*Alashkert Martuni 7-2 Arsenal Tivat
| 20.07.2023 | Arsenal Tivat | 1-6 | Alashkert Martuni | |
| 13.07.2023 | Alashkert Martuni | 1-1 | Arsenal Tivat | |
*Maribor 3-2 Birkirkara FC
| 20.07.2023 | Birkirkara FC | 1-2 | Maribor | |
| 13.07.2023 | Maribor | 1-1 | Birkirkara FC | |
HB Torshavn 0-1 Derry City *
| 20.07.2023 | Derry City | 1-0 | HB Torshavn | |
| 13.07.2023 | HB Torshavn | 0-0 | Derry City | |
*FK Zeljeznicar 4-3 Dinamo Minsk
| 20.07.2023 | Dinamo Minsk | 1-2 | FK Zeljeznicar | |
| 13.07.2023 | FK Zeljeznicar | 2-2 | Dinamo Minsk | |
Dunajska Streda 2-3 Dila Gori *
| 20.07.2023 | Dila Gori | 2-0 | Dunajska Streda | |
| 13.07.2023 | Dunajska Streda | 2-1 | Dila Gori | |
*FC Ararat-Armenia 5-5 Egnatia Rrogozhinë
| 20.07.2023 | Egnatia Rrogozhinë | 4-4/p.2-4 | FC Ararat-Armenia | |
| 13.07.2023 | FC Ararat-Armenia | 1-1 | Egnatia Rrogozhinë | |
FC Haka 2-3 Crusaders Belfast *
| 20.07.2023 | Crusaders Belfast | 1-0 | FC Haka | |
| 13.07.2023 | FC Haka | 2-2 | Crusaders Belfast | |
*Tobol Kostanay 2-1 FC Honka Espoo
| 20.07.2023 | FC Honka Espoo | 0-0 | Tobol Kostanay | |
| 13.07.2023 | Tobol Kostanay | 2-1 | FC Honka Espoo | |
FCB Magpies 1-3 Dundalk FC *
| 20.07.2023 | Dundalk FC | 3-1 | FCB Magpies | |
| 13.07.2023 | FCB Magpies | 0-0 | Dundalk FC | |
*FK Panevezys 3-2 FC Milsami
| 20.07.2023 | FC Milsami | 0-1 | FK Panevezys | |
| 13.07.2023 | FK Panevezys | 2-2 | FC Milsami | |
*Gzira United 3-3 Glentoran Belfast
| 20.07.2023 | Glentoran Belfast | 1-1/p.13-14 | Gzira United | |
| 13.07.2023 | Gzira United | 2-2 | Glentoran Belfast | |
*KA Akureyri 4-0 Connah's Quay
| 20.07.2023 | Connah's Quay | 0-2 | KA Akureyri | |
| 13.07.2023 | KA Akureyri | 2-0 | Connah's Quay | |
*KF Tirana 3-2 Dinamo Batumi
| 20.07.2023 | Dinamo Batumi | 1-2 | KF Tirana | |
| 13.07.2023 | KF Tirana | 1-1 | Dinamo Batumi | |
*Linfield Belfast 3-2 Vllaznia Shkodër
| 20.07.2023 | Vllaznia Shkodër | 1-0 | Linfield Belfast | |
| 13.07.2023 | Linfield Belfast | 3-1 | Vllaznia Shkodër | |
Makedonija GP 1-5 FK RFS *
| 20.07.2023 | FK RFS | 4-1 | Makedonija GP | |
| 13.07.2023 | Makedonija GP | 0-1 | FK RFS | |
*MSK Zilina 4-2 Levadia Tallinn
| 20.07.2023 | Levadia Tallinn | 1-2 | MSK Zilina | |
| 13.07.2023 | MSK Zilina | 2-1 | Levadia Tallinn | |
FC Vaduz 2-3 Neman Grodno *
| 20.07.2023 | Neman Grodno | 1-1 | FC Vaduz | |
| 13.07.2023 | FC Vaduz | 1-2 | Neman Grodno | |
*B36 Torshavn 2-0 Paide Linnameeskond
| 20.07.2023 | Paide Linnameeskond | 0-2 AET | B36 Torshavn | |
| 12.07.2023 | B36 Torshavn | 0-0 | Paide Linnameeskond | |
Penybont FC 1-3 FC Santa Coloma *
| 20.07.2023 | FC Santa Coloma | 2-0 AET | Penybont FC | |
| 13.07.2023 | Penybont FC | 1-1 | FC Santa Coloma | |
*Progrès Niedercorn 4-2 Gjilani
| 20.07.2023 | Gjilani | 0-2 | Progrès Niedercorn | |
| 13.07.2023 | Progrès Niedercorn | 2-2 | Gjilani | |
*Pyunik FC 5-0 Trans Narva
| 20.07.2023 | Trans Narva | 0-3 | Pyunik FC | |
| 13.07.2023 | Pyunik FC | 2-0 | Trans Narva | |
Shkendija'79 1-1 Haverfordwest *
| 20.07.2023 | Haverfordwest | 1-0/p.3-2 | Shkendija'79 | |
| 13.07.2023 | Shkendija'79 | 1-0 | Haverfordwest | |
Hegelmann Litauen 0-5 Shkupi *
| 20.07.2023 | Shkupi | 0-0 | Hegelmann Litauen | |
| 13.07.2023 | Hegelmann Litauen | 0-5 | Shkupi | |
SP La Fiorita 1-2 Zimbru Chisinau *
| 20.07.2023 | Zimbru Chisinau | 1-0 | SP La Fiorita | |
| 13.07.2023 | SP La Fiorita | 1-1 | Zimbru Chisinau | |
*F91 Dudelange 5-3 St Patrick's Dublin
| 20.07.2023 | St Patrick's Dublin | 2-3 | F91 Dudelange | |
| 12.07.2023 | F91 Dudelange | 2-1 | St Patrick's Dublin | |
*Sutjeska Niksic 2-1 SS Cosmos
| 20.07.2023 | SS Cosmos | 1-1 | Sutjeska Niksic | |
| 13.07.2023 | Sutjeska Niksic | 1-0 | SS Cosmos | |
*Torpedo Kutaisi 3-3 FK Sarajevo
| 20.07.2023 | FK Sarajevo | 1-1/p.2-4 | Torpedo Kutaisi | |
| 13.07.2023 | Torpedo Kutaisi | 2-2 | FK Sarajevo | |
*Inter d'Escaldes 3-2 Vikingur Gota
| 20.07.2023 | Vikingur Gota | 1-1 | Inter d'Escaldes | |
| 13.07.2023 | Inter d'Escaldes | 2-1 | Vikingur Gota | |
*Riga FC 2-1 Vikingur Reykjavik
| 20.07.2023 | Vikingur Reykjavik | 1-0 | Riga FC | |
| 13.07.2023 | Riga FC | 2-0 | Vikingur Reykjavik | |