Cha made his international debut at the ISU Junior Grand Prix circuit in Italy, where he finished in sixteenth place.

He then went on to make his senior international debut at the 2019 CS Asian Open Figure Skating Trophy, where he placed seventh.

Cha managed to finish fifth at that event after placing fifth both in both short and free program segments of the competition.

[3] Cha only competed at the 2021 South Korean Figure Skating Championships during this season, where he won the bronze medal.

[3] Cha began the season in October by competing at the 2024 Korean Universiade and Asian Games Qualifiers, where he finished fourth.

With this result, Cha was selected to represent South Korea at the 2025 Winter World University Games.