Bonansea started his career with
Argentine Primera División side
Lanús. He made three appearances for Central Norte before returning to Lanús. He made his professional debut on 16 September in a home defeat to
Brown, prior to scoring his first career goal two appearances later against
Independiente Rivadavia. For Mitre, Bonansea scored five goals across seventeen appearances for the club as they placed eleventh in
2018–19. In late March 2021, the
Croatian team
NK Lokomotiva announced they signed Bonansea as a free agent. In January 2022, Bonansea joined
Ecuadorian Serie A club
Mushuc Runa. In March 2022, according to media reports, a loud argument broke out between Bonansea and the club's headcoach
Geovanny Cumbicus. On 12 March 2022, the club announced that Bonansea had left the club "for personal reasons". Bonansea returned to his homeland, after leaving Mushuc Runa, and on 2 June 2022, he signed with
Primera Nacional club
Santamarina. ==Career statistics==