Head to Head
| United Rugby Championship | 2023/12/02 15:00 | Cardiff Blues v Scarlets | W | 23-29 |
| United Rugby Championship | 2023/11/04 17:15 | Scarlets v Cardiff Blues | W | 31-25 |
| Friendlies | 2023/09/29 18:00 | Cardiff Blues v Scarlets | L | 21-12 |
| United Rugby Championship | 2023/01/07 17:15 | Cardiff Blues v Scarlets | W | 22-28 |
| United Rugby Championship | 2022/10/08 16:15 | Scarlets v Cardiff Blues | L | 10-16 |
| United Rugby Championship | 2022/04/09 14:10 | Cardiff Blues v Scarlets | W | 14-49 |
| United Rugby Championship | 2022/04/02 18:35 | Scarlets v Cardiff Blues | W | 35-20 |
| Pro 14 Rainbow Cup | 2021/05/15 14:00 | Scarlets v Cardiff Blues | L | 28-29 |
Home History
| United Rugby Championship | 2024/09/21 18:35 | Benetton Treviso v Scarlets | D | 20-20 |
| Friendlies | 2024/09/13 18:00 | Saracens v Scarlets | L | 40-21 |
| Friendlies | 2024/09/07 14:00 | Leicester v Scarlets | L | 31-7 |
| Friendlies | 2024/08/31 13:30 | Carmarthen v Scarlets | W | 14-26 |
| United Rugby Championship | 2024/06/01 14:00 | Scarlets v Newport Gwent Dragons | W | 32-15 |
| United Rugby Championship | 2024/05/17 18:35 | Zebre v Scarlets | W | 18-32 |
| United Rugby Championship | 2024/05/11 14:05 | Scarlets v Ulster | L | 20-31 |
| United Rugby Championship | 2024/04/26 18:35 | Scarlets v Sharks | L | 27-32 |
Away History
| United Rugby Championship | 2024/09/20 18:35 | Cardiff Blues v Zebre | W | 22-17 |
| Friendlies | 2024/09/06 18:15 | Cardiff Blues v Bath | W | 29-18 |
| United Rugby Championship | 2024/06/01 16:30 | Cardiff Blues v Ospreys | L | 29-33 |
| United Rugby Championship | 2024/05/18 16:15 | Sharks v Cardiff Blues | W | 14-36 |
| United Rugby Championship | 2024/05/11 16:15 | Lions v Cardiff Blues | L | 34-13 |
| United Rugby Championship | 2024/04/27 14:05 | Cardiff Blues v Edinburgh | L | 7-24 |
| United Rugby Championship | 2024/04/19 18:35 | Ulster v Cardiff Blues | L | 19-17 |
| United Rugby Championship | 2024/03/30 19:35 | Munster v Cardiff Blues | L | 20-15 |