6 November 2018 |
| 17h00 | Montana Volley (BUL) | 0 - 3 (18-25, 24-26, 18-25) | VK Kladno (CZE) |
| 18h00 | KV Besa Pejä (KOS) | 0 - 3 (9-25, 6-25, 11-25) | GFC Ajaccio Volley (FRA) |
| 18h00 | AZS Olsztyn (POL) | 3 - 0 (25-14, 25-16, 25-20) | Hurrikaani-Loimaa (FIN) |
7 November 2018 |
| 18h00 | Barkom Lviv (UKR) | 3 - 2 (25-16, 25-21, 22-25, 18-25, 16-14) | Lausanne UC (SWI) |
| 18h00 | OK Jedinstvo Bijelo Polje (MNE) | 3 - 1 (18-25, 25-21, 26-24, 25-23) | OK Novi Pazar (SCG) |
8 November 2018 |
| 18h30 | Førde VBK (NOR) | 3 - 0 (25-23, 25-22, 25-23) | Novator Khmelnitski (UKR) |
13 November 2018 |
| 18h00 | Hurrikaani-Loimaa (FIN) | 1 - 3 (17-25, 25-17, 17-25, 20-25) | AZS Olsztyn (POL) |
| 18h00 | VK Kladno (CZE) | 3 - 0 (26-24, 25-21, 25-22) | Montana Volley (BUL) |
| 20h00 | GFC Ajaccio Volley (FRA) | 3 - 0 (25-14, 25-11, 25-18) | KV Besa Pejä (KOS) |
14 November 2018 |
| 17h00 | Novator Khmelnitski (UKR) | 3 - 1 (Golden Set : 10-15) (21-25, 31-29, 26-24, 25-19) | Førde VBK (NOR) |
| 18h00 | OK Novi Pazar (SCG) | 2 - 3 (26-24, 27-29, 22-25, 25-20, 11-15) | OK Jedinstvo Bijelo Polje (MNE) |
| 20h00 | Lausanne UC (SWI) | 3 - 0 (25-18, 25-22, 25-17) | Barkom Lviv (UKR) |
21 November 2018 |
| 20h00 | Lausanne UC (SWI) | 0 - 3 (18-25, 14-25, 20-25) | Trentino Volley (ITA) |
27 November 2018 |
| 17h00 | CS Arcada Galati (ROM) | 2 - 3 (25-20, 20-25, 25-16, 22-25, 13-15) | Lindemans Aalst (BEL) |
| 18h00 | OK Jedinstvo Bijelo Polje (MNE) | 0 - 3 (17-25, 20-25, 21-25) | Kuzbass Kumerovo (RUS) |
| 19h00 | Union Raiffeisen Waldviertel (AUT) | 0 - 3 (20-25, 17-25, 16-25) | VaLePa Sastamala (FIN) |
| 20h00 | GFC Ajaccio Volley (FRA) | 0 - 3 (20-25, 21-25, 18-25) | Istanbul BBSK (TÜR) |
| 20h00 | Tourcoing Lille Métropole VB (FRA) | 0 - 3 (21-25, 25-27, 24-26) | CV Pamesa Teruel (SPA) |
28 November 2018 |
| 17h00 | Galatasaray SK Istanbul (TÜR) | 3 - 0 (25-12, 25-19, 25-20) | HAOK Mladost Zagreb (CRO) |
| 17h30 | Førde VBK (NOR) | 2 - 3 (25-19, 20-25, 25-23, 17-25, 13-15) | TIF Viking Bergen (NOR) |
| 18h00 | AZS Olsztyn (POL) | 3 - 1 (25-23, 27-29, 25-23, 25-18) | PAOK Thessaloniki VC (GRE) |
| 19h00 | Volley Amriswil (SWI) | 3 - 1 (22-25, 25-21, 25-17, 25-13) | Lycurgus Groningen (NED) |
| 20h00 | Orion Stars Doetinchem (NED) | 1 - 3 (26-24, 21-25, 26-28, 21-25) | OK Mladost Brcko (BIH) |
