signed a one-year loan deal with Turkish club Beşiktaş.

[7] On 23 August 2019, Erkin scored the second goal of 2019–20 Süper Lig Week 2 home encounter, from a cross of his gone in the net, against Göztepe S.K.

On 4 August 2021, Fenerbahçe announced that he would not be included in the club's squad for the upcoming season according to the team's manager Vitor Pereira's decision.