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| 1st(1st leg) | BFC Dynamo | - | Servette FC | 2:1 (2:0) | ||
| 2nd (2nd leg) | Servette FC | - | BFC Dynamo | 2:2 (0:1) | ||
| 1st(1st leg): 24/10/1979 16:00 | 2nd (2nd leg): 07/11/1979 19:30 | Winner: BFC Dynamo | ||||
| 1st(1st leg) | ASVS Dukla Praha | - | RC Strasbourg | 1:0 (1:0) | ||
| 2nd (2nd leg) | RC Strasbourg | - | ASVS Dukla Praha | 2:0 (0:0, 1:0) aet | ||
| 1st(1st leg): 24/10/1979 16:00 | 2nd (2nd leg): 07/11/1979 | Winner: RC Strasbourg | ||||
| 1st(1st leg) | Vejle BK | - | Hajduk Split | 0:3 (0:1) | ||
| 2nd (2nd leg) | Hajduk Split | - | Vejle BK | 1:2 (0:1) | ||
| 1st(1st leg): 24/10/1979 18:30 | 2nd (2nd leg): 07/11/1979 16:00 | Winner: Hajduk Split | ||||
| 1st(1st leg) | Hamburger SV | - | Dinamo Tbilisi | 3:1 (1:1) | ||
| 2nd (2nd leg) | Dinamo Tbilisi | - | Hamburger SV | 2:3 (2:2) | ||
| 1st(1st leg): 24/10/1979 19:00 | 2nd (2nd leg): 07/11/1979 18:00 | Winner: Hamburger SV | ||||
| 1st(1st leg) | AFC Ajax | - | Omonia Nikosia | 10:0 (3:0) | ||
| 2nd (2nd leg) | Omonia Nikosia | - | AFC Ajax | 4:0 (3:0) | ||
| 1st(1st leg): 24/10/1979 19:15 | 2nd (2nd leg): 07/11/1979 19:00 | Winner: AFC Ajax | ||||
| 1st(1st leg) | Celtic FC | - | Dundalk FC | 3:2 (3:1) | ||
| 2nd (2nd leg) | Dundalk FC | - | Celtic FC | 0:0 (0:0) | ||
| 1st(1st leg): 24/10/1979 19:30 | 2nd (2nd leg): 07/11/1979 | Winner: Celtic FC | ||||
| 1st(1st leg) | Nottingham Forest | - | Argeș Pitești | 2:0 (2:0) | ||
| 2nd (2nd leg) | Argeș Pitești | - | Nottingham Forest | 1:2 (0:2) | ||
| 1st(1st leg): 24/10/1979 19:30 | 2nd (2nd leg): 07/11/1979 11:30 | Winner: Nottingham Forest | ||||
| 1st(1st leg) | FC Porto | - | Real Madrid | 2:1 (2:0) | ||
| 2nd (2nd leg) | Real Madrid | - | FC Porto | 1:0 (0:0) | ||
| 1st(1st leg): 24/10/1979 21:30 | 2nd (2nd leg): 07/11/1979 20:00 | Winner: Real Madrid | ||||
