On 20 June 2014, it was announced that Birkir would sign again for Pescara on 1 July 2014, after the club won the co-ownership bidding for the player from Sampdoria.
On June 20, 2014, it was announced that Birkir would re-sign with Pescara on July 1, 2014, after the club won a bidding process to acquire the player from Sampdoria.