| FC Nordsjælland til Gruppespil | |
| | 24.08.2023 | FC Nordsjælland - Partizan Beograd 5-0 | | 31.08.2023 | Partizan Beograd - FC Nordsjælland 0-1 |
| 11. | 1-0 | Martin Frese | | 30. | 0-1 | Ibrahim Osman |
| 43. | 2-0 | Marcus Ingvartsen, straffe | | 83. | | Nemanja Nikolic, Partizan Beograd |
| 68. | 3-0 | Marcus Ingvartsen, straffe | | | | |
| 73. | 4-0 | Oliver Villadsen | | | | |
| 88. | 5-0 | Selvmål, Mihajlo Ilic | | | | |
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| Legia Warszawa til Gruppespil (vandt 6-5 på straffe) | |
| | 24.08.2023 | FC Midtjylland - Legia Warszawa 3-3 | | 31.08.2023 | Legia Warszawa - FC Midtjylland 1-1 (efs) |
| 16. | 1-0 | Juninho | | 53. | 1-0 | Tomas Pekhart |
| 26. | 1-1 | Marc Gual | | 71. | 1-1 | Paulinho |
| 34. | 2-1 | Franculino | | | | |
| 64. | 2-2 | Bartosz Slisz | | | | |
| 71. | 3-2 | Franculino | | | | |
| 86. | 3-3 | Blaz Kramer | | | | |
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| Aston Villa til Gruppespil | |
| | 23.08.2023 | Hibernian - Aston Villa 0-5 | | 31.08.2023 | Aston Villa - Hibernian 3-0 |
| 17. | 0-1 | Ollie Watkins | | 11. | 1-0 | Jhon Duran |
| 33. | 0-2 | Ollie Watkins | | 34. | 2-0 | Leon Bailey |
| 42. | 0-3 | Leon Bailey | | 61. | 3-0 | Matty Cash |
| 51. | 0-4 | Ollie Watkins | | | | |
| 74. | 0-5 | Douglas Luiz, straffe | | | | |
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| Spartak Trnava til Gruppespil | |
| | 23.08.2023 | Spartak Trnava - Dnipro-1 1-1 | | 31.08.2023 | Dnipro1 - Spartak Trnava 1-2 (efs) |
| 5. | | Eduard Sarapiy, Dnipro-1 | | 3. | 0-1 | Erik Daniel |
| 55. | 1-0 | Kelvin Ofori | | 61, | 1-1 | Selvmål, Nicolas Gorosito |
| 67. | 1-1 | Oleksandr Pikhalyonok | | 99. | | Ruslan Babenko, Dnipro-1 |
| 89. | | Igor Kogut, Dnipro-1 | | 106. | 1-2 | Martin Bukata |
| | | | | 108. | | Oleg Gorin, Dnipro-1 |
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| Viktoria Plzen til Gruppespil | |
| | 24.08.2023 | Tobol - Viktoria Plzen 1-2 | | 31.08.2023 | Viktoria Plzen - Tobol 3-0 |
| 73. | 0-1 | Cadu | | 32. | 1-0 | Tomas Chory |
| 90. | 0-2 | Lukas Kalvach | | 59. | 2-0 | Rafiu Durosinmi |
| 90. | 1-2 | Serges Deble, straffe | | 90. | 3-0 | Ibrahim Traore |
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| Fenerbahce til Gruppespil | |
| | 24.08.2023 | Fenerbahce - Twente 5-1 | | 31.08.2023 | Twente - Fenerbahce 0-1 |
| 20. | 0-1 | Manfred Ugalde | | 72. | 0-1 | Edin Czeko |
| 33. | 1-1 | Jayden Oosterwolde | | | | |
| 41. | | Youri Regeer | | | | |
| 60. | 2-1 | Sebastian Szymanski | | | | |
| 63. | 3-1 | Irfan Kahveci | | | | |
| 74. | 4-1 | Irfan Kahveci | | | | |
| 90. | 5-1 | Dusan Tadic, straffe | | | | |
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| Besiktas til Gruppespil | |
| | 24.08.2023 | Dinamo Kiev - Besiktas 2-3 | | 31.08.2023 | Besiktas - Dinamo Kiev 1-0 |
| 40. | 0-1 | Vincent Aboubakar, straffe | | 52. | 1-0 | Vincent Aboubakar |
| 60. | 1-1 | Mykola Shaparenko | | | | |
| 64. | 1-2 | Omar Colley | | | | |
| 66. | 2-2 | Nazar Voloshyn | | | | |
| 90. | 2-3 | Bakhtiyor Zaynutdinov | | | | |
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| Frankfurt til Gruppespil | |
| | 24.08.2023 | Levski Sofia - Frankfurt 1-1 | | 31.08.2023 | Frankfurt - Levski Sofia 2-0 |
| 6. | 0-1 | Randal Muani | | 79. | 1-0 | Jessic Ngankam |
| 90. | 1-1 | Hassimi Fadiga | | 86. | 2-0 | Ellyes Skhiri |
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| Maccabi Tel Aviv til Gruppespil | |
