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| U | FK Astana | - | PFC Ludogorets Razgrad | 2:1 (1:1) | ||
| R | PFC Ludogorets Razgrad | - | FK Astana | 5:1 (1:1) | ||
| U: 08.08.2023 16:00 | R: 17.08.2023 20:00 | Winnaars: PFC Ludogorets Razgrad | ||||
| U | FK Žalgiris | - | BK Häcken | 1:3 (0:1) | ||
| R | BK Häcken | - | FK Žalgiris | 5:0 (1:0) | ||
| U: 10.08.2023 18:00 | R: 17.08.2023 19:00 | Winnaars: BK Häcken | ||||
| U | Qarabağ FK | - | HJK Helsinki | 2:1 (0:0) | ||
| R | HJK Helsinki | - | Qarabağ FK | 1:2 (1:1) | ||
| U: 10.08.2023 18:00 | R: 17.08.2023 18:00 | Winnaars: Qarabağ FK | ||||
| U | FC Sheriff | - | BATE Borisov | 5:1 (2:0) | ||
| R | BATE Borisov | - | FC Sheriff | 2:2 (1:2) | ||
| U: 10.08.2023 19:00 | R: 17.08.2023 20:00 | Winnaars: FC Sheriff | ||||
| U | Slavia Praag | - | SK Dnipro-1 | 3:0 (2:0) | ||
| R | SK Dnipro-1 | - | Slavia Praag | 1:1 (1:0) | ||
| U: 10.08.2023 19:00 | R: 17.08.2023 20:00 | Winnaars: Slavia Praag | ||||
| U | Zrinjski Mostar | - | Breiðablik | 6:2 (5:0) | ||
| R | Breiðablik | - | Zrinjski Mostar | 1:0 (0:0) | ||
| U: 10.08.2023 21:00 | R: 17.08.2023 19:30 | Winnaars: Zrinjski Mostar | ||||
| U | Olympiakos | - | KRC Genk | 1:0 (1:0) | ||
| R | KRC Genk | - | Olympiakos | 1:1 (1:0) | ||
| U: 10.08.2023 21:00 | R: 17.08.2023 20:00 | Winnaars: Olympiakos | ||||
