Arnar Darri Pétursson

Stjarnan

Arnar played a first team game for Stjarnanbut played with all their youth teams.

Lyn

At the time Arnar moved to Lyn they had among others Indridi Sigurdsson, Theodor Elmar Bjarnason and more quality players. He made his Norwegian Premier League debut for Lyn on 3 August 2009 against SK Brann. In the end Lyn had to sell all their best players and was in the summer of 2010 declared bankrupt. It was demoted to the Norwegian lower leagues as an amateur club. With Lyn Arnar played 15 games, five of them in the Tippeligaen.

SønderjyskE

On 1 July 2010, Arnar signed for Danish Superliga club SønderjyskE, which is located near the German border, to compete with their existing number one goalkeeper Nathan Coe. He signed for two years.