^ abF91 Dudelange played their third qualifying and play-off rounds home matches at Stade Josy Barthel, Luxembourg City, instead of their regular stadium Stade Jos Nosbaum, Dudelange.
^Alashkert played their home matches at Vazgen Sargsyan Republican Stadium, Yerevan, instead of their regular stadium Alashkert Stadium, Yerevan.
^Spartaks Jūrmala played their third qualifying round home match at Skonto Stadium, Riga, instead of their regular stadium Slokas Stadium, Jūrmala.
^The New Saints played their third qualifying round home match at the Cardiff City Stadium, Cardiff, instead of their regular stadium Park Hall, Oswestry.[2]
^ abTorpedo Kutaisi played their third qualifying and play-off rounds home matches at Mikheil Meskhi Stadium, Tbilisi, instead of their regular stadium Ramaz Shengelia Stadium, Kutaisi.
^Kukësi played their home match at Elbasan Arena, Elbasan, instead of their regular stadium Zeqir Ymeri Stadium, Kukës.
^ abMaccabi Tel Aviv played their home matches at Netanya Stadium, Netanya, instead of their regular stadium Bloomfield Stadium, Tel Aviv, due to renovation.
^Zenit Saint Petersburg played their third qualifying round home match at smaller Petrovsky Stadium, Saint Petersburg, instead of their regular stadium Krestovsky Stadium, Saint Petersburg, because they had to play behind closed doors.[3]
^ abAtalanta played their home matches at Mapei Stadium – Città del Tricolore, Reggio Emilia, instead of their regular stadium Stadio Atleti Azzurri d'Italia, Bergamo, which wasn't given a UEFA licence to hold games.[4]
^CSKA Sofia played their third qualifying round home match at Vasil Levski National Stadium, Sofia, instead of their regular stadium Balgarska Armia Stadium, Sofia.
^ abTrenčín played their first and second qualifying rounds home matches at Stadium Myjava, Myjava and third qualifying and play-off rounds home matches at Štadión pod Dubňom, Žilina, instead of their regular stadium Štadión na Sihoti, Trenčín, due to renovation.
^Spartak Subotica played their first and second qualifying rounds home matches at Karađorđe Stadium, Novi Sad and third qualifying round home match at Red Star Stadium, Belgrade, instead of their regular stadium Subotica City Stadium, Subotica.
^Progrès Niederkorn played their home matches at Stade Municipal, Differdange, instead of their regular stadium Stade Jos Haupert, Niederkorn.
^ abApollon Limassol played their home matches at GSP Stadium, Nicosia, instead of their regular stadium Tsirio Stadium, Limassol.
^Shkëndija played their home match at Philip II Arena, Skopje, instead of their regular stadium Ecolog Arena, Tetovo, due to renovation.
^Qarabağ played their home match at Tofiq Bahramov Republican Stadium, Baku, instead of their regular stadium Azersun Arena, Baku.
Note: Between the 1999–2000 and 2008–09 seasons, the competition was still known as the UEFA Cup. All seasons are included following the competition's absorption of the Cup Winners' Cup.