| 4. Round | 03/09/2017 | 1. FC Kaan-Marienborn | - | Arminia Bielefeld II | 2:0 | ||||
| 8. Round | 01/10/2017 | Westfalia Herne | - | Arminia Bielefeld II | 1:4 | ||||
| 10. Round | 15/10/2017 | ASC 09 Dortmund | - | Arminia Bielefeld II | 0:0 | ||||
| 11. Round | 22/10/2017 | Arminia Bielefeld II | - | TuS Ennepetal | 1:3 | ||||
| 12. Round | 29/10/2017 | TSG Sprockhövel | - | Arminia Bielefeld II | 2:0 | ||||
| 13. Round | 05/11/2017 | Arminia Bielefeld II | - | SC Hassel | annull. | ||||
| 15. Round | 19/11/2017 | Arminia Bielefeld II | - | Hammer SpVg | 3:4 | ||||
| 14. Round | 23/11/2017 | SV Lippstadt 08 | - | Arminia Bielefeld II | 3:2 | ||||
| 19. Round | 18/02/2018 | FC Brünninghausen | - | Arminia Bielefeld II | 5:2 | ||||
| 24. Round | 25/03/2018 | FC Schalke 04 II | - | Arminia Bielefeld II | 4:0 | ||||
| 25. Round | 29/03/2018 | Arminia Bielefeld II | - | Westfalia Herne | 2:0 | ||||
| 27. Round | 08/04/2018 | Arminia Bielefeld II | - | ASC 09 Dortmund | 2:4 | ||||
| 23. Round | 29/04/2018 | Arminia Bielefeld II | - | Rot Weiss Ahlen | 1:2 | ||||
| 31. Round | 06/05/2018 | Arminia Bielefeld II | - | SV Lippstadt 08 | 0:1 |  |
Germany