| A(D) | Club | VS | MD | |
|---|---|---|---|---|
| 33(236) | Castres | Munster | 15-Oct-2017 | Match Details |
| 31(54) | Racing CF | Leicester Tigers | 21-Jan-2018 | Match Details |
| 30(179) | Northampton Saints | Clermont Auvergne | 13-Jan-2018 | Match Details |
| 30(247) | La Rochelle | Ulster | 22-Oct-2017 | Match Details |
| 30(206) | Harlequins | London Wasps | 22-Oct-2017 | Match Details |
| 30(206) | Toulon | Bath | 16-Dec-2017 | Match Details |
| 29(180) | Clermont Auvergne | Northampton Saints | 13-Jan-2018 | Match Details |
| 29(147) | Leinster | Exeter Chiefs | 10-Dec-2017 | Match Details |
| 29(141) | Leicester Tigers | Racing CF | 21-Jan-2018 | Match Details |
| 29(18) | Ospreys | Clermont Auvergne | 20-Jan-2018 | Match Details |
| 29(302) | Munster | Castres | 15-Oct-2017 | Match Details |
| 29(258) | Exeter Chiefs | Montpellier | 22-Oct-2017 | Match Details |
| 28(187) | London Wasps | Harlequins | 22-Oct-2017 | Match Details |
| 28(154) | Scarlets | Benetton Treviso | 09-Dec-2017 | Match Details |
| 28(73) | Saracens | Clermont Auvergne | 11-Dec-2017 | Match Details |
| 28(360) | Ulster | La Rochelle | 13-Jan-2018 | Match Details |
| 28(326) | Montpellier | Exeter Chiefs | 13-Jan-2018 | Match Details |
| 28(304) | Bath | Toulon | 09-Dec-2017 | Match Details |
| 28(301) | Benetton Treviso | Scarlets | 16-Dec-2017 | Match Details |
| 26(104) | Glasgow Warriors | Exeter Chiefs | 14-Oct-2017 | Match Details |
MD = Match date,
A(D) = Age(days).