Both semi-finals were on the schedule on Day 11, with Serena Williams against Nicole Vaidišová first to take the court. Vaidišová broke early on for a 2–0 lead, but she squandered that advantage.
The two semifinal matches occurred on Day 11, with Serena Williams competing against Nicole Vaidišová in the first contest. Vaidišová initially held a 2-0 advantage, but failed to seize control of the match.