The 2025 U.S. Open heads into the women’s singles semifinals with two crucial matches taking center stage at Arthur Ashe Stadium on Thursday.
In a match that lasted just 57 minutes, No. 8 seed Amanda Anisimova pulled off an upset, defeating No. 2 seed Iga Swiatek, 6-4, 6-3 in the quarterfinals. This victory comes six months after Anisimova lost to Swiatek in the Wimbledon final, and it marks her advancement to her third major semifinal.
Anisimova is set to compete against No. 23 seed Naomi Osaka in the semifinals at Flushing Meadows. Osaka secured her place by defeating No. 11 seed Karolina Muchova, 6-4, 7-6 (3) in the quarterfinals. This marks Osaka’s first semifinal appearance since she won the title in 2020.
Here is how to watch the must-see match between Amanda Anisimova and Naomi Osaka on Thursday.
Osaka takes first set in tiebreak
Osaka, the two-time US Open champion, blew leads of 2-0 and 4-2, and was broken in the 10th game by Anisimova, who shook off early nerves and 17 unforced errors, to save her service game in the next game. Anisimova also served for the set but was broken, sending it to a tiebreak. But Anisimova had five unforced errors and a double fault in the tiebreak, losing the tiebreak 7-4.
How to watch Naomi Osaka vs. Amanda Anisimova
No. 23 seed Naomi Osaka will face off against No. 8 seed Amanda Anisimova in the U.S. Open women’s semifinal match on Thursday.
- Date: Thursday, Sept. 4
- Time: 8:30 p.m. ET
- TV: ESPN
Watch the 2025 US Open on Fubo (free trial)
How to watch 2025 US Open: Dates, TV, streaming
- Dates: Sunday, Aug. 24-Sunday, Sept. 7
- Location: USTA Billie Jean King National Tennis Center (New York)
- TV channels: ABC, ESPN, ESPN2, ESPN Deportes (Spanish language)
- Streaming: Fubo (free trial)