| Courses | From Monday 15 September 2025 to Saturday 20 December 2025 |
| Welcome Day for new students | Friday 12 September 2025 |
| Unicareers | Friday 26 September 2025 |
| New Academic Year (Rentrée Académique) | Thursday 18 September 2025 |
| Study abroad day | Thursday 13 November 2025 |
| Graduation Day FDEF – Bachelors & Masters | Monday 8 December 2025 |
| Graduation Day FSTM – Bachelors & Masters | Tuesday 9 December 2025 |
| Graduation Day Medicine | Wednesday 10 December 2025 |
| Graduation Day PhD | Wednesday 10 December 2025 |
| Graduation FHSE – Bachelors, Masters & Certificates | Thursday 11 December 2025 |
| Last day for withdrawing from exam registrations | Monday 15 December 2025 |
| Winter holidays | From Monday 22 December 2025 to Sunday 4 January 2026 |
| Study Days / Revisions | From Monday 5 January 2026 to Saturday 10 January 2026 |
| Exams | From Monday 12 January 2026 to Saturday 07 February 2026 |
| Deadline for juries | Monday 23 February 2026 |
| Inter-semester period | From Monday 9 February 2026 to Sunday 15 February 2026 |
Faculty of Science, Technology and Medicine
Faculty of Law, Economics and Finance
Faculty of Humanities, Education and Social Sciences
Interdisciplinary Centre for Security, Reliability and Trust
Luxembourg Centre for Systems Biomedicine
Luxembourg Centre for Contemporary and Digital History
Luxembourg Centre for European Law
Luxembourg Centre for Socio-Environmental Systems