Overview
- All 28 second-round matches are fixed for December 2–4, following the federation’s definitive release of dates and times.
- Portugalete vs Deportivo Alavés is brought forward from Wednesday at 21:00 to Tuesday at 19:00 to avoid overlap with Athletic–Real Madrid.
- Celta de Vigo will face UE Sant Andreu on Thursday, December 4 at 21:00 at Estadi Narcís Sala on artificial turf, televised by Movistar.
- Pontevedra will host SD Eibar on Wednesday, December 3 at 21:00 in Pasarón, with free-to-air coverage uncertain pending Galician and Basque regional confirmations.
- These ties are single-leg fixtures at the lower-division club’s ground, with the reschedule giving Alavés extra recovery time before their league derby against Real Sociedad.