1. Round | 13/09/2020 | Real Oviedo | - | FC Cartagena | 0:0 | ||||
2. Round | 20/09/2020 | FC Cartagena | - | Sporting Gijón | 0:1 | ||||
12. Round | 15/11/2020 | CD Castellón | - | FC Cartagena | 2:1 | ||||
15. Round | 28/11/2020 | Rayo Vallecano | - | FC Cartagena | 0:0 | ||||
16. Round | 02/12/2020 | FC Cartagena | - | Espanyol Barcelona | 1:3 |