Kvitova, seeded third in this tournament and ranked ninth in the world, posted a 6-0, 6-1 victory over Klara Zakopalova to set up a title showdown with Simona Halep.
Halep surprised No. 4 seed Caroline Wozniacki 6-2, 7-5.
At next week's U.S. Open, Kvitova will be seeded seventh and will meet Misaki Doi in the opening round.
Halep has had a breakout season in 2013 with tournament wins in the Netherlands, Germany and Hungary. She reached the semifinals in Rome before losing to Serena Williams.
Kvitova and Halep will be meeting for the first time.
Notable deaths of 2014 [PHOTOS]
UPI horse racing roundup