Stanford's Kelley O'Hara led the USA with two goals, while Colorado's Nikki Marshall and the Portland pair of Keelin Winters and Michelle Enyeart scored one goal each.
"Every player on the roster started at least one game of the three and there were some outstanding performance by players with little or no international experience," said DiCicco. "Clearly, it will be a very competitive environment for players vying for spots on the qualifying roster.
Feb. 15 in La Serena
USA 5 Chile 1. Goals: O'Hara 28, 57, Marshall 46, Enyeart 59, Winters 67; Araya 90.
USA -- Olsen, Barnes (Elliott, 69), Stephan, Johnson (Fowlkes, 61), Reed, Noyola, Winters,Shipley (Wells, 46), Enyeart, O'Hara (Nogueira, 61), Marshall.
Chile -- Parraguirre, Soto, Perez (Navarrete, 72), Pena, Hisis (Leyton, 36), Diaz (Zamora, 25), Lefort, Coihuin (Baigorri, 76), Pardo, Mardones, Quezada (Araya, 74).