Sutjeska Niksic 0-1 Alashkert Martuni *
| 02.08.2018 | Alashkert Martuni | 0-0 | Sutjeska Niksic | |
| 26.07.2018 | Sutjeska Niksic | 0-1 | Alashkert Martuni | |
*Olimpija Ljubljana 6-2 Crusaders Belfast
| 02.08.2018 | Crusaders Belfast | 1-1 | Olimpija Ljubljana | |
| 26.07.2018 | Olimpija Ljubljana | 5-1 | Crusaders Belfast | |
*F91 Dudelange 3-2 Drita FC
| 02.08.2018 | Drita FC | 1-1 | F91 Dudelange | |
| 26.07.2018 | F91 Dudelange | 2-1 | Drita FC | |
*APOEL FC 5-2 Flora Tallinn
| 02.08.2018 | Flora Tallinn | 2-0 | APOEL FC | |
| 26.07.2018 | APOEL FC | 5-0 | Flora Tallinn | |
*Spartaks Jurmala 9-0 SP La Fiorita
| 02.08.2018 | SP La Fiorita | 0-3 | Spartaks Jurmala | |
| 26.07.2018 | Spartaks Jurmala | 6-0 | SP La Fiorita | |
*The New Saints 3-2 Lincoln Red Imps
| 02.08.2018 | Lincoln Red Imps | 1-1 | The New Saints | |
| 26.07.2018 | The New Saints | 2-1 | Lincoln Red Imps | |
FC Santa Coloma 1-3 Valur Reykjavik *
| 02.08.2018 | Valur Reykjavik | 3-0 | FC Santa Coloma | |
| 26.07.2018 | FC Santa Coloma | 1-0 | Valur Reykjavik | |
*Torpedo Kutaisi 7-0 Vikingur Gota
| 02.08.2018 | Vikingur Gota | 0-4 | Torpedo Kutaisi | |
| 26.07.2018 | Torpedo Kutaisi | 3-0 | Vikingur Gota | |
*Zrinjski Mostar 3-2 Valletta FC
| 02.08.2018 | Valletta FC | 1-2 | Zrinjski Mostar | |
| 26.07.2018 | Zrinjski Mostar | 1-1 | Valletta FC | |