In 2014, Filiou started her season competing at the 2014 Holon Grand Prix where she finished 13th in the all-around. On May 3–5, Filiou then competed at the 2014 Kalamata Cup and won the all-around silver behind Melitina Staniouta. Filiou then competed at the 2014 Corbeil-Essonnes World Cup and finished 6th in all-around behind Katsiaryna Halkina and qualified to 3 event finals. On June 10–15, Filiou competed at the 2014 European Championships and finished 16th in all-around. On August 8–10, Filiou finished 6th in all-around at the 2014 Sofia World Cup and qualified to all 4 event finals for the first time in her World Cup series competition. On September 5–7, at the 2014 World Cup Final in Kazan, Russia, after a series of errors in all 4 apparatus left Filiou finishing 32nd in all-around finals. On September 22–28, Filiou competed at the 2014 World Championships where she finished 20th in the all-around finals.