In 2016 he moved to reigning Lebanese Premier League champions Ahed, where he won the 2019 AFC Cup.

Coming through the youth system, Nour Mansour started his career with Safa,[6] where he became the captain several years later.

[5] On 4 November 2019, Mansour helped Ahed win the 2019 AFC Cup, defeating April 25 in the final: this was the first time in history a Lebanese side had won the competition.

[6] Mansour was called up for the 2019 AFC Asian Cup squad,[15] where he played against North Korea in the final match of the group stage, won by Lebanon 4–1.

[7][17] Furthermore, Mansour has an eye for goal through his aerial presence in set pieces and the occasional penalty kick.