| OKS Stomil Olsztyn beat Miedź Legnica 2-0 (H) on 16 Sep 2017 |
| Miedź Legnica beat Odra Opole 4-2 (A) on 12 Aug 2017 |
| Odra Opole beat Górnik Łęczna 3-0 (H) on 29 Jul 2017 |
| Górnik Łęczna beat Zagłębie Sosnowiec 2-1 (H) on 5 Aug 2017 |
| Zagłębie Sosnowiec beat Pogoń Siedlce 1-0 (H) on 13 Aug 2017 |
| Pogoń Siedlce beat Stal Mielec 3-2 (A) on 23 Aug 2017 |
| Stal Mielec beat Raków Częstochowa 2-1 (A) on 9 Sep 2017 |
| Raków Częstochowa beat Chrobry Głogów 3-2 (A) on 16 Sep 2017 |
| Chrobry Głogów beat Puszcza Niepołomice 1-0 (A) on 8 Sep 2017 |
| Puszcza Niepołomice beat Wigry Suwałki 2-1 (H) on 26 Aug 2017 |
| Wigry Suwałki beat GKS Katowice 1-0 (A) on 9 Sep 2017 |
| GKS Katowice beat Chojniczanka Chojnice 1-0 (H) on 23 Aug 2017 |
| Chojniczanka Chojnice beat GKS Tychy 3-0 (H) on 10 Sep 2017 |
| GKS Tychy beat Bytovia Bytów 1-0 (H) on 19 Aug 2017 |
| Bytovia Bytów beat Podbeskidzie Bielsko Biała 2-0 (A) on 5 Aug 2017 |
| Podbeskidzie Bielsko Biała beat Olimpia Grudziądz 3-0 (H) on 13 Sep 2017 |
| Olimpia Grudziądz beat Ruch Chorzów 1-0 (H) on 8 Sep 2017 |
| Ruch Chorzów beat OKS Stomil Olsztyn 3-1 (H) on 18 Aug 2017 |
HWC: Thick arrows show the earliest chain of wins that passes through every team and returns to its start.