| 2024-05-09 21:00 | DF | Olympiacos |  | - |  | Aston Villa | | h2h |
| 2024-04-21 19:30 | | Olympiacos | | 2-1 |  | PAOK | Quini 27', Gelson Martins 61'; Marcos Antônio 90' | |
| 2024-04-11 18:45 | QF | Olympiacos | | 3-2 |  | Fenerbahçe | Kostas Fortounis 8', Stevan Jovetic 32', Chiquinho 57'; Dusan Tadic 68' (P), Irfan Kahveci 74' | |
| 2024-04-03 18:00 | | Olympiacos | | 3-0 |  | Aris | Ayoub Kaabi 6', Daniel Podence 60', João Carvalho 89' | |
| 2024-03-10 19:30 | | Olympiacos | | 1-3 |  | Panathinaikos | Daniel Podence 24'; Tasos Bakasetas 41', Fotis Ioannidis 45' 70' | |
| 2024-03-07 18:45 | 1/8 | Olympiacos | | 1-4 |  | Maccabi Tel Aviv | Ayoub Kaabi 13'; Eran Zahavi 4' 30', Ido Shahar 9', Dor Peretz 74' | |
| 2024-02-28 14:00 | 1/8 | Olympiacos | | 2-2(4-2 pen.) |  | Lens | Charalampos Kostoulas 58' (P), Stavros Pnevmonidis 62'; Ayanda Sishuba 19', Rayan Fofana 52' | |
| 2024-02-15 18:45 | POff | Olympiacos | | 1-0 |  | Ferencváros | Ayoub Kaabi 83' | |
| 2024-01-17 20:00 | 1/8 | Olympiacos | | 0-0(6-7 pen.) | | Panathinaikos | | |
| 2023-12-14 21:00 | Grp.A | Olympiacos | | 5-2 |  | TSC Backa Topola | Ayoub Kaabi 21', Daniel Podence 40' 42', Youssef El-Arabi 67'; Veljko Ilic 46' (c.s.c.), Ifet Djakovac 48', Aleksandar Cirkovic 60' | |
| 2023-11-29 16:00 | 2E | Olympiacos | | 4-0 |  | FK Qabala | Christos Mouzakitis 15' 72' (P), Christos Gatopoulos 56', Athanasios Koutsogoulas 90' (P) | |
| 2023-10-26 18:45 | Grp.A | Olympiacos | | 2-1 |  | West Ham | Kostas Fortounis 33', Rodinei 45'; Lucas Paquetá 87' | |
| 2023-09-21 21:00 | Grp.A | Olympiacos | | 2-3 |  | SC Freiburg | Ayoub Kaabi 40' 74'; Roland Sallai 9', Vincenzo Grifo 45' (P), Maximilian Philipp 86' | |
| 2023-08-24 21:00 | POff | Olympiacos | | 3-1 |  | Cukaricki | Ayoub Kaabi 3' 40', Kostas Fortounis 15'; Igor Miladinovic 90' | |
| 2023-08-16 21:00 | F | Manchester City |  | 1-1(5-4 pen.) |  | Sevilla | Cole Palmer 63'; Youssef En-Nesyri 25' | |
| 2023-08-10 21:00 | 1TP | Olympiacos | | 1-0 |  | Genk | Kostas Fortounis 1' | |
25/04 - 21:00