| 20h30 | Volley Menen (BEL) | 3 - 2 (21-25, 23-25, 25-22, 25-21, 24-22) | Neftohimic 2010 Burgas (BUL) |
29 November 2018 |
| 16h30 | Olympiacos Piraeus (GRE) | 3 - 0 (25-16, 25-15, 25-22) | Shakhtar Soligorsk (BLR) |
| 18h00 | VK Kladno (CZE) | 3 - 1 (34-32, 21-25, 25-18, 25-20) | RC Kazincbarcika (HUN) |
| 18h00 | VK Dukla Liberec (CZE) | 3 - 1 (25-19, 23-25, 25-23, 33-31) | SK Aich/Dob (AUT) |
| 19h30 | Hypo Tirol Alpenvolleys Haching (GER) | 3 - 2 (25-19, 25-20, 21-25, 25-27, 15-13) | OK Vojvodina Novi Sad (SCG) |
4 December 2018 |
| 17h30 | VaLePa Sastamala (FIN) | 3 - 0 (25-15, 25-18, 25-17) | Union Raiffeisen Waldviertel (AUT) |
| 17h30 | Neftohimic 2010 Burgas (BUL) | 3 - 2 (Golden Set : 16-14) (25-23, 22-25, 23-25, 30-28, 15-8) | Volley Menen (BEL) |
| 20h00 | Lycurgus Groningen (NED) | 1 - 3 (20-25, 15-25, 25-13, 21-25) | Volley Amriswil (SWI) |
5 December 2018 |
| 15h00 | Istanbul BBSK (TÜR) | 0 - 3 (Golden Set : 15-12) (21-25, 21-25, 20-25) | GFC Ajaccio Volley (FRA) |
| 15h00 | Shakhtar Soligorsk (BLR) | 2 - 3 (25-18, 27-29, 24-26, 25-20, 8-15) | Olympiacos Piraeus (GRE) |
| 18h00 | PAOK Thessaloniki VC (GRE) | 3 - 2 (25-22, 17-25, 16-25, 25-21, 15-12) | AZS Olsztyn (POL) |
| 19h00 | HAOK Mladost Zagreb (CRO) | 0 - 3 (17-25, 21-25, 20-25) | Galatasaray SK Istanbul (TÜR) |
| 19h00 | OK Mladost Brcko (BIH) | 3 - 1 (20-25, 25-21, 27-25, 25-18) | Orion Stars Doetinchem (NED) |
| 19h00 | TIF Viking Bergen (NOR) | 3 - 1 (24-26, 25-19, 26-24, 27-25) | Førde VBK (NOR) |
| 20h00 | OK Vojvodina Novi Sad (SCG) | 1 - 3 (28-30, 22-25, 25-19, 23-25) | Hypo Tirol Alpenvolleys Haching (GER) |
| 20h15 | CV Pamesa Teruel (SPA) | 0 - 3 (Golden Set : 15-13) (18-25, 20-25, 19-25) | Tourcoing Lille Métropole VB (FRA) |
| 20h30 | Lindemans Aalst (BEL) | 3 - 1 (25-21, 28-26, 22-25, 25-21) | CS Arcada Galati (ROM) |
6 December 2018 |
| 13h00 | Kuzbass Kumerovo (RUS) | 3 - 0 (25-23, 25-16, 25-10) | OK Jedinstvo Bijelo Polje (MNE) |
| 18h00 | RC Kazincbarcika (HUN) | 2 - 3 (18-25, 26-28, 27-25, 25-20, 13-15) | VK Kladno (CZE) |
| 19h00 | SK Aich/Dob (AUT) | 1 - 3 (23-25, 23-25, 25-23, 20-25) | VK Dukla Liberec (CZE) |
| 20h30 | Trentino Volley (ITA) | 3 - 0 (25-22, 25-20, 25-17) | Lausanne UC (SWI) |
18 December 2018 |
| 17h00 | VK Dukla Liberec (CZE) | 2 - 3 (23-25, 25-20, 19-25, 25-17, 12-15) | Galatasaray SK Istanbul (TÜR) |
19 December 2018 |
