Carla Suarez Navarro advanced to the final of the Miami Open after topping Andrea Petkovic 6-3 , 6-3 in a semi-final on Thursday . The Spaniard 12th-seed did n't face a single break point and will meet either top seed Serena Williams or third seed Simona Halep in Saturday 's final . It 's the eighth time that Suarez Navarro has reached a WTA final . She 's looking for her second title . Carla Suarez Navarro celebrates after match point in her match against Andrea Petkovic on Thursday . Suarez Navarro will play either Simona Halep or Serena Williams in the final of the Miami Open . Petkovic , the No 9 seed from Germany , lost to Suarez Navarro for the third time in five meetings . Petkovic had not dropped a set in any of her first four matches this year at Key Biscayne . Suarez Navarro took control of the opening set with an early break , then broke Petkovic again when the German 's forehand sailed well long to end the set . And in the second , Suarez Navarro broke yet again for a 4-2 lead and finished it off not long afterward . Suarez Navarro had been pushed to three-setters in each of her previous two matches . She threw her fists in the air and smacked a ball into the stands with joy when Petkovic 's final shot sailed wide . Williams and Halep - the last woman to beat the world 's No 1 - were set to play Thursday night to determine the other finalist . The schedule Thursday includes a pair of men 's quarterfinal matches , with fourth-seeded Kei Nishikori of Japan facing 22nd-seed John Isner of the United States in the afternoon - the first head-to-head matchup between those two - and No . 1 Novak Djokovic of Serbia meeting No . 6 David Ferrer of Spain in the evening . The Spaniard hits a forehand on her way to a 6-3 , 6-3 victory at Crandon park Tennis Center . Petkovic shows her frustration during the semi-final match on Thursday .
Carla Suarez Navarro advances to final of the Miami Open with win . Spaniard will play either Serena Williams or Simona Halep in final . Suarez Navarro beats Andrea Petkovic in straight sets - two-3 , two-3 .