In the 2013–14 season Beljajeva climbed her first World Cup with a silver medal in the Doha Grand Prix, followed by a quarter-finals placing in Barcelona. At the European Championships in Strasbourg, she lost in the second round to Switzerland's Tiffany Géroudet. In the team event, Estonia were defeated by Russia in the semi-finals, then by Italy and finished 4th. At the World Championships in Kazan she was overcome in the table of 16 by teammate Erika Kirpu, who eventually earned a bronze medal, and could not defend her title. In the team event, Estonia took their revenge against Italy in the semi-finals, prevailing 42–32, but lost to Russia in the final and ended up with a silver medal. Beljajeva finished the season No. 16.