The 2025 Cincinnati Open runs from Tuesday, August  5 through Monday, August  18, at the Lindner Family Tennis Center in Mason, Ohio (about 30 minutes northeast of Cincinnati). Qualifying matches begin on August  5–6, with main-draw action from August  7 through finals weekend. The doubles final takes place on Sunday, August  17, and the men’s and women’s singles finals on Monday, August 18 at 3:00 pm. Sessions are divided into day and night—with day tickets valid until 5 pm and night sessions starting at 7 pm; gates open 9 am for day and 5 pm for night sessions.

You can buy tickets—from single-session or multi-day packages to premium and suite options—through the official ticket page on the Cincinnati Open website:
https://cincinnatiopen.com/tickets