 In May 2018, he was named to the All-EuroLeague Second Team, of the 2017–18 season, the eighth All-EuroLeague Team selection of his career, which set a record for the most All-EuroLeague Team selections of all-time.Prior to the start of the 2018–19 season, Spanoulis signed a one-year contract extension with Olympiacos, on July 2, 2018, at a salary of €1.2 million net income.He was named the MVP of Round 14 of the 2018–19 EuroLeague season.