Ekaterina Alexandrova defeated Dayana Yastremska in the final, 6–2, 3–6, 7–5 to win the singles title at the 2025 Upper Austria Ladies Linz. It was her fifth WTA Tour singles title.
Jeļena Ostapenko was the reigning champion, but did not participate this year.
Seeds The top four seeds received a bye into the second round.
Draw
Finals
Top half
Bottom half
Qualifying Seeds
Qualifiers
Qualifying draw
First qualifier
Second qualifier
Third qualifier
Fourth qualifier
Fifth qualifier
Sixth qualifier
References
External links Main draw Qualifying draw