| 12. Round | 16/10/2017 | Septemvri Sofia | - | Vitosha Bistritsa | 1:0 | ||||
| 13. Round | 22/10/2017 | FK Vereya | - | Septemvri Sofia | 0:1 | ||||
| 14. Round | 30/10/2017 | FC Dunav Ruse | - | Septemvri Sofia | 0:1 | ||||
| 17. Round | 25/11/2017 | Septemvri Sofia | - | Botev Plovdiv | 1:1 |  |
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| 18. Round | 30/11/2017 | CSKA Sofia | - | Septemvri Sofia | 2:0 | ||||
| 19. Round | 03/12/2017 | PFC Beroe | - | Septemvri Sofia | 5:1 | |
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| 21. Round | 17/02/2018 | Etar Veliko Tarnovo | - | Septemvri Sofia | 3:3 | ||||
| 23. Round | 03/03/2018 | PFC Ludogorets Razgrad | - | Septemvri Sofia | 1:0 | |
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| 24. Round | 07/03/2018 | Septemvri Sofia | - | Lokomotiv Plovdiv | 3:1 | ||||
| 26. Round | 16/03/2018 | Septemvri Sofia | - | FK Vereya | 2:0 |
Bulgaria