She was especially true as giant slalom specialist. In this discipline, they won three World Cup races. In her career she was twelve times on the podium eleven times in the giant slalom and one in the combination. In the slalom and Super- G they reached are amongst the top ten.
Height of her career was winning the silver medal in the giant slalom at the World Ski Championship 1999 in Vail behind the Austrian Alexandra Meissnitzer. After the 2005/ 06 season ended Flemmen her career.