The PKP connection between Koluszki and Grodzisk Mazowiecki is operated by IC Intercity. The first direct train departs at 23:03 from Koluszki station. The last train to Grodzisk Mazowiecki leaves at 23:03. The fastest train without transfers is ASNYK. The journey on this train takes 00:39. Currently on the route Koluszki – Grodzisk Mazowiecki there are no other trains operated by PKP Intercity. The train finishes at Grodzisk Mazowiecki.