| Wisła Kraków beat Legia Warszawa 4-1 (H) on 19 Sep 1998 |
| Legia Warszawa beat Ruch Chorzów 2-0 (H) on 27 Sep 1998 |
| Ruch Chorzów beat Zagłębie Lubin 2-0 (A) on 23 Sep 1998 |
| Zagłębie Lubin beat ŁKS Łódź 2-0 (A) on 22 Aug 1998 |
| ŁKS Łódź beat Amica Wronki 2-0 (H) on 20 Sep 1998 |
| Amica Wronki beat Lech Poznań 2-1 (H) on 25 Jul 1998 |
| Lech Poznań beat Górnik Zabrze 3-1 (H) on 12 Sep 1998 |
| Górnik Zabrze beat Polonia Warszawa 2-0 (H) on 22 Aug 1998 |
| Polonia Warszawa beat GKS Bełchatów 1-0 (A) on 25 Jul 1998 |
| GKS Bełchatów beat Ruch Radzionków 2-1 (H) on 23 Aug 1998 |
| Ruch Radzionków beat Widzew Łódź 5-0 (H) on 24 Jul 1998 |
| Widzew Łódź beat GKS Katowice 2-0 (A) on 22 Aug 1998 |
| GKS Katowice beat Stomil Olsztyn 1-0 (H) on 25 Jul 1998 |
| Stomil Olsztyn beat Pogoń Szczecin 3-1 (H) on 13 Sep 1998 |
| Pogoń Szczecin beat Odra Wodzisław 1-0 (H) on 22 Aug 1998 |
FLP: Thick arrows show the earliest chain of wins that passes through every team.