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| 1st(1st leg) | Eintracht Frankfurt | - | Coleraine FC | 5:1 (5:0) | ||
| 2nd (2nd leg) | Coleraine FC | - | Eintracht Frankfurt | 2:6 (1:3) | ||
| 1st(1st leg): 16/09/1975 | 2nd (2nd leg): 30/09/1975 | Winner: Eintracht Frankfurt | ||||
| 1st(1st leg) | Valur Reykjavík | - | Celtic FC | 0:2 (0:1) | ||
| 2nd (2nd leg) | Celtic FC | - | Valur Reykjavík | 7:0 (5:0) | ||
| 1st(1st leg): 16/09/1975 | 2nd (2nd leg): 01/10/1975 | Winner: Celtic FC | ||||
| 1st(1st leg) | Szombathelyi Haladás | - | Valletta FC | 7:0 (1:0) | ||
| 2nd (2nd leg) | Valletta FC | - | Szombathelyi Haladás | 1:1 (0:1) | ||
| 1st(1st leg): 17/09/1975 | 2nd (2nd leg): 30/09/1975 | Winner: Szombathelyi Haladás | ||||
| 1st(1st leg) | Rapid Bucureşti | - | RSC Anderlecht | 1:0 (1:0) | ||
| 2nd (2nd leg) | RSC Anderlecht | - | Rapid Bucureşti | 2:0 (1:0) | ||
| 1st(1st leg): 17/09/1975 | 2nd (2nd leg): 01/10/1975 | Winner: RSC Anderlecht | ||||
| 1st(1st leg) | FC Ararat | - | Anorthosis Famagusta | 9:0 (3:0) | ||
| 2nd (2nd leg) | Anorthosis Famagusta | - | FC Ararat | 1:1 (0:0) | ||
| 1st(1st leg): 17/09/1975 | 2nd (2nd leg): 01/10/1975 | Winner: FC Ararat | ||||
| 1st(1st leg) | FC Basel | - | Atlético Madrid | 1:2 (1:0) | ||
| 2nd (2nd leg) | Atlético Madrid | - | FC Basel | 1:1 (0:0) | ||
| 1st(1st leg): 17/09/1975 | 2nd (2nd leg): 01/10/1975 | Winner: Atlético Madrid | ||||
| 1st(1st leg) | Panathinaikos | - | BSG Sachsenring Zwickau | 0:0 (0:0) | ||
| 2nd (2nd leg) | BSG Sachsenring Zwickau | - | Panathinaikos | 2:0 (1:0) | ||
| 1st(1st leg): 17/09/1975 | 2nd (2nd leg): 01/10/1975 | Winner: BSG Sachsenring Zwickau | ||||
| 1st(1st leg) | Wrexham AFC | - | Djurgårdens IF | 2:1 (1:0) | ||
| 2nd (2nd leg) | Djurgårdens IF | - | Wrexham AFC | 1:1 (0:1) | ||
| 1st(1st leg): 17/09/1975 | 2nd (2nd leg): 01/10/1975 | Winner: Wrexham AFC | ||||
| 1st(1st leg) | Beşiktaş | - | ACF Fiorentina | 0:3 (0:1) | ||
| 2nd (2nd leg) | ACF Fiorentina | - | Beşiktaş | 3:0 (2:0) | ||
| 1st(1st leg): 17/09/1975 | 2nd (2nd leg): 01/10/1975 | Winner: ACF Fiorentina | ||||
| 1st(1st leg) | Home Farm Drumcondra | - | RC Lens | 1:1 (1:1) | ||
| 2nd (2nd leg) | RC Lens | - | Home Farm Drumcondra | 6:0 (3:0) | ||
| 1st(1st leg): 17/09/1975 | 2nd (2nd leg): 01/10/1975 | Winner: RC Lens | ||||
| 1st(1st leg) | Skeid Fotball | - | Stal Rzeszow | 1:4 (0:1) | ||
| 2nd (2nd leg) | Stal Rzeszow | - | Skeid Fotball | 4:0 (3:0) | ||
| 1st(1st leg): 17/09/1975 | 2nd (2nd leg): 01/10/1975 | Winner: Stal Rzeszow | ||||
| 1st(1st leg) | FC Reipas Lahti (old) | - | West Ham United | 2:2 (1:1) | ||
| 2nd (2nd leg) | West Ham United | - | FC Reipas Lahti (old) | 3:0 (0:0) | ||
| 1st(1st leg): 17/09/1975 | 2nd (2nd leg): 01/10/1975 | Winner: West Ham United | ||||
| 1st(1st leg) | TJ Spartak TAZ Trnava | - | Boavista | 0:0 (0:0) | ||
| 2nd (2nd leg) | Boavista | - | TJ Spartak TAZ Trnava | 3:0 (1:0) | ||
| 1st(1st leg): 17/09/1975 | 2nd (2nd leg): 01/10/1975 | Winner: Boavista | ||||
| 1st(1st leg) | Vejle BK | - | FC Den Haag-ADO | 0:2 (0:1) | ||
| 2nd (2nd leg) | FC Den Haag-ADO | - | Vejle BK | 2:0 (1:0) | ||
| 1st(1st leg): 17/09/1975 | 2nd (2nd leg): 01/10/1975 | Winner: FC Den Haag-ADO | ||||
| 1st(1st leg) | Sturm Graz | - | Slavia Sofia | 3:1 (3:0) | ||
| 2nd (2nd leg) | Slavia Sofia | - | Sturm Graz | 1:0 (0:0) | ||
| 1st(1st leg): 17/09/1975 | 2nd (2nd leg): 01/10/1975 | Winner: Sturm Graz | ||||
| 1st(1st leg) | Borac Banja Luka | - | US Rumelange | 9:0 (3:0) | ||
| 2nd (2nd leg) | US Rumelange | - | Borac Banja Luka | 1:5 (0:2) | ||
| 1st(1st leg): 17/09/1975 | 2nd (2nd leg): 02/10/1975 | Winner: Borac Banja Luka | ||||
