*AC Milan 7-0 Shkendija'79
| 24.08.2017 | Shkendija'79 | 0-1 | AC Milan | |
| 17.08.2017 | AC Milan | 6-0 | Shkendija'79 | |
Panathinaikos 2-4 Athletic Bilbao *
| 24.08.2017 | Athletic Bilbao | 1-0 | Panathinaikos | |
| 17.08.2017 | Panathinaikos | 2-3 | Athletic Bilbao | |
NK Osijek 2-2 Austria Wien *
| 24.08.2017 | Austria Wien | 0-1 | NK Osijek | |
| 17.08.2017 | NK Osijek | 1-2 | Austria Wien | |
Club Brugge 0-3 AEK Athens *
| 24.08.2017 | AEK Athens | 3-0 | Club Brugge | |
| 17.08.2017 | Club Brugge | 0-0 | AEK Athens | |
Marítimo 1-3 Dynamo Kyiv *
| 24.08.2017 | Dynamo Kyiv | 3-1 | Marítimo | |
| 17.08.2017 | Marítimo | 0-0 | Dynamo Kyiv | |
*Everton 3-1 Hajduk Split
| 24.08.2017 | Hajduk Split | 1-1 | Everton | |
| 17.08.2017 | Everton | 2-0 | Hajduk Split | |
*Apollon Limassol 4-3 FC Midtjylland
| 24.08.2017 | FC Midtjylland | 1-1 | Apollon Limassol | |
| 17.08.2017 | Apollon Limassol | 3-2 | FC Midtjylland | |
FH Hafnarfjordur 3-5 SC Braga *
| 24.08.2017 | SC Braga | 3-2 | FH Hafnarfjordur | |
| 17.08.2017 | FH Hafnarfjordur | 1-2 | SC Braga | |
*BATE Borisov 3-2 FK Aleksandriya
| 24.08.2017 | FK Aleksandriya | 1-2 | BATE Borisov | |
| 17.08.2017 | BATE Borisov | 1-1 | FK Aleksandriya | |
FK Krasnodar 4-4 FK Crvena Zvezda *
| 24.08.2017 | FK Crvena Zvezda | 2-1 | FK Krasnodar | |
| 17.08.2017 | FK Krasnodar | 3-2 | FK Crvena Zvezda | |
*Ludogorets 2-0 FK Suduva
| 24.08.2017 | FK Suduva | 0-0 | Ludogorets | |
| 17.08.2017 | Ludogorets | 2-0 | FK Suduva | |
Domžale 1-4 Olympique Marseille *
| 24.08.2017 | Olympique Marseille | 3-0 | Domžale | |
| 17.08.2017 | Domžale | 1-1 | Olympique Marseille | |
PAOK Salonica 3-3 Östersunds FK *
| 24.08.2017 | Östersunds FK | 2-0 | PAOK Salonica | |
| 17.08.2017 | PAOK Salonica | 3-1 | Östersunds FK | |
AFC Ajax 2-4 Rosenborg BK *
| 24.08.2017 | Rosenborg BK | 3-2 | AFC Ajax | |
| 17.08.2017 | AFC Ajax | 0-1 | Rosenborg BK | |
SCR Altach 2-3 Maccabi Tel Aviv *
| 24.08.2017 | Maccabi Tel Aviv | 2-2 | SCR Altach | |
| 17.08.2017 | SCR Altach | 0-1 | Maccabi Tel Aviv | |
Legia Warszawa 1-1 Sheriff Tiraspol *
| 24.08.2017 | Sheriff Tiraspol | 0-0 | Legia Warszawa | |
| 17.08.2017 | Legia Warszawa | 1-1 | Sheriff Tiraspol | |
Dinamo Zagreb 1-1 Skenderbeu *
| 24.08.2017 | Skenderbeu | 0-0 | Dinamo Zagreb | |
| 17.08.2017 | Dinamo Zagreb | 1-1 | Skenderbeu | |
*Vardar Skopje 4-1 Fenerbahçe SK
| 24.08.2017 | Fenerbahçe SK | 1-2 | Vardar Skopje | |
| 17.08.2017 | Vardar Skopje | 2-0 | Fenerbahçe SK | |
*FK Partizan 4-0 Videoton FC
| 24.08.2017 | Videoton FC | 0-4 | FK Partizan | |
| 17.08.2017 | FK Partizan | 0-0 | Videoton FC | |
Viitorul Constanta 1-7 RB Salzburg *
| 24.08.2017 | RB Salzburg | 4-0 | Viitorul Constanta | |
| 17.08.2017 | Viitorul Constanta | 1-3 | RB Salzburg | |
*Viktoria Plzen 3-1 AEK Larnaca
| 24.08.2017 | AEK Larnaca | 0-0 | Viktoria Plzen | |
| 17.08.2017 | Viktoria Plzen | 3-1 | AEK Larnaca | |
FC Utrecht 1-2 Zenit *
| 24.08.2017 | Zenit | 2-0 AET | FC Utrecht | |
| 16.08.2017 | FC Utrecht | 1-0 | Zenit | |