1. Round | 13/09/2020 | Real Oviedo | - | FC Cartagena | 0:0 | ||||
2. Round | 20/09/2020 | FC Cartagena | - | Sporting Gijón | 0:1 | ||||
3. Round | 27/09/2020 | CD Leganés | - | FC Cartagena | 3:1 | ||||
4. Round | 04/10/2020 | FC Cartagena | - | CD Lugo | 2:1 | ||||
5. Round | 11/10/2020 | SD Ponferradina | - | FC Cartagena | 0:2 | ||||
6. Round | 17/10/2020 | FC Cartagena | - | CF Fuenlabrada | 1:1 | ||||
7. Round | 21/10/2020 | UD Almería | - | FC Cartagena | 1:1 | ||||
8. Round | 24/10/2020 | FC Cartagena | - | UD Las Palmas | 3:0 | ||||
9. Round | 27/10/2020 | Girona FC | - | FC Cartagena | 2:1 | ||||
12. Round | 15/11/2020 | CD Castellón | - | FC Cartagena | 2:1 | ||||
13. Round | 21/11/2020 | CD Mirandés | - | FC Cartagena | 4:1 | ||||
14. Round | 25/11/2020 | FC Cartagena | - | RCD Mallorca | 1:2 | ||||
16. Round | 02/12/2020 | FC Cartagena | - | Espanyol Barcelona | 1:3 | ||||
21. Round | 10/01/2021 | CD Tenerife | - | FC Cartagena | 3:0 |