| 2024-05-19 12:00 | R38 | Luton Town |  | - |  | Fulham | | cd |
| 2024-05-03 16:00 | R36 | Luton Town | | 1-1 |  | Everton | Elijah Adebayo 31'; Calvert-Lewin 24' (pen.) | |
| 2024-04-20 11:00 | R34 | Luton Town | | 1-5 |  | Brentford | Luke Berry 90'; Yoane Wissa 24' 45', Ethan Pinnock 62', Keane Lewis-Potter 64', Kevin Schade 86' | |
| 2024-04-06 11:00 | R32 | Luton Town | | 2-1 |  | Bournemouth | Jordan Clark 73', Carlton Morris 90'; Marcus Tavernier 52' | |
| 2024-03-23 11:30 | F | Hashtag United |  | 2-1 |  | Newcastle | | |
| 2024-03-16 12:00 | R29 | Luton Town | | 1-1 |  | Nottingham Forest | Luke Berry 89'; Chris Wood 34' | |
| 2024-03-02 14:30 | R27 | Luton Town | | 2-3 |  | Aston Villa | Tahith Chong 66', Carlton Morris 72'; Ollie Watkins 24' 38', Lucas Digne 89' | |
| 2024-02-27 17:00 | 5R | Luton Town | | 2-6 |  | Manchester City | Jordan Clark 45' 52'; Erling Haaland 3' 18' 40' 55' 58', Mateo Kovacic 72' | |
| 2024-02-18 13:30 | R25 | Luton Town | | 1-2 |  | Manchester United | Carlton Morris 14'; Rasmus Højlund 1' 7' | |
| 2024-02-10 12:00 | R24 | Luton Town | | 1-3 |  | Sheffield United | Carlton Morris 52' (pen.); Cameron Archer 30', James McAtee 36' (pen.), Vinicius Souza 72' | |
| 2024-01-30 16:45 | R22 | Luton Town | | 4-0 |  | Brighton & Hove Albion | Elijah Adebayo 1' 42' 56', Chiedozie Ogbene 3' | |
| 2024-01-07 11:00 | 3R | Luton Town | | 0-0 |  | Bolton Wanderers | | |
| 2023-12-30 09:30 | R20 | Luton Town | | 2-3 |  | Chelsea | Ross Barkley 80', Elijah Adebayo 87'; Cole Palmer 12' 70', Noni Madueke 37' | |
| 2023-12-23 12:00 | R18 | Luton Town | | 1-0 | | Newcastle | Andros Townsend 25' | |
| 2023-12-10 11:00 | R16 | Luton Town | | 1-2 | | Manchester City | Elijah Adebayo 45'; Bernardo Silva 62', Jack Grealish 65' | |
| 2023-12-05 17:15 | R15 | Luton Town | | 3-4 |  | Arsenal | Gabriel Osho 25', Elijah Adebayo 49', Ross Barkley 57'; Gabriel Martinelli 20', Gabriel Jesus 45', Kai Havertz 60', Declan Rice 90' | |
| 2023-11-25 12:00 | R13 | Luton Town | | 2-1 |  | Crystal Palace | Teden Mengi 72', Jacob Brown 83'; Michael Olise 74' | |
| 2023-11-05 13:30 | R11 | Luton Town | | 1-1 |  | Liverpool | Tahith Chong 80'; Luis Díaz 90' | |
| 2023-10-07 08:30 | R8 | Luton Town | | 0-1 |  | Tottenham | Micky van de Ven 52' | |
| 2023-10-03 15:30 | R2 | Luton Town | | 1-2 |  | Burnley | Elijah Adebayo 84'; Lyle Foster 45', Bruun Larsen 85' | |
| 2023-09-23 11:00 | R6 | Luton Town | | 1-1 |  | Wolverhampton | Carlton Morris 65' (pen.); Pedro Neto 50' | |
| 2023-09-01 16:00 | R4 | Luton Town | | 1-2 |  | West Ham | Mads Andersen 90'; Jarrod Bowen 37', Kurt Zouma 85' | |
| 2023-08-29 15:45 | 2R | Luton Town | | 3-2 |  | Gillingham | Jacob Brown 2', Alfie Doughty 28', Cauley Woodrow 66'; Jayden Clarke 55', Tom Nichols 88' | |
03/05 - 21:30
04/05 - 08:30
04/05 - 16:00
04/05 - 17:00
04/05 - 17:00
04/05 - 20:30
04/05 - 21:00
