1st(1st leg) Bayern München - FC DAC 1904 3:1 (1:0)
2nd (2nd leg) FC DAC 1904 - Bayern München 0:2 (0:2)
1st(1st leg): 26/10/1988 2nd (2nd leg): 09/11/1988 Winner: Bayern München
1st(1st leg) 1. FC Köln - Rangers FC 2:0 (0:0)
2nd (2nd leg) Rangers FC - 1. FC Köln 1:1 (0:0)
1st(1st leg): 26/10/1988 2nd (2nd leg): 09/11/1988 Winner: 1. FC Köln
1st(1st leg) Dinamo Zagreb - VfB Stuttgart 1:3 (0:1)
2nd (2nd leg) VfB Stuttgart - Dinamo Zagreb 1:1 (0:0)
1st(1st leg): 26/10/1988 2nd (2nd leg): 09/11/1988 Winner: VfB Stuttgart
1st(1st leg) Partizan - AS Roma 4:2 (2:1)
2nd (2nd leg) AS Roma - Partizan 2:0 (1:0)
1st(1st leg): 26/10/1988 2nd (2nd leg): 09/11/1988 Winner: AS Roma
1st(1st leg) Velež Mostar - Os Belenenses 0:0 (0:0)
2nd (2nd leg) Os Belenenses - Velež Mostar 3:4 (0:0, 0:0, 0:0) pso
1st(1st leg): 26/10/1988 2nd (2nd leg): 09/11/1988 Winner: Velež Mostar
1st(1st leg) Sporting CP - Real Sociedad 1:2 (1:1)
2nd (2nd leg) Real Sociedad - Sporting CP 0:0 (0:0)
1st(1st leg): 26/10/1988 2nd (2nd leg): 09/11/1988 Winner: Real Sociedad
1st(1st leg) Heart of Midlothian - Austria Wien 0:0 (0:0)
2nd (2nd leg) Austria Wien - Heart of Midlothian 0:1 (0:0)
1st(1st leg): 26/10/1988 2nd (2nd leg): 09/11/1988 Winner: Heart of Midlothian
1st(1st leg) 1. FC Lokomotive Leipzig - SSC Napoli 1:1 (0:0)
2nd (2nd leg) SSC Napoli - 1. FC Lokomotive Leipzig 2:0 (1:0)
1st(1st leg): 26/10/1988 2nd (2nd leg): 09/11/1988 Winner: SSC Napoli
1st(1st leg) Újpesti Dózsa SC - Girondins Bordeaux 0:1 (0:1)
2nd (2nd leg) Girondins Bordeaux - Újpesti Dózsa SC 1:0 (0:0)
1st(1st leg): 26/10/1988 2nd (2nd leg): 09/11/1988 Winner: Girondins Bordeaux
1st(1st leg) Juventus - Athletic Bilbao 5:1 (3:1)
2nd (2nd leg) Athletic Bilbao - Juventus 3:2 (0:1)
1st(1st leg): 26/10/1988 2nd (2nd leg): 09/11/1988 Winner: Juventus
1st(1st leg) Dynamo Dresden - KSV Waregem 4:1 (3:0)
2nd (2nd leg) KSV Waregem - Dynamo Dresden 2:1 (1:0)
1st(1st leg): 26/10/1988 2nd (2nd leg): 09/11/1988 Winner: Dynamo Dresden
1st(1st leg) First Vienna FC - TPS Turku 2:1 (1:1)
2nd (2nd leg) TPS Turku - First Vienna FC 1:0 (0:0)
1st(1st leg): 26/10/1988 2nd (2nd leg): 09/11/1988 Winner: TPS Turku
1st(1st leg) Malmö FF - Inter 0:1 (0:0)
2nd (2nd leg) Inter - Malmö FF 1:1 (1:0)
1st(1st leg): 26/10/1988 2nd (2nd leg): 09/11/1988 Winner: Inter
1st(1st leg) RFC de Liège - SL Benfica 2:1 (0:0)
2nd (2nd leg) SL Benfica - RFC de Liège 1:1 (0:1)
1st(1st leg): 26/10/1988 2nd (2nd leg): 09/11/1988 Winner: RFC de Liège
1st(1st leg) FC Groningen - Servette FC 2:0 (1:0)
2nd (2nd leg) Servette FC - FC Groningen 1:1 (1:0)
1st(1st leg): 26/10/1988 2nd (2nd leg): 09/11/1988 Winner: FC Groningen
1st(1st leg) Dinamo Minsk - Victoria Bucuresti 2:1 (1:0)
2nd (2nd leg) Victoria Bucuresti - Dinamo Minsk 1:0 (0:0)
1st(1st leg): 26/10/1988 2nd (2nd leg): 09/11/1988 Winner: Victoria Bucuresti