The Belarusian world number one came home 6-4, 6-2 on Rod Laver Arena and will meet either Polish second seed Iga Swiatek or American 19th seed Madison Keys in Saturday's decider.
No.3 seed Coco Gauff had to come from behind to beat Belinda Bencic and reach the Australian Open quarterfinals on Sunday.
World number two Swiatek has been on top form at Melbourne Park, and controlled Wednesday's clash at Rod Laver Arena to win ... (Maria Sharapova in 2013, Monica Seles in 1991 and Steffi Graf ...
Defending champions Aryna Sabalenka reached the 2025 Australian Open final after beating 11th seed Paula Badosa on Rod Laver Arena. The women's singles top seed claimed a 6-4, 6-2 win in the semi-final after over an hour.