Hlavná vetva:
FK Soči/FK Kešla - Partizan Belehrad/DAC Dunajská Streda
Hajduk Split/Tobol Kostanaj - Apollon Limassol/MŠK Žilina
Spartak Trnava/OSK Sepsi - Sutjeska Nikšič/Maccabi Tel-Aviv
Dinamo Batumi/BATE Borisov - Petrocub-Hincesti/Sivasspor
KuPS Kuopio/Vorskla Poltava - Astana/Aris Solún
Ararat Jerevan/Slask Vroclav - Arda Kardzhali/Hapoel Beer-Ševa
Škupi/Santa Clara - Olimpija Ľubľana/ Birkirkara
Újpest/FC Vaduz - FC Bazilej/FK Partizani
Kolos Kovalivka - FCSB/Šachtar Karagandy
Elfsborg/Milsami Orhei - Velež/AEK Atény
Paços de Ferreira - Larne/AGF Aarhus
FC Luzern - Drita/Feyenoord
RFS/Puskásova Akadémi - Gent/Vålerenga
Hibernian/Santa Coloma - Gžira United/HNK Rijeka
Austria Viedeň/Breidablik - FC Aberdeen/BK Häcken
Trabzonspor - Molde/Servette Ženeva
Dudelange/Bohemians- PAOK Solún
Kauno Žalgiris/The New Saints - Viktoria Plzeň/Dynamo Brest
Sūduva/Raków Czestochowa- Rubin Kazaň
Lokomotiv Plovdiv/Slovácko - FC Kodaň/Torpedo-Belaz Zhodino
Čukarički/Sumgait - Hammarby/Maribor
CSKA Sofia/Liepāja - Pogoň Štetín/Osijek
Panevezys/Vojvodina Novy Sad - LASK Linz
Limassol/Vllaznia - FK Karabach/Ašdod
Hafnarfjördur/Rosenborg Trondheim - Domžale/Honka Espoo
Universitatea Craiova/Laç - Anderlecht Brusel
Vitesse Arhneim - Dundalk/Levadia Tallinn
Majstrovská vetva:
Dinamo Tbilisi/Maccabi Haifa - HB Tórshavn/Budučnost Podgorica
Linfield/Borac Banja Luka - Šachťor Soligorsk/Fola Esch
Shamrock Rovers - Teuta/Inter Club d'Escaldes
Riga FC/KF Škëndija - Folgore/Hibernians
Priština/Connah's Quay Nomads - Valur/Bodo-Glimt