Europa League 2023/24, Group A |
 | 30.11.2023 |  | Freiburg | – | Olympiakós |  | 5:0 (4:0) |
| Freiburg im Breisgau |
Europa League 2023/24, Group A |
| 09.11.2023 |  | West Ham United | – | Olympiakós | | 1:0 (0:0) |
| London |
Europa League 2023/24, Group A |
| 21.09.2023 | | Olympiakós | – | Freiburg | | 2:3 (1:2) |
| Piraeus |
Europa League 2022/23, Group G |
| 03.11.2022 | | Olympiakós | – | Nantes |  | 0:2 (0:0) |
| Piraeus |
Europa League 2022/23, Group G |
| 06.10.2022 | | Olympiakós | – | Qarabağ |  | 0:3 (0:0) |
| Piraeus |
Europa League 2022/23, Group G |
| 15.09.2022 | | Olympiakós | – | Freiburg | | 0:3 (0:2) |
| Piraeus |
Europa League 2022/23, Group G |
| 08.09.2022 | | Nantes | – | Olympiakós | | 2:1 (1:0) |
| Nantes |
Europa League 2021/22, Round of 32 |
| 24.02.2022 | | Olympiakós | – | Atalanta |  | 0:3 (0:1) |
| Piraeus |
Europa League 2021/22, Round of 32 |
| 17.02.2022 | | Atalanta | – | Olympiakós | | 2:1 (0:1) |
| Bergamo |
Europa League 2021/22, Group D |
| 09.12.2021 |  | Antwerp | – | Olympiakós | | 1:0 (1:0) |
| Antwerpen |
Europa League 2021/22, Group D |
| 04.11.2021 | | Olympiakós | – | Eintracht | | 1:2 (1:1) |
| Piraeus |
Europa League 2021/22, Group D |
| 21.10.2021 | | Eintracht | – | Olympiakós | | 3:1 (2:1) |
| Frankfurt am Main |
Europa League 2020/21, Round of 16 |
| 11.03.2021 | | Olympiakós Pireus | – | Arsenal | | 1:3 (0:1) * |
| Piraeus |
Europa League 2020/21, Round of 32 |
| 25.02.2021 |  | PSV | – | Olympiakós Pireus | | 2:1 (2:0) * |
| Eindhoven |
Europa League 2019/20, Round of 16 |
| 06.08.2020 | | Wolverhampton Wanderers | – | Olympiakós | | 1:0 (1:0) * |
| Wolverhampton |
Europa League 2019/20, Round of 32 |
| 20.02.2020 | | Olympiakós | – | Arsenal | | 0:1 (0:0) |
| Piraeus |
Europa League 2018/19, Round of 32 |
| 21.02.2019 |  | Dynamo Kyiv | – | Olympiakós | | 1:0 (1:0) |
| Kiev |
Europa League 2018/19, Group F |
| 29.11.2018 |  | Real Betis | – | Olympiakós | | 1:0 (1:0) |
| Sevilla |
Europa League 2018/19, Group F |
| 04.10.2018 | | Milan | – | Olympiakós | | 3:1 (0:1) |
| Milano |
Europa League 2016/17, Round of 16 |
| 16.03.2017 |  | Beşiktaş | – | Olympiakós | | 4:1 (2:1) |
| İstanbul |
Europa League 2016/17, Group B |
| 08.12.2016 |  | APOEL | – | Olympiakós | | 2:0 (1:0) |
| Nicosia |
Europa League 2016/17, Group B |
| 29.09.2016 | | Olympiakós | – | APOEL | | 0:1 (0:1) |
| Piraeus |
Europa League 2015/16, Round of 32 |
| 25.02.2016 | | Olympiakós | – | Anderlecht | | 1:2 aet
(1:0, 1:0) |
| Piraeus |
Europa League 2015/16, Round of 32 |
| 18.02.2016 | | Anderlecht | – | Olympiakós | | 1:0 (0:0) |
| Bruxelles |
Europa League 2014/15, Round of 32 |
| 19.02.2015 | | Dnipro | – | Olympiakós Pireus | | 2:0 (0:0) |
 | Kiev |
Europa League 2012/13, Round of 32 |
| 21.02.2013 | | Olympiakós | – | Levante | | 0:1 (0:1) |
