Kourfalidis joined the youth system of
Cagliari for the 2018–19 season. For the 2019–20 season, he was loaned to
Foggia in
Serie D. On 13 July 2021, he signed his first professional contract with Cagliari until 30 June 2023. He made his
Serie A debut for Cagliari on 23 January 2022 in a game against
Fiorentina, a 1–1 home draw. On 1 September 2023, Kourfalidis joined
Serie B club
Feralpisalò on a season-long loan. On 1 August 2024, Kourfalidis signed a two-season contract with
Cosenza. ==References==