| 19. Round | 21/12/2020 | Sporting Gijón | - | CD Leganés | 1:1 |  |
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| 20. Round | 04/01/2021 | CD Lugo | - | Sporting Gijón | 0:0 | ||||
| 21. Round | 11/01/2021 | Sporting Gijón | - | CF Fuenlabrada | 2:1 | ||||
| 23. Round | 31/01/2021 | Sporting Gijón | - | FC Cartagena | 0:0 | |
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| 24. Round | 06/02/2021 | UD Logroñés | - | Sporting Gijón | 0:4 | ||||
| 25. Round | 14/02/2021 | Sporting Gijón | - | Málaga CF | 1:0 | ||||
| 26. Round | 20/02/2021 | Albacete | - | Sporting Gijón | 0:1 | ||||
| 27. Round | 28/02/2021 | Sporting Gijón | - | Espanyol Barcelona | 1:1 | ||||
| 28. Round | 07/03/2021 | SD Ponferradina | - | Sporting Gijón | 2:2 | ||||
| 29. Round | 14/03/2021 | Sporting Gijón | - | RCD Mallorca | 2:0 | ||||
| 30. Round | 20/03/2021 | CE Sabadell | - | Sporting Gijón | 1:1 | ||||
| 31. Round | 26/03/2021 | Sporting Gijón | - | AD Alcorcón | 0:0 | ||||
| 32. Round | 30/03/2021 | Rayo Vallecano | - | Sporting Gijón | 0:1 | ||||
| 33. Round | 04/04/2021 | Sporting Gijón | - | CD Mirandés | 1:2 | ||||
| 34. Round | 09/04/2021 | CD Tenerife | - | Sporting Gijón | 1:0 | |
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| 35. Round | 17/04/2021 | Sporting Gijón | - | Real Oviedo | 0:1 | ||||
| 42. Round | 30/05/2021 | Sporting Gijón | - | UD Almería | 0:2 |
Spain