| | 24.08.2023 | Maccabi Tel Aviv - NK Celje 4-1 | | 31.08.2023 | NK Celje - Maccabi Tel Aviv 1-1 |
| 22. | 1-0 | Eran Zahavi, straffe | | 12. | 1-0 | Aljosa Matko |
| 29. | 1-1 | Gregor Bajde | | 49. | 1-1 | Gabi Kanichowsky |
| 51. | 2-1 | Eran Zahavi | | | | |
| 72. | 3-1 | Eran Zahavi | | | | |
| 90. | 4-1 | Dor Turgeman | | | | |
| 90. | | Klemen Nmannic, NK Celje | | | | |
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| Fiorentina til Gruppespil | |
| | 24.08.2023 | Rapid Wien - Fiorentina 1-0 | | 31.08.2023 | Fiorentina - Rapid Wien 2-0 |
| 35. | 1-0 | Marco Grull, straffe | | 59. | 1-0 | Nicolas Gonzalez |
| | | | | 90. | 2-0 | Nicolas Gonzalez, straffe |
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| Bodø/Glimt til Gruppespil | |
| | 24.08.2023 | Sepsi - Bodø/Glimt 2-2 | | 31.08.2023 | Bodø/Glimt - Sepsi 3-2 (efs) |
| 19. | 0-1 | Faris Moumbagna | | 24. | 1-0 | Sondre Sorli |
| 48. | 1-1 | Isnik Alimi, straffe | | 29. | 2-0 | Amahl Pellegrino |
| 69. | 1-2 | Patrick Berg | | 42. | 2-1 | Isnik Alimi |
| 81 | 2-2 | Cosmin Matei | | 46. | 2-2 | Roland Varga |
| | | | | 100. | 3-2 | Amahl Pellegrino |
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| Genk til Gruppespil (vandt 5-4 på straffe) | |
| | 24.08.2023 | Genk - Adana Demirspor 2-1 | | 31.08.2023 | Adana Demirspor - Genk 1-0 (efs) |
| 47. | 0-1 | Emre Akbaba | | 45. | 1-0 | Cherif Ndiaye |
| 77. | 1-1 | Toluwalase Arokodare | | | | |
| 90. | 2-1 | Daniel Munoz | | | | |
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| Gent til Gruppespil | |
| | 24.08.2023 | Gent - APOEL 2-0 | | 31.08.2023 | APOEL - Gent 1-2 |
| 77. | 1-0 | Malick Fofana | | 29. | 0-1 | Matisse Samoise |
| 90. | 2-0 | Hyun-Seok Hong | | 79. | 0-2 | Tarik Tissoudali |
| | | | | 90. | 1-2 | Selvmål, Davy Roef |
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| Lille til Gruppespil | |
| | 24.08.2023 | Lille - Rijeka 2-1 | | 31.08.2023 | Rijeka - Lille 1-1 (efs) |
| 24. | 0-1 | Marco Pasalic | | 58. | 1-0 | Ivan Smolcic |
| 43. | 1-1 | Edon Zhegrova | | 109. | 1-1 | Jonathan David |
| 89. | 2-1 | Leny Yoro | | | | |
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| Club Brugge til Gruppespil | |
| | 24.08.2023 | Osasuna - Club Brugge 1-2 | | 31.08.2023 | Club Brugge - Osasuna 2-2 |
| 50. | 0-1 | Andreas Skov Olsen | | 27. | 0-1 | Johan Mojica |
| 78. | 1-1 | Chimy Avila | | 53. | 0-2 | Ante Budimir |
| 80. | 1-2 | Maxim De Cuyper | | 73. | 1-2 | Igor Thiago |
| | | | | 76. | 2-2 | Andreas Skov Olsen |
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| AZ til Gruppespil (vandt 6-5 på straffe) | |
| | 24.08.2023 | AZ - Brann 1-1 | | 31.08.2023 | Brann - AZ 3-3 (efs) |
| 59. | 0-1 | Niklas Castro | | 12. | 0-1 | Mayckel Lahdo |
| 71. | 1-1 | Pantelis Chatzidiakos | | 29. | 0-2 | Sven Mijnana |
| | | | | 45. | 1-2 | Fredrik Knudsen |
| | | | | 50. | 1-3 | Ruben van Bommel |
| | | | | 66. | 2-3 | Joachim Soltvedt |
| | | | | 82. | 3-3 | Japhet Larsen |
| | | | | 120. | | Felix Myhre, Brann |
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| PAOK til Gruppespil | |
| | 24.08.2023 | Hearts - PAOK 1-2 | | 31.08.2023 | PAOK - Hearts 4-0 |
| 9. | 1-0 | Lawrence Shankland, straffe | | 16. | 1-0 | Taison |
| 12. | 1-1 | Stefan Schwab, straffe | | 23. | 2-0 | Brandon Thomas |
| 75. | 1-2 | Andrija Zivkovic | | 57. | 3-0 | Giannis Konstantelias |
| | | | | 71. | 4-0 | Taison |
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