| Date | Home | Away | Group | Result |
|---|---|---|---|---|
| 11/9/23 5:45 PM | Qarabag | Bayer 04 Leverkusen | Group H | 0-1 |
| 11/9/23 5:45 PM | Servette FC Genève | Sheriff Tiraspol | Group G | 2-1 |
| 11/9/23 5:45 PM | Slavia Prag | AS Roma | Group G | 2-0 |
| 11/9/23 5:45 PM | Ajax Amsterdam | Brighton and Hove Albion | Group B | 0-2 |
| 11/9/23 5:45 PM | FC Toulouse | Liverpool FC | Group E | 3-2 |
| 11/9/23 5:45 PM | Linzer ASK | Royale Union Saint-Gilloise | Group E | 3-0 |
| 11/9/23 5:45 PM | Stade Rennes | Panathinaikos Athens | Group F | 3-1 |
| 11/9/23 5:45 PM | Maccabi Haifa | FC Villarreal | Group F | 1-2 |
| 11/9/23 8:00 PM | BK Häcken | Molde FK | Group H | 1-3 |
| 11/9/23 8:00 PM | SC Freiburg | TSC Backa Topola | Group A | 5-0 |
| 11/9/23 8:00 PM | West Ham United | Olympiakos Piräus | Group A | 1-0 |
| 11/9/23 8:00 PM | AEK Athens | Olympique Marseille | Group B | 0-2 |
| 11/9/23 8:00 PM | Glasgow Rangers | Sparta Prag | Group C | 2-1 |
| 11/9/23 8:00 PM | Real Betis Sevilla | Aris Limassol | Group C | 4-1 |
| 11/9/23 8:00 PM | Atalanta Bergamo | SK Sturm Graz | Group D | 1-0 |
| 11/9/23 8:00 PM | Sporting Lisbon | KS Rakow Czestochowa | Group D | 2-1 |