Head to Head
| Pro 14 Rugby | 2018/02/17 15:15 | Leinster v Scarlets | L | 20-13 |
| Pro 14 Rugby | 2017/05/19 18:45 | Leinster v Scarlets | W | 15-27 |
| Pro 14 Rugby | 2017/03/04 19:35 | Leinster v Scarlets | L | 45-9 |
| Pro 14 Rugby | 2016/11/25 19:35 | Scarlets v Leinster | W | 38-29 |
| United Rugby Championship | 2015/11/06 19:35 | Leinster v Scarlets | L | 19-15 |
| United Rugby Championship | 2015/10/16 18:35 | Scarlets v Leinster | W | 25-14 |
| United Rugby Championship | 2015/03/07 17:15 | Scarlets v Leinster | W | 23-13 |
| United Rugby Championship | 2014/09/13 13:40 | Leinster v Scarlets | L | 42-12 |
Home History
| Pro 14 Rugby | 2018/02/24 19:35 | Scarlets v Ulster | W | 34-10 |
| Pro 14 Rugby | 2018/02/17 15:15 | Leinster v Scarlets | L | 20-13 |
| Pro 14 Rugby | 2018/02/11 13:05 | Benetton Treviso v Scarlets | L | 22-12 |
| LV Cup | 2018/02/02 19:05 | Scarlets v Sale Sharks | L | 18-45 |
| LV Cup | 2018/01/27 15:00 | Harlequins v Scarlets | L | 35-7 |
| European Rugby Champions Cup | 2018/01/20 17:30 | Scarlets v Toulon | W | 30-27 |
| British & Irish Cup | 2018/01/13 14:30 | Hartpury College v Scarlets | L | 41-24 |
| European Rugby Champions Cup | 2018/01/12 19:45 | Bath v Scarlets | W | 17-35 |
Away History
| Pro 14 Rugby | 2018/02/23 19:35 | Leinster v Southern Kings | W | 64-7 |
| Pro 14 Rugby | 2018/02/17 15:15 | Leinster v Scarlets | W | 20-13 |
| Pro 14 Rugby | 2018/02/09 19:35 | Edinburgh v Leinster | L | 29-24 |
| European Rugby Champions Cup | 2018/01/20 13:00 | Montpellier v Leinster | W | 14-23 |
| European Rugby Champions Cup | 2018/01/14 13:00 | Leinster v Glasgow | W | 55-19 |
| Pro 14 Rugby | 2018/01/06 17:35 | Leinster v Ulster | W | 38-7 |
| Pro 14 Rugby | 2018/01/01 15:15 | Leinster v Connacht | W | 21-18 |
| Pro 14 Rugby | 2017/12/26 15:15 | Munster v Leinster | W | 24-34 |