Luton U21 (): cada chegada e saída, valores pagos e recebidos, e o valor de mercado do plantel.
| Data | Jogador | De | Para | Verba |
|---|---|---|---|---|
| 2024-02-01 | Taylan Harris | Reading U18 | Luton U21 | — |
| 2024-02-01 | Aidan Francis-Clarke | Luton U21 | St Albans City | Empréstimo |
| 2024-02-01 | Jake Burger | Luton U21 | St Albans City | Empréstimo |
| 2024-01-16 | Jayden Luker | Luton U21 | Woking | Empréstimo |
| 2023-09-01 | Aidan Francis-Clarke | Luton U21 | Dag & Red FC | Empréstimo |
| 2023-07-01 | Jake Burger | Luton U18 | Luton U21 | — |
| 2023-07-01 | Joe Johnson | Luton U18 | Luton U21 | — |
| 2023-07-01 | Zack Nelson | Luton U18 | Luton U21 | — |
| 2023-03-24 | Aidan Francis-Clarke | Luton U21 | St Albans City | Empréstimo |
| 2023-01-31 | Axel Piesold | Dunstable | Luton U21 | Livre |
| 2022-07-01 | Aidan Francis-Clarke | Luton U18 | Luton U21 | — |