Matteo Berrettini defeated Hugo Gaston in the final, 7–5, 6–3 to win the singles tennis title at the 2024 Austrian Open Kitzbühel.[1] Berrettini did not drop a set en route to his tenth ATP Tour title, and his second title in as many weeks, after winning the Swiss Open the week before. It was Gaston's first ATP Tour final since the 2021 Swiss Open.
Sebastián Báez was the defending champion, but lost to Gaston in the quarterfinals.[2]