| 4. Ronde | 18.08.2018 | OFK Petrovac | - | FK Mornar | 1:0 | ||||
| 5. Ronde | 25.08.2018 | FK Mornar | - | FK Rudar Pljevlja | 1:1 | ||||
| 6. Ronde | 01.09.2018 | FK Iskra Danilovgrad | - | FK Mornar | 2:0 | ||||
| 7. Ronde | 15.09.2018 | FK Mornar | - | OFK Titograd | 0:1 |  |
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| 9. Ronde | 23.09.2018 | FK Mornar | - | FK Grbalj Radanovići | 1:1 | |
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| 10. Ronde | 29.09.2018 | FK Mornar | - | FK Sutjeska | 0:1 | ||||
| 11. Ronde | 06.10.2018 | FK Mornar | - | FK Budućnost Podgorica | 0:1 | |
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| 13. Ronde | 27.10.2018 | FK Mornar | - | OFK Petrovac | 0:1 | ||||
| 14. Ronde | 03.11.2018 | FK Rudar Pljevlja | - | FK Mornar | 1:1 | ||||
| 15. Ronde | 10.11.2018 | FK Mornar | - | FK Iskra Danilovgrad | 1:1 | ||||
| 16. Ronde | 24.11.2018 | OFK Titograd | - | FK Mornar | 1:0 | ||||
| 17. Ronde | 01.12.2018 | FK Mornar | - | FK Zeta | 0:0 | ||||
| 18. Ronde | 05.12.2018 | FK Grbalj Radanovići | - | FK Mornar | 2:0 | ||||
| 19. Ronde | 08.12.2018 | FK Sutjeska | - | FK Mornar | 2:1 |
Montenegro