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| 1st(1st leg) | Beşiktaş | - | Dinamo Tiranë | 2:0 (0:0) | ||
| 2nd (2nd leg) | Dinamo Tiranë | - | Beşiktaş | 0:1 (0:1) | ||
| 1st(1st leg): 17/09/1986 14:30 | 2nd (2nd leg): 01/10/1986 14:30 | Winner: Beşiktaş | ||||
| 1st(1st leg) | PFC Beroe | - | Dinamo Kiev | 1:1 (0:0) | ||
| 2nd (2nd leg) | Dinamo Kiev | - | PFC Beroe | 2:0 (1:0) | ||
| 1st(1st leg): 17/09/1986 16:30 | 2nd (2nd leg): 01/10/1986 17:00 | Winner: Dinamo Kiev | ||||
| 1st(1st leg) | Shamrock Rovers | - | Celtic FC | 0:1 (0:0) | ||
| 2nd (2nd leg) | Celtic FC | - | Shamrock Rovers | 2:0 (1:0) | ||
| 1st(1st leg): 17/09/1986 16:45 | 2nd (2nd leg): 01/10/1986 18:30 | Winner: Celtic FC | ||||
| 1st(1st leg) | Crvena Zvezda | - | Panathinaikos | 3:0 (1:0) | ||
| 2nd (2nd leg) | Panathinaikos | - | Crvena Zvezda | 2:1 (2:0) | ||
| 1st(1st leg): 17/09/1986 18:00 | 2nd (2nd leg): 01/10/1986 19:30 | Winner: Crvena Zvezda | ||||
| 1st(1st leg) | Brøndby IF | - | Budapest Honved SE | 4:1 (1:1) | ||
| 2nd (2nd leg) | Budapest Honved SE | - | Brøndby IF | 2:2 (1:0) | ||
| 1st(1st leg): 17/09/1986 18:00 | 2nd (2nd leg): 01/10/1986 18:00 | Winner: Brøndby IF | ||||
| 1st(1st leg) | Rosenborg BK | - | Linfield FC | 1:0 (1:0) | ||
| 2nd (2nd leg) | Linfield FC | - | Rosenborg BK | 1:1 (0:0) | ||
| 1st(1st leg): 17/09/1986 18:00 | 2nd (2nd leg): 01/10/1986 18:30 | Winner: Rosenborg BK | ||||
| 1st(1st leg) | Örgryte IS | - | BFC Dynamo | 2:3 (0:1) | ||
| 2nd (2nd leg) | BFC Dynamo | - | Örgryte IS | 4:1 (2:1) | ||
| 1st(1st leg): 17/09/1986 18:00 | 2nd (2nd leg): 01/10/1986 13:30 | Winner: BFC Dynamo | ||||
| 1st(1st leg) | PSV Eindhoven | - | Bayern München | 0:2 (0:0) | ||
| 2nd (2nd leg) | Bayern München | - | PSV Eindhoven | 0:0 (0:0) | ||
| 1st(1st leg): 17/09/1986 18:30 | 2nd (2nd leg): 01/10/1986 19:00 | Winner: Bayern München | ||||
| 1st(1st leg) | Avenir Beggen | - | Austria Wien | 0:3 (0:1) | ||
| 2nd (2nd leg) | Austria Wien | - | Avenir Beggen | 3:0 (1:0) | ||
| 1st(1st leg): 17/09/1986 18:30 | 2nd (2nd leg): 01/10/1986 18:00 | Winner: Austria Wien | ||||
| 1st(1st leg) | BSC Young Boys | - | Real Madrid | 1:0 (1:0) | ||
| 2nd (2nd leg) | Real Madrid | - | BSC Young Boys | 5:0 (1:0) | ||
| 1st(1st leg): 17/09/1986 19:00 | 2nd (2nd leg): 01/10/1986 20:00 | Winner: Real Madrid | ||||
| 1st(1st leg) | RSC Anderlecht | - | Górnik Zabrze | 2:0 (2:0) | ||
| 2nd (2nd leg) | Górnik Zabrze | - | RSC Anderlecht | 1:1 (0:0) | ||
| 1st(1st leg): 17/09/1986 19:00 | 2nd (2nd leg): 01/10/1986 16:00 | Winner: RSC Anderlecht | ||||
| 1st(1st leg) | Paris Saint-Germain | - | TJ Vítkovice | 2:2 (1:2) | ||
| 2nd (2nd leg) | TJ Vítkovice | - | Paris Saint-Germain | 1:0 (0:0) | ||
| 1st(1st leg): 17/09/1986 19:30 | 2nd (2nd leg): 30/09/1986 15:30 | Winner: TJ Vítkovice | ||||
| 1st(1st leg) | Juventus | - | Valur Reykjavík | 7:0 (3:0) | ||
| 2nd (2nd leg) | Valur Reykjavík | - | Juventus | 0:4 (0:3) | ||
| 1st(1st leg): 17/09/1986 19:30 | 2nd (2nd leg): 01/10/1986 16:05 | Winner: Juventus | ||||
| 1st(1st leg) | APOEL Nikosia | - | HJK Helsinki | 1:0 (1:0) | ||
| 2nd (2nd leg) | HJK Helsinki | - | APOEL Nikosia | 3:2 (2:1) | ||
| 1st(1st leg): 17/09/1986 19:30 | 2nd (2nd leg): 01/10/1986 18:00 | Winner: APOEL Nikosia | ||||
| 1st(1st leg) | FC Porto | - | Rabat Ajax | 9:0 (2:0) | ||
| 2nd (2nd leg) | Rabat Ajax | - | FC Porto | 0:1 (0:0) | ||
| 1st(1st leg): 17/09/1986 20:30 | 2nd (2nd leg): 01/10/1986 13:30 | Winner: FC Porto | ||||
