For the 2009–10 Grand Prix season, Rochette was assigned to the 2009 Cup of China, and the 2009 Skate Canada International. She started off the season with at the Cup of China, where she placed 7th in the short program, with 52.12 points, 10.08 points behind overnight leader Mirai Nagasu. During the free skate she rebounded, placing 2nd with 111.06 points behind Akiko Suzuki, who placed 1st in that segment. Rochette won the bronze medal with 163.18 points, behind gold medallist Suzuki and silver medallist Kiira Korpi.