FBK Kaunas 0-5 Celtic FC *
| 06.08.2003 | Celtic FC | 1-0 | FBK Kaunas | |
| 30.07.2003 | FBK Kaunas | 0-4 | Celtic FC | |
Pyunik FC 0-3 CSKA Sofia *
| 06.08.2003 | CSKA Sofia | 1-0 | Pyunik FC | |
| 30.07.2003 | Pyunik FC | 0-2 | CSKA Sofia | |
*FK Partizan 3-3 Djurgårdens IF
| 06.08.2003 | Djurgårdens IF | 2-2 | FK Partizan | |
| 30.07.2003 | FK Partizan | 1-1 | Djurgårdens IF | |
*MSK Zilina 2-1 Maccabi Tel Aviv
| 06.08.2003 | Maccabi Tel Aviv | 1-1 | MSK Zilina | |
| 30.07.2003 | MSK Zilina | 1-0 | Maccabi Tel Aviv | |
Maribor 2-3 Dinamo Zagreb *
| 06.08.2003 | Dinamo Zagreb | 2-1 | Maribor | |
| 30.07.2003 | Maribor | 1-1 | Dinamo Zagreb | |
*MTK Hungaria 3-2 HJK Helsinki
| 06.08.2003 | HJK Helsinki | 1-0 | MTK Hungaria | |
| 30.07.2003 | MTK Hungaria | 3-1 | HJK Helsinki | |
*Wisła Kraków 7-4 Omonia Nicosia
| 06.08.2003 | Omonia Nicosia | 2-2 | Wisła Kraków | |
| 30.07.2003 | Wisła Kraków | 5-2 | Omonia Nicosia | |
Rapid Bucuresti 2-3 Anderlecht *
| 06.08.2003 | Anderlecht | 3-2 | Rapid Bucuresti | |
| 30.07.2003 | Rapid Bucuresti | 0-0 | Anderlecht | |
Bohemians FC 0-5 Rosenborg BK *
| 06.08.2003 | Rosenborg BK | 4-0 | Bohemians FC | |
| 30.07.2003 | Bohemians FC | 0-1 | Rosenborg BK | |
Sheriff Tiraspol 0-2 Shakhtar Donetsk *
| 06.08.2003 | Shakhtar Donetsk | 2-0 | Sheriff Tiraspol | |
| 30.07.2003 | Sheriff Tiraspol | 0-0 | Shakhtar Donetsk | |
Leotar Trebinje 1-4 Slavia Praha *
| 06.08.2003 | Slavia Praha | 2-0 | Leotar Trebinje | |
| 30.07.2003 | Leotar Trebinje | 1-2 | Slavia Praha | |
*FC København 10-1 Sliema Wanderers
| 06.08.2003 | Sliema Wanderers | 0-6 | FC København | |
| 30.07.2003 | FC København | 4-1 | Sliema Wanderers | |
CSKA Moscow 2-3 Vardar Skopje *
| 06.08.2003 | Vardar Skopje | 1-1 | CSKA Moscow | |
| 30.07.2003 | CSKA Moscow | 1-2 | Vardar Skopje | |