On 6 October 2014, Aron signed a three-year contract with Norwegian Eliteserien side Aalesunds FK.
[1] Aron made his debut for Aalesund on 3 June 2015, in a 1-0 Norwegian Cup defeat to IL Hødd, with his league debut coming 4 days later in a 2–1 victory over FK Haugesund.
[2] On 23 December 2019, Aron signed a three-and-a-half-year contract with Danish side OB.
[3] On 27 June 2023 it was announced that Aron had signed a four-year contract with his first club Víkingur Reykjavík.
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