In 2010, Helgesson finished 11th at the Europeans. Two months later, she improved her personal best by 19 points to finish tenth at Worlds. She consequently received two Grand Prix assignments in the 2010–11 season, the first of her career; she finished 9th at the 2010 NHK Trophy and 6th at that season's Skate America. She medalled at two international events, the 2010 Nebelhorn Trophy and the 2010 Merano Cup, and improved to 6th at the European Championships, the best finish by a Swedish figure skater since 1932. She was 17th at the 2011 World Championships.