The 2018 Rostelecom Cup was the fifth event of six in the 2018–19 ISU Grand Prix of Figure Skating, a senior-level international invitational competition series.

Skaters earned points toward qualifying for the 2018–19 Grand Prix Final.

The ISU published the preliminary assignments on June 29, 2018.

Alina Zagitova set a new world record for the short program (80.78).

This article relating to figure skating is a stub.