| 1. Round | 24/07/1998 | ŁKS Łódź | - | Górnik Zabrze | 2:2 | ||||
| 2. Round | 01/08/1998 | Pogoń Szczecin | - | ŁKS Łódź | 1:1 | ||||
| 5. Round | 21/08/1998 | ŁKS Łódź | - | Zagłębie Lubin | 0:2 |  |
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| 6. Round | 29/08/1998 | Stomil Olsztyn | - | ŁKS Łódź | 1:0 | ||||
| 7. Round | 08/09/1998 | ŁKS Łódź | - | Lech Poznań | 1:2 | ||||
| 8. Round | 11/09/1998 | Ruch Radzionków | - | ŁKS Łódź | 4:0 | ||||
| 10. Round | 25/09/1998 | GKS Katowice | - | ŁKS Łódź | 1:1 | ||||
| 11. Round | 02/10/1998 | ŁKS Łódź | - | Legia Warszawa | 1:1 | ||||
| 14. Round | 29/10/1998 | Ruch Chorzów | - | ŁKS Łódź | 1:2 | |
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| 17. Round | 05/03/1999 | ŁKS Łódź | - | Pogoń Szczecin | 1:1 | ||||
| 19. Round | 19/03/1999 | ŁKS Łódź | - | Polonia Warszawa | 0:0 | ||||
| 20. Round | 01/04/1999 | Zagłębie Lubin | - | ŁKS Łódź | 2:2 | ||||
| 21. Round | 09/04/1999 | ŁKS Łódź | - | Stomil Olsztyn | 2:0 | ||||
| 22. Round | 16/04/1999 | Lech Poznań | - | ŁKS Łódź | 3:1 | |
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| 26. Round | 11/05/1999 | Legia Warszawa | - | ŁKS Łódź | 3:2 | ||||
| 27. Round | 14/05/1999 | ŁKS Łódź | - | GKS Bełchatów | 2:0 |
Poland