Dappa started his career for
Hapoel Kfar Shalem under-14 team, where he scored 40 goals in one season. In summer 2021 he moved to
Bnei Yehuda and one year later signed for
Maccabi Netanya. On 10 August 2024, Dappa made his senior debut as a substitute in the 90th minute in a
Toto Cup home match against
Beitar Jerusalem, that ended in a 1–1 draw. On 5 January 2025 he scored his first goal in a senior match in the 1–0 away win against
Ironi Kiryat Shmona. ==International career==