| 20 Sep 24 | r01        | Cardiff RugbyCardiff Rugby | 22 - 17 | ZebreZebre |
| |
| 28 Sep 24 | r02        | ScarletsScarlets | 15 - 24 | Cardiff RugbyCardiff Rugby |
| |
| 04 Oct 24 | r03        | Cardiff RugbyCardiff Rugby | 36 - 52 | GlasgowGlasgow |
| |
| 12 Oct 24 | r04        | Cardiff RugbyCardiff Rugby | 19 - 25 | ScarletsScarlets |
| |
| 19 Oct 24 | r05        | EdinburghEdinburgh | 27 - 8 | Cardiff RugbyCardiff Rugby |
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| 26 Oct 24 | r06        | Cardiff RugbyCardiff Rugby | 21 - 19 | UlsterUlster |
| |
| 30 Nov 24 | r07        | Cardiff RugbyCardiff Rugby | 31 - 23 | DragonsDragons |
| |
| 26 Dec 24 | r08        | DragonsDragons | 22 - 24 | Cardiff RugbyCardiff Rugby |
| |
| 01 Jan 25 | r09        | Cardiff RugbyCardiff Rugby | 13 - 13 | OspreysOspreys |
| |
| 25 Jan 25 | r10        | Cardiff RugbyCardiff Rugby | 22 - 42 | The SharksThe Sharks |
| |
| 15 Feb 25 | r11        | ConnachtConnacht | 24 - 19 | Cardiff RugbyCardiff Rugby |
| |
| 01 Mar 25 | r12        | LeinsterLeinster | 42 - 24 | Cardiff RugbyCardiff Rugby |
| |
| 21 Mar 25 | r13        | Cardiff RugbyCardiff Rugby | 20 - 17 | Lions Super RugbyLions Super R |
| |
| 29 Mar 25 | r14        | BenettonBenetton | 20 - 19 | Cardiff RugbyCardiff Rugby |
| |
| 19 Apr 25 | r15        | OspreysOspreys | 19 - 36 | Cardiff RugbyCardiff Rugby |
| |
| 25 Apr 25 | r16        | Cardiff RugbyCardiff Rugby | 26 - 21 | MunsterMunster |
| |
| 10 May 25 | r17        | Bulls Super RugbyBulls Super R | 45 - 21 | Cardiff RugbyCardiff Rugby |
| |
| 16 May 25 | r18        | StormersStormers | 34 - 24 | Cardiff RugbyCardiff Rugby |