She failed to qualify for Wimbledon, losing to Ekaterina Ivanova in round two.
In early September, Suárez reached round four of the US Open for the first time, defeating Mathilde Johansson, Simona Halep and compatriot Silvia Soler Espinosa. Carla Suárez Navarro was impressive in the French Open, reaching the third round.
avenging her first round defeat to the Australian at Wimbledon the previous month.
At the 2015 Australian Open she lost in the first round to Carina Witthöft in straight sets.
Carla began the season at the ASB Classic in Auckland.
As the 9th seed, she was upset in round two by Heather Watson. Going into the Australian Open, she defeated American Christina Mc Hale by 4–6, 6–3, 6–4; but lost to eventual titlist Kim Clijsters of Belgium in the following round.
198 Kristina Antoniychuk 1–6, 4–6, then made it to the semifinals of the Abierto Mexicano Telcel in Acapulco before losing to Polona Hercog 3–6, 5–7.
Unseeded at the BNP Paribas Open at Indian Wells, California, Suárez Navarro reached the fourth round, losing to Alisa Kleybanova 6–2, 6–7, 4–6.
She returned to the competition at the Open GDF Suez de Marseille, where she beat Sun Shengnan and Aleksandra Wozniak to make the quarterfinals, but was beaten by homecrowd favourite Pauline Parmentier.At the BNP Paribas Open she reached the Quarter Finals before losing to Simona Halep in three sets.Her good form on the American Hardcourts continued with a run to her first Premier Mandatory final at the Miami Open.Next she represented Spain at the Fed Cup against Estonia in Tallinn, where she had a 1–1 record; getting past Anett Kontaveit but falling to Kaia Kanepi.Then, Suárez followed an early loss in Paris with a semifinal and a quarterfinal, in Bogotá and Acapulco, respectively.