Group 1

Seeded
1: Saint-Étienne (FRA) 26.049
2: Maccabi Tel-Aviv (ISR) 20.225 or Kairat Almaty (KAZ)
3: Spartak Moskva (RUS) 19.216
4: Vorskla Poltava (UKR) 11.976
5: Dinamo Minsk (BLR) 10.000 or St Patrick's Athletic (IRL)

Unseeded
6: AEK Larnaca (CYP) 9.435 or Cliftonville (NIR)
7: AEK Athens (GRE) 7.940
8: Vojvodina (SRB) 7.925 or Connah's Quay (WAL)
9: Pandurii Târgu Jiu (ROU) 7.076
10: Lokomotiva Zagreb (CRO) 5.775 or RoPS Rovaniemi (FIN)

Group 3

Seeded
1: Lille (FRA) 29.549
2: Maribor (SVN) 21.625 or Levski Sofia (BUL)
3: Austria Wien (AUT) 19.020 or Kukës (ALB)
4: Panathinaikos (GRE) 14.940
5: Maccabi Haifa (ISR) 11.725 or Nõmme Kalju (EST)
6: Hajduk Split (CRO) 10.775 or laşi (ROU)

Unseeded
7: Oleksandriya (UKR) 8.976
8: AIK Solna (SWE) 8.975 or Europa (GIB)
9: Spartak Trnava (SVK) 7.400 or Shirak (ARM)
10: Osmanlıspor* (TUR) 6.920 or Zimbru Chisinau (MDA)
11: Ventspils (LVA) 6.075 or Aberdeen (SCO)
12: Qäbälä (AZE) 5.225 or MTK Budapest (HUN)