Sonnett attended her fifth consecutive January training camp that was held in Tampa, Florida, the first lead by Andonovski.[134] Following the January camp, she was named to the 20-player roster for the 2020 CONCACAF Women's Olympic Qualifying tournament held in late January/early February 2020.[135] Sonnett appeared in 4 of the 5 matches during the CONCACAF tournament as right back (switching to left back with substitutions of Kelley O'Hara and Ali Krieger).[136][137][138][139] The USWNT qualified for the 2020 Olympics with their win against Mexico and were named champions at the conclusion of the 2020 CONCACAF women's tournament.[139][140] Sonnett was also named to the 23-player roster for the 2020 SheBelieves Cup and played all 90 minutes in the match against Spain at left back, aiding the USWNT to ultimately capture the tournament title on March 11, 2020.[141][142][143]