In 2018, Bonner received a nomination for the 2018 AFL Rising Star award after recording 31 disposals in the win against Fremantle in round 1.[3] Following the conclusion of the 2023 season, during which he played 93 games for Port Adelaide, he was delisted by the club.[4] Subsequently, he was drafted by St Kilda in the 2023 pre-season draft.[5]