5 November 1988 |
| Anorthosis Famagusta (CYP) | 0 - 3 (3-15, 1-15, 2-15) | CSA Steaua Bucuresti (ROM) |
| Mallory Mastermail London (ENG) | 0 - 3 (11-15, 11-15, 7-15) | Hapoel Mate-Asher (ISR) |
| Sollentuna VK (SWE) | 1 - 3 (15-10, 12-15, 15-17, 9-15) | Lindemans Aalst (BEL) |
| Olympiacos Piraeus (GRE) | 3 - 0 (15-8, 15-3, 15-2) | FC Porto (POR) |
| Tungsram SC Budapest (HUN) | 3 - 1 (15-11, 8-15, 15-13, 15-4) | Schweriner SC (GER) |
| Galatasaray Istanbul (TÜR) | 3 - 1 (15-9, 14-16, 15-5, 15-13) | OK Vojvodina Novi Sad (SCG) |
| Sokol Vienna (AUT) | 3 - 2 (8-15, 16-14, 16-14, 8-15, 15-11) | Hutnik Kraków (POL) |
6 November 1988 |
| Holte IF (DEN) | 0 - 3 (15-17, 6-15, 6-15) | Isku Tampere (FIN) |
| Fréjus Var Volley (FRA) | 3 - 0 (15-9, 15-2, 15-12) | Leysin VBC (SWI) |
| Voleibol Pórtol Palma Palma Mallorca (SPA) | 3 - 0 (15-8, 15-10, 15-12) | VK Kladno (CZE) |
11 November 1988 |
| TIF Viking Bergen (NOR) | 3 - 0 (15-10, 15-1, 15-2) | VC Mamer (LUX) |
12 November 1988 |
| FC Porto (POR) | 0 - 3 (5-15, 3-15, 11-15) | Olympiacos Piraeus (GRE) |
| VC Mamer (LUX) | 2 - 3 (6-15, 15-11, 4-15, 15-12, 10-15) | TIF Viking Bergen (NOR) |
| Hutnik Kraków (POL) | 3 - 0 (15-5, 15-4, 15-6) | Sokol Vienna (AUT) |
| Isku Tampere (FIN) | 3 - 0 (15-4, 15-11, 17-16) | Holte IF (DEN) |
| CSA Steaua Bucuresti (ROM) | 3 - 1 (15-0, 13-15, 15-6, 15-2) | Anorthosis Famagusta (CYP) |
| OK Vojvodina Novi Sad (SCG) | 3 - 0 (15-4, 15-6, 15-6) | Galatasaray Istanbul (TÜR) |
| Hapoel Mate-Asher (ISR) | 3 - 0 (15-13, 15-10, 15-12) | Mallory Mastermail London (ENG) |
| Lindemans Aalst (BEL) | 3 - 1 (9-15, 15-5, 15-9, 15-7) | Sollentuna VK (SWE) |
| Schweriner SC (GER) | 3 - 0 (15-7, 15-8, 15-4) | Tungsram SC Budapest (HUN) |
13 November 1988 |
| Leysin VBC (SWI) | 0 - 3 (12-15, 13-15, 7-15) | Fréjus Var Volley (FRA) |
| VK Kladno (CZE) | 3 - 1 (15-13, 15-4, 11-15, 15-6) | Voleibol Pórtol Palma Palma Mallorca (SPA) |
3 December 1988 |
| Hutnik Kraków (POL) | 3 - 0 (15-10, 15-9, 15-5) | Modena Volley (ITA) |
| CSA Steaua Bucuresti (ROM) | 3 - 0 (15-2, 15-7, 15-11) | Hapoel Mate-Asher (ISR) |
| Fréjus Var Volley (FRA) | 3 - 0 (15-6, 15-6, 15-13) | Voleibol Pórtol Palma Palma Mallorca (SPA) |
| Lindemans Aalst (BEL) | 3 - 1 (11-15, 15-13, 17-15, 15-8) | OK Vojvodina Novi Sad (SCG) |
| Olympiacos Piraeus (GRE) | 3 - 0 (15-8, 15-3, 15-9) | Martinus Amstelveen (NED) |
4 December 1988 |
| CSKA Sofia (BUL) | 3 - 0 (15-2, 15-4, 15-7) | TIF Viking Bergen (NOR) |
| Hamburger SV (GER) | 3 - 0 (15-11, 15-9, 15-10) | Isku Tampere (FIN) |
5 December 1988 |
| CSKA Moscow (RUS) | 3 - 1 (15-6, 15-4, 6-15, 16-14) | Schweriner SC (GER) |
9 December 1988 |
| Martinus Amstelveen (NED) | 0 - 3 (12-15, 12-15, 7-15) | Olympiacos Piraeus (GRE) |
10 December 1988 |
| Schweriner SC (GER) | 0 - 3 (1-15, 3-15, 15-17) | CSKA Moscow (RUS) |
| Hapoel Mate-Asher (ISR) | 1 - 3 (6-15, 15-13, 8-15, 3-15) | CSA Steaua Bucuresti (ROM) |
