As the club celebrated consecutive promotions to reach the Alpha Ethniki (later renamed to Superleague) in 2004, Kiliaras made his top-flight debut during the 2004–05 season.
[1] Playing the same position as Panionios Uruguayan stars at the time Álvaro Recoba and Fabián Estoyanoff, Kiliaras did not manage to maintain a place in the club's starting XI, and was subsequently loaned out back to Ergotelis in 2009.
He then spent one season in Cyprus with AEP Paphos before returning to Greece signing for Football League side Panachaiki.
[3] On 1 July 2016, Kiliaras returned to a Gamma Ethniki side Ergotelis for the third time in his career, 6 years past his loan spell from Panionios.
[7] In the summer of 2017, Kiliaras moved to Corfu, signing with local FCA A1 club Kronos Argyrades,[7] whom he helped gain consecutive promotions to the Gamma Ethniki and the Football League during a two-year stay.