 His move to Samsunspor saw the return of regular first-team football as he played 31 times overall for Samsunspor during 2008–09, despite this Sönmez was on the move again in September 2009 when he agreed to join Antalyaspor.After not making a single appearance for the club in any competition, he left Antalyaspor a year later.After being a free agent between July 2010 and February 2011, Sönmez got back into football and returned to his first club Iznikspor.