Head to Head
| Pro 14 Rugby | 2018/05/26 17:00 | Leinster v Scarlets | L | 40-32 |
| European Rugby Champions Cup | 2018/04/21 14:30 | Leinster v Scarlets | L | 38-16 |
| Pro 14 Rugby | 2018/03/09 19:35 | Scarlets v Leinster | D | 10-10 |
| 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 |
Home History
| Pro 14 Rugby | 2018/09/01 16:15 | Ulster v Scarlets | L | 15-13 |
| Pro 14 Rugby | 2018/05/26 17:00 | Leinster v Scarlets | L | 40-32 |
| Pro 14 Rugby | 2018/05/18 18:45 | Glasgow v Scarlets | W | 13-28 |
| Pro 14 Rugby | 2018/05/05 17:35 | Scarlets v Cheetahs | W | 43-8 |
| Pro 14 Rugby | 2018/04/28 14:05 | Newport Gwent Dragons v Scarlets | W | 8-33 |
| European Rugby Champions Cup | 2018/04/21 14:30 | Leinster v Scarlets | L | 38-16 |
| Pro 14 Rugby | 2018/04/14 14:15 | Edinburgh v Scarlets | L | 52-14 |
| Pro 14 Rugby | 2018/04/07 15:15 | Scarlets v Glasgow | W | 26-8 |
Away History
| Pro 14 Rugby | 2018/08/31 18:35 | Cardiff Blues v Leinster | W | 32-33 |
| Pro 14 Rugby | 2018/05/26 17:00 | Leinster v Scarlets | W | 40-32 |
| Pro 14 Rugby | 2018/05/19 14:15 | Leinster v Munster | W | 16-15 |
| European Rugby Champions Cup | 2018/05/12 15:45 | Leinster v Racing Metro | W | 15-12 |
| Pro 14 Rugby | 2018/04/28 14:05 | Connacht v Leinster | L | 47-10 |
| European Rugby Champions Cup | 2018/04/21 14:30 | Leinster v Scarlets | W | 38-16 |
| United Rugby Championship | 2018/04/14 18:35 | Leinster v Benetton Treviso | L | 15-17 |
| Pro 14 Rugby | 2018/04/07 13:00 | Leinster v Zebre | W | 41-6 |