| 1. Round | 23/07/2018 | Zagłębie Sosnowiec | - | Piast Gliwice | 1:2 | ||||
| 2. Round | 30/07/2018 | Pogoń Szczecin | - | Piast Gliwice | 0:2 |  |
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| 3. Round | 04/08/2018 | Piast Gliwice | - | Zagłębie Lubin | 2:1 | ||||
| 4. Round | 12/08/2018 | Piast Gliwice | - | Legia Warszawa | 1:3 | ||||
| 5. Round | 19/08/2018 | Jagiellonia Białystok | - | Piast Gliwice | 2:1 | ||||
| 6. Round | 24/08/2018 | Piast Gliwice | - | KS Cracovia | 3:1 | ||||
| 7. Round | 01/09/2018 | Lech Poznań | - | Piast Gliwice | 1:1 | ||||
| 8. Round | 15/09/2018 | Piast Gliwice | - | Arka Gdynia | 1:0 | ||||
| 9. Round | 23/09/2018 | Śląsk Wrocław | - | Piast Gliwice | 4:1 | ||||
| 10. Round | 29/09/2018 | Piast Gliwice | - | Górnik Zabrze | 1:0 |  |
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| 11. Round | 05/10/2018 | Miedź Legnica | - | Piast Gliwice | 2:2 | ||||
| 13. Round | 27/10/2018 | Wisła Płock | - | Piast Gliwice | 1:1 | ||||
| 14. Round | 02/11/2018 | Piast Gliwice | - | Wisła Kraków | 2:0 | ||||
| 21. Round | 09/02/2019 | KS Cracovia | - | Piast Gliwice | 2:1 | ||||
| 24. Round | 01/03/2019 | Piast Gliwice | - | Śląsk Wrocław | 2:0 | ||||
| 26. Round | 17/03/2019 | Piast Gliwice | - | Miedź Legnica | 2:1 | ||||
| 27. Round | 29/03/2019 | Lechia Gdańsk | - | Piast Gliwice | 2:0 | ||||
| 28. Round | 03/04/2019 | Piast Gliwice | - | Wisła Płock | 1:0 |
Poland