Domen Prevc competed in the 2015 European Youth Olympic Winter Festival. He made an individual World Cup debut on 22 November 2015 in Klingenthal with eighth place. He needed only four World Cup starts to reach his first podium on 19 December 2015 in Engelberg where he took second place. At that event, Domen and Peter Prevc shared a podium as first brothers in the World Cup history.