During the 2008 World Championships, Räty recorded a 30-save shutout of Team USA for a 1–0 victory. She was named the Best Goalie of the Tournament by the Directorate in 2007 and in 2008, and earned the Most Valuable Player of the Tournament award in 2008. At the 2009 World Championships she maintained a 1.48 goals against average and a 3–1–0 record, backstopping Finland for their second-straight bronze medal.