Stadium: Reale Arena Round: 3
Referee: Juan Martinez Munuera Home Manager: Imanol Alguacil Away Manager: Manuel Pellegrini
| Spain Copa del Rey | 2021/01/26 20:00 | Real Betis v Real Sociedad | L | 3-1 |
| Spain La Liga | 2021/01/23 17:30 | Real Sociedad v Real Betis | D | 2-2 |
| Spain La Liga | 2020/10/18 19:00 | Real Betis v Real Sociedad | W | 0-3 |
| Spain La Liga | 2020/01/19 13:00 | Real Betis v Real Sociedad | L | 3-0 |
| Spain La Liga | 2019/10/20 12:00 | Real Sociedad v Real Betis | W | 3-1 |
| Spain La Liga | 2019/04/04 19:30 | Real Sociedad v Real Betis | W | 2-1 |
| Spain Copa del Rey | 2019/01/17 18:30 | Real Sociedad v Real Betis | D | 2-2 |
| Spain Copa del Rey | 2019/01/10 19:30 | Real Betis v Real Sociedad | D | 0-0 |
| Spain La Liga | 2021/11/07 17:30 | Osasuna v Real Sociedad | W | 0-2 |
| UEFA Europa League | 2021/11/04 17:45 | Real Sociedad v SK Sturm Graz | D | 1-1 |
| Spain La Liga | 2021/10/31 20:00 | Real Sociedad v Athletic Bilbao | D | 1-1 |
| Spain La Liga | 2021/10/28 17:00 | Celta Vigo v Real Sociedad | W | 0-2 |
| Spain La Liga | 2021/10/24 19:00 | Atletico Madrid v Real Sociedad | D | 2-2 |
| UEFA Europa League | 2021/10/21 19:00 | SK Sturm Graz v Real Sociedad | W | 0-1 |
| Spain La Liga | 2021/10/16 19:00 | Real Sociedad v Mallorca | W | 1-0 |
| Spain La Liga | 2021/10/03 16:30 | Getafe v Real Sociedad | D | 1-1 |
| Spain La Liga | 2021/11/07 20:00 | Real Betis v Sevilla | L | 0-2 |
| UEFA Europa League | 2021/11/04 20:00 | Bayer Leverkusen v Real Betis | L | 4-0 |
| Spain La Liga | 2021/10/31 15:15 | Atletico Madrid v Real Betis | L | 3-0 |
| Spain La Liga | 2021/10/27 18:00 | Real Betis v Valencia | W | 4-1 |
| Spain La Liga | 2021/10/24 16:30 | Real Betis v Rayo Vallecano | W | 3-2 |
| UEFA Europa League | 2021/10/21 16:45 | Real Betis v Bayer Leverkusen | D | 1-1 |
| Spain La Liga | 2021/10/18 17:00 | CD Alaves v Real Betis | W | 0-1 |
| Spain La Liga | 2021/10/03 16:30 | Villarreal v Real Betis | L | 2-0 |