In summer 2011, Haskić moved to Premier League side Sarajevo. Soon after arriving, he played with Sarajevo in their 2011–12 UEFA Europa League campaign. He scored the two decisive goals in a 2–0 aggregate victory over Swedish side Örebro SK;[2] however, FK Sarajevo lost in the next round against Sparta Prague.
In the 2011–12 season, Haskić scored 8 goals to finish as FK Sarajevo's top scorer [3] and qualify them for the 2012–13 UEFA Europa League first qualifying round. Haskić moved abroad to Serbia in August 2012, joining Voždovac.[2]
While he was at Žilina, he was also spontaneously loaned out to the B team of Žilina between 2015 and 2017. From January to June 2017, he was also loaned out to Podbeskidzie Bielsko-Biała.[2]
In the 2018–19 Serbian SuperLiga he was not only the star player of Radnički, but also of the whole league, scoring 24 goals in 34 league games and finished as the league's top scorer. He also led Radnički to be title challengers, even though they did finish on 2nd place.[5]
In December 2019, Radnički announced that Haskić signed a contract with J2 League club Omiya Ardija for an undisclosed transfer fee.[7]
Velež Mostar
In January 2022, Haskić signed with Velež Mostar, returning to the Bosnian Premier League.On 14 February 2022 he scored in the friendly match against Desna Chernihiv at the Winter sports camps in Antalya.[8][9] In May 2022, he won the Bosnian Cup with Velež.[10]