Abbasov was invited by FINA to compete as a lone male swimmer for Azerbaijan in the men's 50 m freestyle at the 2008 Summer Olympics in Beijing. Swimming in heat four, Abbasov raced his way to fourth place in a splash-and-dash finish with a lifetime best of 26.31 seconds. Abbasov failed to advance into the semifinals, as he placed seventy-eighth overall out of ninety-seven swimmers in the prelims.