| 20. Round | 07/01/2024 | Trento Calcio 1921 | - | US Triestina | 0:1 |  |
|||
| 23. Round | 28/01/2024 | US Triestina | - | US Pergolettese | 1:1 | ||||
| 24. Round | 04/02/2024 | US Triestina | - | Aurora Pro Patria | 1:2 | ||||
| 25. Round | 09/02/2024 | Mantova 1911 SSD | - | US Triestina | 2:1 |  |
|||
| 27. Round | 18/02/2024 | FC Lumezzane | - | US Triestina | 3:0 | ||||
| 28. Round | 25/02/2024 | L.R. Vicenza | - | US Triestina | 2:0 | ||||
| 30. Round | 06/03/2024 | US Fiorenzuola | - | US Triestina | 0:3 | ||||
| 32. Round | 17/03/2024 | AC Pro Sesto | - | US Triestina | 0:1 | ||||
| 31. Round | 26/03/2024 | US Triestina | - | US Alessandria 1912 | 3:1 | ||||
| 33. Round | 03/04/2024 | US Triestina | - | Atalanta II | 1:1 | |
|||
| 35. Round | 07/04/2024 | US Triestina | - | Virtus Verona | 0:1 | ||||
| 36. Round | 14/04/2024 | Giana Erminio | - | US Triestina | 0:1 | ||||
| 37. Round | 20/04/2024 | US Triestina | - | Novara Calcio | 2:2 | ||||
| 38. Round | 28/04/2024 | Calcio Padova | - | US Triestina | 3:2 |
Italy