| OK Vojvodina Novi Sad (SCG) | 3 - 0 (15-7, 15-4, 15-9) | Lindemans Aalst (BEL) |
| Modena Volley (ITA) | 3 - 0 (15-6, 15-7, 15-2) | Hutnik Kraków (POL) |
11 December 1988 |
| TIF Viking Bergen (NOR) | 2 - 3 (11-15, 9-15, 15-8, 15-9, 13-15) | CSKA Sofia (BUL) |
| Voleibol Pórtol Palma Palma Mallorca (SPA) | 3 - 0 (15-4, 15-5, 15-9) | Fréjus Var Volley (FRA) |
| Isku Tampere (FIN) | 3 - 2 (7-15, 15-13, 15-9, 5-15, 17-15) | Hamburger SV (GER) |
10 January 1989 |
| OK Vojvodina Novi Sad (SCG) | 1 - 3 (8-15, 5-15, 15-11, 5-15) | CSKA Moscow (RUS) |
| CSKA Sofia (BUL) | 3 - 0 (16-14, 15-6, 15-8) | Olympiacos Piraeus (GRE) |
17 January 1989 |
| Olympiacos Piraeus (GRE) | 1 - 3 (10-15, 6-15, 15-8, 12-15) | CSKA Moscow (RUS) |
| CSKA Sofia (BUL) | 3 - 1 (15-6, 9-15, 15-13, 15-1) | OK Vojvodina Novi Sad (SCG) |
24 January 1989 |
| OK Vojvodina Novi Sad (SCG) | 3 - 1 (15-12, 10-15, 15-6, 15-7) | Olympiacos Piraeus (GRE) |
| CSKA Moscow (RUS) | 3 - 0 (15-3, 15-5, 15-6) | CSKA Sofia (BUL) |
31 January 1989 |
| CSKA Sofia (BUL) | 2 - 3 (7-15, 15-10, 13-15, 16-14, 10-15) | CSKA Moscow (RUS) |
| Olympiacos Piraeus (GRE) | 3 - 0 (15-12, 15-6, 15-12) | OK Vojvodina Novi Sad (SCG) |
6 February 1989 |
| OK Vojvodina Novi Sad (SCG) | 3 - 0 (15-6, 15-8, 17-15) | CSKA Sofia (BUL) |
| CSKA Moscow (RUS) | 3 - 0 (15-6, 15-3, 15-5) | Olympiacos Piraeus (GRE) |
13 February 1989 |
| CSKA Moscow (RUS) | 3 - 1 (15-13, 15-5, 8-15, 15-7) | OK Vojvodina Novi Sad (SCG) |
| Olympiacos Piraeus (GRE) | 3 - 0 (15-8, 15-5, 15-6) | CSKA Sofia (BUL) |
12 January 1989 |
| Modena Volley (ITA) | 3 - 0 (15-3, 15-6, 15-2) | CSA Steaua Bucuresti (ROM) |
13 January 1989 |
| Hamburger SV (GER) | 3 - 2 (15-7, 11-15, 13-15, 15-7, 15-11) | Voleibol Pórtol Palma Palma Mallorca (SPA) |
18 January 1989 |
| Voleibol Pórtol Palma Palma Mallorca (SPA) | 0 - 3 (6-15, 5-15, 6-15) | Modena Volley (ITA) |
| CSA Steaua Bucuresti (ROM) | 1 - 3 (8-15, 14-16, 15-11, 13-15) | Hamburger SV (GER) |
25 January 1989 |
| CSA Steaua Bucuresti (ROM) | 3 - 2 (9-15, 15-4, 10-15, 15-12, 15-13) | Voleibol Pórtol Palma Palma Mallorca (SPA) |
| Modena Volley (ITA) | 3 - 0 (15-12, 15-10, 15-6) | Hamburger SV (GER) |
8 February 1989 |
| Voleibol Pórtol Palma Palma Mallorca (SPA) | 0 - 3 (7-15, 7-15, 9-15) | CSA Steaua Bucuresti (ROM) |
| Hamburger SV (GER) | 2 - 3 (14-16, 15-6, 3-15, 15-13, 10-15) | Modena Volley (ITA) |
13 February 1989 |
| CSA Steaua Bucuresti (ROM) | 1 - 3 (15-12, 14-16, 13-15, 9-15) | Modena Volley (ITA) |
15 February 1989 |
| Voleibol Pórtol Palma Palma Mallorca (SPA) | 1 - 3 (7-15, 7-15, 15-5, 10-15) | Hamburger SV (GER) |
19 February 1989 |
| Hamburger SV (GER) | 3 - 1 (15-6, 15-5, 14-16, 15-12) | CSA Steaua Bucuresti (ROM) |
22 February 1989 |
| Modena Volley (ITA) | 3 - 0 (15-5, 15-4, 15-13) | Voleibol Pórtol Palma Palma Mallorca (SPA) |