In the men's final, Wilson beat Alex Bilodeau of Canada for his first dual moguls victory of the season. Joseph Discoe, also of the United States, was third.
Canada's Mikael Kingsbury, who won Saturday's moguls race and leads the overall standings, was fifth behind Japan's Sho Kashima.
Ito also captured her first victory of the season finishing ahead of Mikaela Matthews and Hannah Kearney, both from the United States.
With the 60 points she received on Sunday, Kearney moved into first place in the standings with 513 points, three ahead of Justine Dufour-Lapointe of Canada, who finished eighth.
The next World Cup event will be in Are, Sweden, on March 15-16.