From 30 travnja do 6 svibnja 2018
Séoul
S / ATP CH 100 / 100,000 $
McDonald M
Glasgow
Glasgow / ATP CH 100 / 85,000 €
Lacko L
Savannah
Savannah / ATP CH 70 / 75,000 $
Dellien H
Ostrava
Ostrava / ATP CH 70 / 64,000 €
De Greef A
From 7 svibnja do 13 svibnja 2018
Karshi
Karshi / ATP CH 70 / 75,000 $
Gerasimov E
Roma
Rome / ATP CH 70 / 64,000 €
Pavlasek A
From 14 svibnja do 20 svibnja 2018
Heilbronn
Heilbronn / ATP CH 100 / 85,000 €
Molleker R
Samarkand
Samarkand / ATP CH 70 / 75,000 $
Vanni L
From 21 svibnja do 27 svibnja 2018
Madrid 
Madrid 
12:53 
vs 
vs 
Menendez-Maceiras A
Moriya H
Titles 2018