| 2026-2027 | Public Holidays & School Breaks | |
| First day of school | September 11, 2026 | |
| Greek National Day - "OXI" Day | October 28, 2026 | |
| Saint Minas' Day (Patron Saint of Heraklion) | November 11, 2026 | |
| Anniversary of the Athens Polytechnic Uprising | November 17, 2026 (School celebration) | |
| Christmas Holidays | December 24, 2026, to January 7, 2027 | |
| Clean Monday (Beginning of Lent) | March 15, 2027 | |
| Greek National Day - Independence Day | March 25, 2027 | |
| Easter Holidays | April 26, 2027, to May 7, 2027 | |
| Holy Spirit Day | June 21, 2027 | |