On March 24–26, Tikkanen competed at the Thiais Grand Prix finishing 18th in the all-around. On April 7–9, Tikkenen competed at the 2017 Pesaro World Cup finishing 34th in the all-around. On May 19–21, Tikkanen represented as individual senior for Finaland at the 2017 European Championships. Her next event was at the 2017 World Challenge Cup Guadalajara where she finished 21st in the all-around. On June 23–25, Tikkanen competed at the 2017 Grand Prix Holon finishing 13th in the all-around. On August 5–7, Tikkanen finished 19th in the all-around at the 2017 Minsk World Challenge Cup. On August 11–13, Tikkanen then competed at the 2017 Kazan World Challenge Cup finishing 20th in the all-around. On August 30 - September 3, Tikkanen competed at the 2017 World Championships in Pesaro, Italy; finishing 43rd in the all-around qualifications and thus not making the top 24 all-around finalists.