Fulham secured the Under-18 Premier League South title after claiming a 3-0 win at Chelsea on Saturday.
Goals from Jay Stansfield, Mika Biereth and Luke Harris, pictured above, meant Steve Wigley's side finished above Crystal Palace on goal difference for back-to-back titles.
Fulham will now face Manchester City, who won the North group, in the national final to decide the 2020/21 Under-18 Premier League champions.
City are aiming for an unprecedented treble of being champions of the Premier League, Premier League 2 and the Under-18 Premier League.
The winner of the national final will also qualify for the 2021/22 UEFA Youth League.
Watch: Fulham highlights