| 13h00 | Kuzbass Kumerovo (RUS) | 3 - 2 (25-22, 25-14, 25-27, 23-25, 15-11) | AZS Olsztyn (POL) |
| 15h00 | Istanbul BBSK (TÜR) | 1 - 3 (22-25, 19-25, 25-23, 19-25) | Olympiacos Piraeus (GRE) |
| 19h00 | TIF Viking Bergen (NOR) | 1 - 3 (13-25, 13-25, 25-23, 31-33) | Neftohimic 2010 Burgas (BUL) |
| 19h00 | Volley Amriswil (SWI) | 3 - 0 (25-23, 25-21, 25-19) | OK Mladost Brcko (BIH) |
| 20h30 | Lindemans Aalst (BEL) | 3 - 2 (25-17, 18-25, 25-22, 26-24, 15-10) | CV Pamesa Teruel (SPA) |
20 December 2018 |
| 18h00 | VK Kladno (CZE) | 2 - 3 (25-23, 18-25, 22-25, 25-15, 20-22) | VaLePa Sastamala (FIN) |
| 20h30 | Trentino Volley (ITA) | 3 - 0 (25-16, 25-19, 25-21) | Hypo Tirol Alpenvolleys Haching (GER) |
15 January 2019 |
| 17h00 | Galatasaray SK Istanbul (TÜR) | 3 - 0 (25-15, 25-21, 25-19) | VK Dukla Liberec (CZE) |
16 January 2019 |
| 17h30 | VaLePa Sastamala (FIN) | 3 - 0 (25-20, 25-19, 25-19) | VK Kladno (CZE) |
| 19h00 | OK Mladost Brcko (BIH) | 1 - 3 (24-26, 21-25, 25-21, 18-25) | Volley Amriswil (SWI) |
| 20h15 | CV Pamesa Teruel (SPA) | 1 - 3 (25-22, 21-25, 21-25, 23-25) | Lindemans Aalst (BEL) |
| 20h30 | Hypo Tirol Alpenvolleys Haching (GER) | 1 - 3 (25-20, 20-25, 20-25, 19-25) | Trentino Volley (ITA) |
17 January 2019 |
| 17h00 | Olympiacos Piraeus (GRE) | 3 - 1 (22-25, 26-24, 25-22, 25-19) | Istanbul BBSK (TÜR) |
| 17h30 | Neftohimic 2010 Burgas (BUL) | 3 - 1 (22-25, 25-19, 25-19, 25-16) | TIF Viking Bergen (NOR) |
| 18h00 | AZS Olsztyn (POL) | 1 - 3 (28-26, 19-25, 14-25, 19-25) | Kuzbass Kumerovo (RUS) |
30 January 2019 |
| 17h00 | Galatasaray SK Istanbul (TÜR) | 3 - 1 (25-17, 25-20, 20-25, 25-18) | Lindemans Aalst (BEL) |
| 17h30 | VaLePa Sastamala (FIN) | 0 - 3 (17-25, 20-25, 24-26) | Kuzbass Kumerovo (RUS) |
| 17h30 | Neftohimic 2010 Burgas (BUL) | 3 - 1 (18-25, 29-27, 25-22, 25-21) | Olympiacos Piraeus (GRE) |
| 19h00 | Volley Amriswil (SWI) | 0 - 3 (21-25, 19-25, 20-25) | Trentino Volley (ITA) |
13 February 2019 |
| 13h00 | Kuzbass Kumerovo (RUS) | 3 - 0 (25-18, 25-17, 25-21) | VaLePa Sastamala (FIN) |
| 20h30 | Trentino Volley (ITA) | 3 - 0 (25-22, 25-13, 25-16) | Volley Amriswil (SWI) |
14 February 2019 |
| 16h00 | Olympiacos Piraeus (GRE) | 3 - 0 (Golden Set : 15-11) (25-23, 25-17, 25-19) | Neftohimic 2010 Burgas (BUL) |
| 20h30 | Lindemans Aalst (BEL) | 3 - 2 (21-25, 25-22, 25-16, 20-25, 15-9) | Galatasaray SK Istanbul (TÜR) |