[4] On 14 June 2015, Boukouvalas penned a three-year contract with Iraklis.
[5] On 3 August 2016, he signed a two-year contract with PAS Giannina.
[6] On 11 May 2018 he extended his contract with the club till the summer of 2020 for an undisclosed fee.
[1] He was a starter in all five games of the Greek team that reached the final during the 2007 UEFA European Under-19 Football Championship.
On 19 May 2016, was called up to the senior squad for the friendly matches against Australia on 4 and 7 June 2016.