| 2021 | September | Monday 13 September | Opening of school year |
| October | Thursday 28 October | National holiday | |
| November | Thursday 11 November | Saint Minas day, patron saint of Heraklion | |
| Wednesday 17 November | Polytechnio | ||
| December | From Friday 24 December to Friday 7 January | Christmas holidays |
| 2022 | January | Thursday 30 January | Three Hierarchs' day |
| March | Monday 7 March | Clean Monday | |
| Friday 25 March | National holiday | ||
| April | From Monday 18 April to Friday 29 April | Easter holidays | |
| May | Sunday 1 May | Labour day | |
| June | Monday 13 June | Whit Monday |