After Yugoslavia won on penalties over East Germany, he returned to Red Star, but made no league appearances and left for Spartak Subotica in 1989.

He went to Hong Kong in 1998 to join Instant-Dict FC, became a well-known figure among fans and would then play for Rangers, Sun Hei and Kitchee before retiring in 2005.

Antonić, a UEFA Pro License holder, was appointed by Kitchee as head coach immediately after his retirement in 2005 and successfully led the team to two trophies in the league on his first year of duty, winning the Hong Kong League Cup and Hong Kong Senior Shield Cup.

Antonić was appointed to coach the Hong Kong national football team in preparation for the 2011 Asian Cup qualifiers.

He left his post as head coach of Tuen Mun in the middle of the 2011–12 Hong Kong First Division League season and joined Arema FC as their manager.