In addition to Flint Fotball, 27 other teams played in 13-15 august Jenter 15 (FØDT 2006) 11er Elite. They were divided into 7 different groups, whereof Flint Fotball could be found in Group D together with Fjellhamar, Abildsø/Lambertseter and Sandnes Ulf.

Flint Fotball made it to Sluttspill C after reaching 4:th place in Group D. Once in the playoff they won every match inluding the Final against Øvrevoll Hosle IL, which they won with 4-0. Thereby Flint Fotball won the entire Sluttspill C in 13-15 august Jenter 15 (FØDT 2006) 11er Elite during Jente Talent Cup 2021-høst.