In July 2022, Bonnin won pole vault at the Open de France.[4] Bonnin qualified for the final at the 2022 European Athletics Championships held in Munich in August 2022.[5] She finished sixth in the final setting a new personal best height of 4.55m.[6] In 2022, she was also the gold medalist at the French U23 Championships, and silver medalist at the French Elite Championships.[7]
In July 2024, she improved her personal best three times to clear 4.70 metres in Sotteville.[9] She subsequently competed in the pole vault at the 2024 Paris Olympics, placing eleventh overall.[10]