The 2024–25 UEFA Champions League qualifying phase and play-off round began on 9 July and ended on 28 August 2024.
The team that scored more goals on aggregate over the two legs advanced to the next round.
As the identity of the winners of the previous round may not have been known at the time of the draws, the seeding was carried out under the assumption that the team with the higher coefficient of an undecided tie advanced to the subsequent round, which meant if the team with the lower coefficient advanced, it would simply take the seeding of its opponent.
Prior to the draws, UEFA could form "groups" in accordance with the principles set by the Club Competitions Committee purely for the convenience of the draw and not to resemble any real groupings in the sense of the competition.
Teams from associations with political conflicts as decided by UEFA could not be drawn into the same tie.
After the draws, the order of legs of a tie could be reversed by UEFA due to scheduling or venue conflicts.
[1] The Champions Path included all league champions which did not qualify directly for the league phase, and consisted of the following rounds: All teams eliminated from the Champions Path entered either the Europa League or the Conference League: Below were the participating teams of the Champions Path (with their 2024 UEFA club coefficients),[4] grouped by their starting rounds.
Seeding of the teams was based on their 2024 UEFA club coefficients.
The winners of the ties advanced to the Champions Path second qualifying round.
2–2 on aggregate; Borac Banja Luka won 4–1 on penalties.
1–1 on aggregate; Lincoln Red Imps won 5–4 on penalties.
3–3 on aggregate; UE Santa Coloma won 6–5 on penalties.
Seeding of the teams was based on their 2024 UEFA club coefficients.
The winners of the ties advanced to the third qualifying round of their respective path.
Seeding of the teams was based on their 2024 UEFA club coefficients.
[4] Prior to the draw, UEFA formed groups of seeded and unseeded teams per the principles set by the Club Competitions Committee.
The winners of the ties advanced to the play-off round of their respective paths.
Seeding of the teams was based on their 2024 UEFA club coefficients.
[4] Before the draw, UEFA could form groups of seeded and unseeded teams per the principles set by the Club Competitions Committee.