The 2017 CS Autumn Classic International was held in September 2017 at the Sportsplexe Pierrefonds in Montreal, Quebec, Canada.

It was part of the 2017–18 ISU Challenger Series.

[1] Medals were awarded in men's singles, ladies' singles, pair skating, and ice dance.

The International Skating Union published the preliminary list of entries on August 29, 2017.