| Compostela beat Gimnástica Segoviana 2-0 (H) on 31 Oct 2021 |
| Gimnástica Segoviana beat Unión Club Ceares 2-1 (H) on 10 Oct 2021 |
| Unión Club Ceares beat Coruxo 1-0 (H) on 16 Oct 2021 |
| Coruxo beat UP Langreo 2-1 (H) on 10 Oct 2021 |
| UP Langreo beat Real Avilés 2-1 (H) on 30 Oct 2021 |
| Real Avilés beat Unión Adarve 2-1 (H) on 3 Oct 2021 |
| Unión Adarve beat Arosa 2-1 (H) on 10 Oct 2021 |
| Arosa beat CDA Navalcarnero 1-0 (H) on 17 Oct 2021 |
| CDA Navalcarnero beat Salamanca CF UDS 2-0 (H) on 7 Nov 2021 |
| Salamanca CF UDS beat Llanera 1-0 (A) on 10 Oct 2021 |
| Llanera beat Bergantiños 2-1 (A) on 14 Nov 2021 |
| Bergantiños beat Móstoles URJC 2-1 (H) on 9 Oct 2021 |
| Móstoles URJC beat Cristo Atlético 2-1 (H) on 26 Sep 2021 |
| Cristo Atlético beat Arenteiro 2-1 (A) on 6 Nov 2021 |
| Arenteiro beat Leganés B 1-0 (H) on 23 Oct 2021 |
| Leganés B beat Pontevedra 2-1 (A) on 19 Sep 2021 |
| Pontevedra beat Marino Luanco 3-0 (A) on 10 Oct 2021 |
FLP: Thick arrows show the earliest chain of wins that passes through every team.