| 1 | Mon 16 Jul 2018 | 256-0 v TavistockTavistock 0-6 Cardiff City | Friendly |
| 2 | Fri 20 Jul 2018 | 251-1 v Torquay UnitedTorquay United 1-1 Cardiff City | Friendly |
| 3 | Sat 11 Aug 2018 | 250-2 v AFC BournemouthAFC Bournemouth 2-0 Cardiff City | Premier League |
| 4 | Sat 18 Aug 2018 | 10-0 v Newcastle UnitedCardiff City 0-0 Newcastle United | Premier League |
| 5 | Sat 25 Aug 2018 | 10-0 v Huddersfield TownHuddersfield Town 0-0 Cardiff City | Premier League |
| 6 | Sun 2 Sep 2018 | 12-3 v ArsenalCardiff City 2-3 Arsenal | Premier League |
| 7 | Sat 15 Sep 2018 | 11-4 v ChelseaChelsea 4-1 Cardiff City | Premier League |
| 8 | Sat 22 Sep 2018 | 10-5 v Manchester CityCardiff City 0-5 Manchester City | Premier League |
| 9 | Sun 30 Sep 2018 | 11-2 v BurnleyCardiff City 1-2 Burnley | Premier League |
| 10 | Sat 6 Oct 2018 | 10-1 v Tottenham HotspurTottenham Hotspur 1-0 Cardiff City | Premier League |
| 11 | Sat 20 Oct 2018 | 14-2 v FulhamCardiff City 4-2 Fulham | Premier League |
| 12 | Sat 27 Oct 2018 | 11-4 v LiverpoolLiverpool 4-1 Cardiff City | Premier League |
| 13 | Sat 3 Nov 2018 | 10-1 v Leicester CityCardiff City 0-1 Leicester City | Premier League |
| 14 | Sat 10 Nov 2018 | 12-1 v Brighton & Hove AlbionCardiff City 2-1 Brighton & Hove Albion | Premier League |
| 15 | Sat 24 Nov 2018 | 1 0-1 v EvertonEverton 1-0 Cardiff City | Premier League |
| 16 | Fri 30 Nov 2018 | 12-1 v Wolverhampton WanderersCardiff City 2-1 Wolverhampton Wanderers | Premier League |
| 17 | Tue 4 Dec 2018 | 11-3 v West Ham UnitedWest Ham United 3-1 Cardiff City | Premier League |
| 18 | Sat 15 Dec 2018 | 12-3 v WatfordWatford 3-2 Cardiff City | Premier League |
| 19 | Sat 22 Dec 2018 | 11-5 v Manchester UnitedCardiff City 1-5 Manchester United | Premier League |
| 20 | Wed 26 Dec 2018 | 10-0 v Crystal PalaceCrystal Palace 0-0 Cardiff City | Premier League |
| 21 | Sat 29 Dec 2018 | 1 1-0 v Leicester CityLeicester City 0-1 Cardiff City | Premier League |
| 22 | Tue 1 Jan 2019 | 10-3 v Tottenham HotspurCardiff City 0-3 Tottenham Hotspur | Premier League |
| 23 | Sat 12 Jan 2019 | 10-0 v Huddersfield TownCardiff City 0-0 Huddersfield Town | Premier League |
| 24 | Sat 19 Jan 2019 | 10-3 v Newcastle UnitedNewcastle United 3-0 Cardiff City | Premier League |
| 25 | Tue 29 Jan 2019 | 11-2 v ArsenalArsenal 2-1 Cardiff City | Premier League |
| 26 | Sat 2 Feb 2019 | 12-0 v AFC BournemouthCardiff City 2-0 AFC Bournemouth | Premier League |
| 27 | Sat 9 Feb 2019 | 12-1 v SouthamptonSouthampton 1-2 Cardiff City | Premier League |
| 28 | Fri 22 Feb 2019 | 11-5 v WatfordCardiff City 1-5 Watford | Premier League |
| 29 | Tue 26 Feb 2019 | 10-3 v EvertonCardiff City 0-3 Everton | Premier League |
| 30 | Sat 2 Mar 2019 | 10-2 v Wolverhampton WanderersWolverhampton Wanderers 2-0 Cardiff City | Premier League |
| 31 | Sat 9 Mar 2019 | 12-0 v West Ham UnitedCardiff City 2-0 West Ham United | Premier League |
| 32 | Sun 31 Mar 2019 | 11-2 v ChelseaCardiff City 1-2 Chelsea | Premier League |
| 33 | Sat 13 Apr 2019 | 10-2 v BurnleyBurnley 2-0 Cardiff City | Premier League |
| 34 | Tue 16 Apr 2019 | 12-0 v Brighton & Hove AlbionBrighton & Hove Albion 0-2 Cardiff City | Premier League |
| 35 | Sun 21 Apr 2019 | 10-2 v LiverpoolCardiff City 0-2 Liverpool | Premier League |
| 36 | Sat 27 Apr 2019 | 10-1 v FulhamFulham 1-0 Cardiff City | Premier League |
| 37 | Sat 4 May 2019 | 12-3 v Crystal PalaceCardiff City 2-3 Crystal Palace | Premier League |
| 38 | Sun 12 May 2019 | 12-0 v Manchester UnitedManchester United 0-2 Cardiff City | Premier League |