[7] As the title holders, West Ham United qualified for the 2023–24 UEFA Europa League.

They were unable to defend their title after advancing to the Europa League knockout phase.

[9] Apart from the allocation based on the country coefficients, associations could have additional teams participating in the Europa Conference League, as noted below: The following is the access list for this season.

[10] Due to the suspension of Russia for the 2023–24 European season, the following changes to the access list were made: Combining with the Champions League title holder (Manchester City) qualifying for the Champions League group stage via their domestic league, the following changes to the access list were made: The labels in the parentheses show how each team qualified for the place of its starting round: The second qualifying round, third qualifying round and play-off round were divided into Champions Path (CH) and Main Path (MP).

One team not playing in a national top division took part in the competition: Vaduz (2nd tier).

All teams besides AZ, Ballkani, Bodø/Glimt, Fiorentina, Gent, HJK, Maccabi Tel Aviv, PAOK, Slovan Bratislava and Zorya Luhansk made their debut appearances in the group stage.

Breiðablik, Čukarički, KÍ, Olimpija Ljubljana and Zrinjski Mostar all made their debut appearances in a UEFA competition group stage.

Breiðablik, KÍ and Zrinjski Mostar were the first teams from Iceland, the Faroe Islands and Bosnia and Herzegovina, respectively, to play in a UEFA competition group stage.

Breiðablik also became the first ever team to qualify for the group stages of a UEFA club competition after starting in a preliminary round.

In the knockout phase, teams played against each other over two legs on a home-and-away basis, except for the one-match final.

The UEFA technical study group selected the following players as the team of the tournament.