| RCD Mallorca beat Villarreal B 1-0 (H) on 22 Oct 2017 |
| Villarreal B beat Hércules 2-1 (H) on 8 Oct 2017 |
| Hércules beat Sabadell 2-0 (H) on 3 Sep 2017 |
| Sabadell beat Atlético Baleares 1-0 (H) on 8 Oct 2017 |
| Atlético Baleares beat Formentera 2-0 (A) on 27 Aug 2017 |
| Formentera beat Peña Deportiva 1-0 (A) on 20 Aug 2017 |
| Peña Deportiva beat Valencia B 1-0 (H) on 3 Sep 2017 |
| Valencia B beat Peralada 4-1 (H) on 26 Aug 2017 |
| Peralada beat Badalona 2-0 (H) on 1 Oct 2017 |
| Badalona beat Olot 1-0 (H) on 3 Sep 2017 |
| Olot beat Atlético Saguntino 2-0 (H) on 7 Oct 2017 |
| Atlético Saguntino beat Lleida Esportiu 1-0 (A) on 24 Sep 2017 |
| Lleida Esportiu beat Ontinyent 1-0 (A) on 30 Sep 2017 |
| Ontinyent beat Ebro 2-0 (A) on 27 Aug 2017 |
| Ebro beat Llagostera 2-1 (A) on 2 Sep 2017 |
| Llagostera beat Cornellà 1-0 (A) on 26 Aug 2017 |
| Cornellà beat Alcoyano 2-1 (A) on 3 Sep 2017 |
| Alcoyano beat Elche 2-0 (A) on 21 Oct 2017 |
| Elche beat Real Zaragoza B 4-0 (A) on 3 Sep 2017 |
FLP: Thick arrows show the earliest chain of wins that passes through every team.