2018 İstanbul Cup – Singles

Singles
2018 İstanbul Cup
Champion Pauline Parmentier
Runner-up Polona Hercog
Score6–4, 3–6, 6–3
Draw32
Seeds8

Elina Svitolina was the defending champion, but chose to compete in Stuttgart instead.

Pauline Parmentier won the title, her first since 2008, defeating Polona Hercog in the final, 6–4, 3–6, 6–3.