| Date | Home | Away | Group | Result |
|---|---|---|---|---|
| 10/24/23 11:45 AM | Inter Milan | FC Red Bull Salzburg | Group D | 2-1 |
| 10/24/23 11:45 AM | Galatasaray Istanbul | FC Bayern Munich | Group A | 1-3 |
| 10/24/23 2:00 PM | Benfica Lisbon | Real Sociedad | Group D | 0-1 |
| 10/24/23 2:00 PM | 1. FC Union Berlin | SSC Napoli | Group C | 0-1 |
| 10/24/23 2:00 PM | Sporting Braga | Real Madrid | Group C | 1-2 |
| 10/24/23 2:00 PM | RC Lens | PSV Eindhoven | Group B | 1-1 |
| 10/24/23 2:00 PM | FC Sevilla | Arsenal FC | Group B | 1-2 |
| 10/24/23 2:00 PM | Manchester United | FC Copenhagen | Group A | 1-0 |
| 10/25/23 11:45 AM | FC Barcelona | Schachtjor Donezk | Group H | 2-1 |
| 10/25/23 11:45 AM | Feyenoord Rotterdam | Lazio Rom | Group E | 3-1 |
| 10/25/23 2:00 PM | Royal Antwerp FC | FC Porto | Group H | 1-4 |
| 10/25/23 2:00 PM | RB Leipzig | Red Star Belgrad | Group G | 3-1 |
| 10/25/23 2:00 PM | Young Boys Bern | Manchester City | Group G | 1-3 |
| 10/25/23 2:00 PM | Paris St. Germain | AC Milan | Group F | 3-0 |
| 10/25/23 2:00 PM | Newcastle United | Borussia Dortmund | Group F | 0-1 |
| 10/25/23 2:00 PM | Celtic Glasgow | Atletico Madrid | Group E | 2-2 |