Laura Siegemund defeated Arianne Hartono 6–3, 6–3 in the semi-final of the WTA 250 Hua Hin tournament on hard court on 21 September 2024, confirming her status as pre-match favourite with odds of 1.44 to Hartono's 3.04. Siegemund's dominant performance saw her advance to the final without dropping a set across either frame, maintaining consistent control throughout. The German's straightforward victory underscores her command on hard courts and positions her as a strong contender for the title. Siegemund will face the winner of the other semi-final in pursuit of her next WTA title.