| 2. Ronde | 01.09.2024 | Gimnàstic de Tarragona | - | Sestao River | 1:1 | ||||
| 3. Ronde | 08.09.2024 | Sestao River | - | CD Lugo | 0:1 | ||||
| 4. Ronde | 14.09.2024 | Real Sociedad B | - | Sestao River | 0:1 | ||||
| 5. Ronde | 21.09.2024 | Sestao River | - | FC Andorra | 0:1 | ||||
| 6. Ronde | 28.09.2024 | Real Unión | - | Sestao River | 2:1 |  |
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| 7. Ronde | 06.10.2024 | Sestao River | - | FC Barcelona B | 2:2 |  |
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| 8. Ronde | 13.10.2024 | SD Tarazona | - | Sestao River | 1:0 | ||||
| 9. Ronde | 20.10.2024 | Sestao River | - | Athletic Club B | 0:1 | ||||
| 10. Ronde | 27.10.2024 | Zamora CF | - | Sestao River | 1:2 | ||||
| 11. Ronde | 02.11.2024 | Sestao River | - | CA Osasuna B | 1:2 | |
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| 12. Ronde | 10.11.2024 | Cultural Leonesa | - | Sestao River | 1:2 | ||||
| 13. Ronde | 17.11.2024 | Gimnástica Segoviana | - | Sestao River | 0:0 | |
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| 14. Ronde | 23.11.2024 | Sestao River | - | Barakaldo CF | 0:1 | ||||
| 15. Ronde | 30.11.2024 | SD Amorebieta | - | Sestao River | 2:0 | ||||
| 17. Ronde | 15.12.2024 | Ourense CF | - | Sestao River | 0:0 | ||||
| 18. Ronde | 22.12.2024 | Sestao River | - | Celta de Vigo B | 2:0 | ||||
| 19. Ronde | 11.01.2025 | SD Ponferradina | - | Sestao River | 1:2 |
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