2013 Segunda División B play-offs
The 2013 Segunda División B play-offs were the final playoffs for promotion from 2012–13 Segunda División B to the 2013–14 Segunda División. The four first placed teams in each of the four Segunda División B groups played the Playoffs de Ascenso and the four last placed teams in Segunda División were relegated to Segunda División B. It also decided the three teams which placed 16th to be relegated to the 2013–14 Tercera División.
Format
The four group winners have the opportunity to promote directly and become the overall Segunda División B champion. The four group winners will be drawn into a two-legged series where the two winners will be promoted to the Segunda División and will enter into the final for the Segunda División B champion. The two losing semifinalists will enter the playoff round for the last two promotion spots.The four group runners-up will be drawn against one of the three fourth-placed teams outside their group while the four third-placed teams will be drawn against each other in a two-legged series. The six winners will advance with the two losing semifinalists to determine the four teams that will enter the last two-legged series for the last two promotion spots. In all the playoff series, the lower-ranked club will play at home first. Whenever there is a tie in position, a draw will determine the club to play at home first.
Group Winners Promotion Play-off
Qualified teams
The draw was held in the RFEF headquarters, in Las Rozas, on 20 May 2013, 16:30 CEST.| Group | Team |
| 1 | Tenerife |
| 2 | Alavés |
| 3 | L'Hospitalet |
| 4 | Real Jaén |
Matches
Semifinals
First leg
Second leg
Final
First leg
Second leg
| Segunda División B 2012–13 Winners |
| Alavés |
Non-champions Promotion Play-off
First round
Qualified teams
The draw was held in the RFEF headquarters, in Las Rozas, on 20 May 2013, 16:30 CEST.| Group | Position | Team |
| 1 | 2nd | Leganés |
| 2 | 2nd | Eibar |
| 3 | 2nd | Huracán Valencia |
| 4 | 2nd | Cartagena |
| 1 | 3rd | Real Oviedo |
| 2 | 3rd | Bilbao Athletic |
| 3 | 3rd | Levante B |
| 4 | 3rd | Albacete |
| 1 | 4th | Caudal |
| 2 | 4th | Lleida Esportiu |
| 3 | 4th | Alcoyano |
| 4 | 4th | Lucena |
Matches
First leg
Second leg
Second round
Qualified teams
The draw was held in the RFEF headquarters, in Las Rozas, on 3 June 2013, 17:00 CEST.| Group | Position | Team | Notes |
| 3 | 1st | L'Hospitalet | Group Winners Promotion Play-off losers |
| 4 | 1st | Real Jaén | Group Winners Promotion Play-off losers |
| 2 | 2nd | Eibar | First round winners |
| 3 | 2nd | Huracán Valencia | First round winners |
| 1 | 3rd | Real Oviedo | First round winners |
| 2 | 3rd | Bilbao Athletic | First round winners |
| 1 | 4th | Caudal | First round winners |
| 2 | 4th | Lleida Esportiu | First round winners |
Matches
First leg
Second leg
Third round
Qualified teams
Regulations determined the ties and were confirmed in the RFEF headquarters, in Las Rozas, on 17 June 2013, 16:30 CEST.| Group | Position | Team |
| 3 | 1st | L'Hospitalet |
| 4 | 1st | Real Jaén |
| 2 | 2nd | Eibar |
| 3 | 2nd | Huracán Valencia |
Matches
First leg
Second leg
Relegation play-off
Qualified teams
The draw was held in the RFEF headquarters, in Las Rozas, on 20 May 2013, 16:30 CEST.| Group | Position | Team |
| 1 | 16th | Zamora |
| 2 | 16th | Zaragoza B |
| 3 | 17th | Constància |
| 4 | 16th | Villanovense |