| Group B | 18/09/2012 | Olympiakos Piraeus | - | FC Schalke 04 | 1:2 | ||||
| Group B | 03/10/2012 | Arsenal FC | - | Olympiakos Piraeus | 3:1 | ||||
| Group B | 24/10/2012 | Montpellier HSC | - | Olympiakos Piraeus | 1:2 | ||||
| Group B | 06/11/2012 | Olympiakos Piraeus | - | Montpellier HSC | 3:1 | ||||
| Group B | 21/11/2012 | FC Schalke 04 | - | Olympiakos Piraeus | 1:0 | ||||
| Group B | 04/12/2012 | Olympiakos Piraeus | - | Arsenal FC | 2:1 |  |
Greece