| Piraeus |
Europa League 2012/13, Round of 32 |
| 14.02.2013 | | Levante | – | Olympiakós | | 3:0 (2:0) |
| Valencia |
Europa League 2011/12, Round of 16 |
| 15.03.2012 | | Olympiakós Pireus | – | Metalist Kharkiv | | 1:2 (1:0) |
| Piraeus |
Europa League 2010/11, Third qualifying round |
| 05.08.2010 |  | Maccabi Tel Aviv | – | Olympiakós | | 1:0 (1:0) |
| Tel Aviv |
UEFA Cup 2008/09, 1/16 finals |
| 26.02.2009 | | Saint-Étienne | – | Olympiakós Pireus | | 2:1 (1:0) |
| Saint-Étienne |
UEFA Cup 2008/09, 1/16 finals |
| 18.02.2009 | | Olympiakós Pireus | – | Saint-Étienne | | 1:3 (0:2) |
| Piraeus |
UEFA Cup 2008/09, Group B |
| 03.12.2008 | | Metalist Kharkiv | – | Olympiakós Pireus | | 1:0 (0:0) |
| Kharkiv |
UEFA Cup 2008/09, Group B |
| 23.10.2008 | | Galatasaray | – | Olympiakós Pireus | | 1:0 (1:0) |
| İstanbul |
UEFA Cup 2004/05, 1/8 finals |
| 16.03.2005 | | Newcastle United | – | Olympiakós Pireus | | 4:0 (2:0) |
| Newcastle upon Tyne |
UEFA Cup 2004/05, 1/8 finals |
| 10.03.2005 | | Olympiakós Pireus | – | Newcastle United | | 1:3 (1:2) |
| Piraeus |
UEFA Cup 2000/01, 1/16 finals |
| 07.12.2000 | | Liverpool | – | Olympiakós Pireus | | 2:0 (1:0) |
| Liverpool |
UEFA Cup 1999/00, 1/16 finals |
| 25.11.1999 | | Olympiakós Pireus | – | Juventus | | 1:3 (1:1) |
| Athens |
UEFA Cup 1996/97, 1/32 finals |
| 10.09.1996 |  | Ferencváros | – | Olympiakós Pireus | | 3:1 (2:1) |
| Budapest |
UEFA Cup 1995/96, 1/16 finals |
| 17.10.1995 | | Sevilla | – | Olympiakós Pireus | | 1:0 (0:0) |
| Sevilla |
UEFA Cup 1994/95, 1/32 finals |
| 27.09.1994 | | Marseille | – | Olympiakós Pireus | | 3:0 (0:0) |
| Marseille |
UEFA Cup 1994/95, 1/32 finals |
| 13.09.1994 | | Olympiakós Pireus | – | Marseille | | 1:2 (0:1) |
| Piraeus |
UEFA Cup 1993/94, 1/16 finals |
| 19.10.1993 | | Tenerife | – | Olympiakós Pireus | | 2:1 (1:1) |
| Tenerife |
UEFA Cup 1989/90, 1/32 finals |
| 13.09.1989 |  | Rad | – | Olympiakós Pireus | | 2:1 (1:0) |
| Belgrade |
UEFA Cup 1984/85, 1/16 finals |
| 07.11.1984 | | Olympiakós Pireus | – | Universitatea Craiova |  | 0:1 (0:0) |
| Athens |
UEFA Cup 1984/85, 1/16 finals |
| 24.10.1984 | | Universitatea Craiova | – | Olympiakós Pireus | | 1:0 (1:0) |
| Craiova |
UEFA Cup 1979/80, 1/32 finals |
| 19.09.1979 | | Napoli | – | Olympiakós Pireus | | 2:0 (1:0) |
| Napoli |
UEFA Cup 1978/79, 1/32 finals |
| 28.09.1978 |  | Levski | – | Olympiakós Pireus | | 3:1 aet
(0:0, 2:1) |
| Sofia |
UEFA Cup 1977/78, 1/32 finals |
| 28.09.1977 | | Dinamo Zagreb | – | Olympiakós Pireus | | 5:1 (2:1) |
| Zagreb |
UEFA Cup 1976/77, 1/32 finals |
| 15.09.1976 | | Sportul | – | Olympiakós Pireus | | 3:0 (1:0) |
| Bucureşti |
UEFA Cup 1972/73, 1/16 finals |
| 25.10.1972 | | Tottenham Hotspur | – | Olympiakós Pireus | | 4:0 (2:0) |
| London |
