| Olot beat Sabadell 2-1 (A) on 14 Jan 2018 |
| Sabadell beat Atlético Baleares 1-0 (H) on 8 Oct 2017 |
| Atlético Baleares beat Valencia B 2-1 (A) on 10 Sep 2017 |
| Valencia B beat Atlético Saguntino 3-2 (A) on 16 Sep 2017 |
| Atlético Saguntino beat Ebro 1-0 (H) on 19 Aug 2017 |
| Ebro beat Hércules 1-0 (H) on 24 Sep 2017 |
| Hércules beat Llagostera 1-0 (A) on 16 Dec 2017 |
| Llagostera beat Elche 2-1 (H) on 14 Oct 2017 |
| Elche beat Badalona 5-1 (H) on 27 Aug 2017 |
| Badalona beat Cornellà 1-0 (H) on 12 Nov 2017 |
| Cornellà beat Peña Deportiva 1-0 (H) on 3 Dec 2017 |
| Peña Deportiva beat RCD Mallorca 2-1 (H) on 14 Jan 2018 |
| RCD Mallorca beat Villarreal B 1-0 (H) on 22 Oct 2017 |
| Villarreal B beat Peralada 2-1 (A) on 10 Dec 2017 |
| Peralada beat Alcoyano 2-0 (A) on 19 Nov 2017 |
| Alcoyano beat Real Zaragoza B 2-0 (A) on 12 Nov 2017 |
| Real Zaragoza B beat Formentera 2-1 (H) on 10 Dec 2017 |
| Formentera beat Lleida Esportiu 1-0 (H) on 5 Nov 2017 |
| Lleida Esportiu beat Ontinyent 1-0 (A) on 30 Sep 2017 |
| Ontinyent beat Olot 1-0 (H) on 14 Oct 2017 |
HWC: Thick arrows show the earliest chain of wins that passes through every team and returns to its start.