The 2019–20 UEFA Youth League knockout phase (play-offs and round of 16 onwards) began on 11 February 2020 with the play-off round and ended with the final on 25 August 2020 at Colovray Stadium in Nyon, Switzerland, to decide the champions of the 2019–20 UEFA Youth League. A total of 24 teams competed in the knockout phase (play-offs and round of 16 onwards). Times are CET/CEST, as listed by UEFA (local times, if different, are in parentheses).