 |
 |
| 1st(1st leg) | UE Llagostera | - | CD Izarra | 0:0 (0:0) | ||
| 2nd (2nd leg) | CD Izarra | - | UE Llagostera | 1:0 (1:0) | ||
| 1st(1st leg): 20/05/2018 11:00 | 2nd (2nd leg): 27/05/2018 17:00 | Winner: CD Izarra | ||||
| 1st(1st leg) | Mérida AD | - | Coruxo FC | 2:2 (1:1) | ||
| 2nd (2nd leg) | Coruxo FC | - | Mérida AD | 0:0 (0:0) | ||
| 1st(1st leg): 20/05/2018 18:00 | 2nd (2nd leg): 26/05/2018 18:00 | Winner: Coruxo FC | ||||
