| 3. Jornada | 18.08.2018 | Crusaders FC | - | Linfield FC | 0:2 | ||||
| 6. Jornada | 07.09.2018 | Warrenpoint Town | - | Linfield FC | 0:5 | ||||
| 7. Jornada | 15.09.2018 | Linfield FC | - | Dungannon Swifts | 3:0 | ||||
| 10. Jornada | 08.10.2018 | Glentoran FC | - | Linfield FC | 0:1 | ||||
| 11. Jornada | 13.10.2018 | Linfield FC | - | Newry City FC | 3:1 | ||||
| 12. Jornada | 20.10.2018 | Ards FC | - | Linfield FC | 2:1 | ||||
| 16. Jornada | 17.11.2018 | Institute FC Drumahoe | - | Linfield FC | 1:4 | ||||
| 17. Jornada | 24.11.2018 | Linfield FC | - | Cliftonville FC | 4:2 | ||||
| 18. Jornada | 01.12.2018 | Ballymena United | - | Linfield FC | 2:1 | ||||
| 23. Jornada | 29.12.2018 | Cliftonville FC | - | Linfield FC | 0:2 |
Irlanda del Norte