The school operates during:
Lessons take place during:
- On Saturdays and Sundays
- October 26th (Feast of the saint of the city)
- October 28 (National Day)
- Christmas Holidays (December 24th to January 7th)
- Green Monday
- March 25th (National Day)
- Easter Holidays (Maundy Monday to after Easter Friday)
- May 1st
- Feast of the Holy Spirit
- Summer Holidays (June 22 to August 31)
- October 27 (Holiday of the flag and anniversary of the start of the World War II for Greece
- November 17th (Holiday for the Polytechnic’s anniversary)
- January 30 (Feast of Letters)
- March 24th (Celebration for the anniversary of the revolution of 1821)