| 8. Round | 27/09/2024 | NK Sesvete | - | NK Opatija | 1:1 | ||||
| 9. Round | 04/10/2024 | NK Opatija | - | Zrinski Osječko | 2:1 |  |
|||
| 10. Round | 11/10/2024 | NK Dugopolje | - | NK Opatija | 2:2 | ||||
| 12. Round | 25/10/2024 | NK Opatija | - | NK Dubrava | 0:0 | ||||
| 13. Round | 01/11/2024 | NK Opatija | - | NK Croatia Zmijavci | 2:1 | ||||
| 14. Round | 09/11/2024 | NK Rudeš | - | NK Opatija | 1:2 | ||||
| 15. Round | 15/11/2024 | NK Opatija | - | NK BSK Bijelo Brdo | 5:0 | ||||
| 16. Round | 24/11/2024 | NK Jarun | - | NK Opatija | 0:1 | ||||
| 17. Round | 29/11/2024 | NK Opatija | - | NK Vukovar 91 | 0:0 | ||||
| 28. Round | 26/04/2025 | HNK Cibalia | - | NK Opatija | 0:2 | |
|||
| 30. Round | 11/05/2025 | NK Dubrava | - | NK Opatija | 1:2 | ||||
| 33. Round | 01/06/2025 | NK Vukovar 91 | - | NK Opatija | 1:0 |
Slovenia