| To have your regatta listed, please send an email to info@ontariosailing.ca. | ||||
| JANUARY 2018 | ||||
| Date | Event | Venue | Classes | |
| FEBRUARY 2018 | ||||
| Date | Event | Venue | Classes | |
| MARCH 2018 | ||||
| Date | Event | Venue | Classes | |
| APRIL 2018 | ||||
| Date | Event | Venue | Classes | |
| MAY 2018 | ||||
| Date | Event | Venue | Classes | |
| JUNE 2018 | ||||
| Date | Event | Venue | Classes | |
| JULY 2018 | ||||
| Date | Event | Venue | Classes | |
| AUGUST 2018 | ||||
| Date | Event | Venue | Classes | |
| August 9 – 12 | CORK International Board Regatta
Sail Canada Youth RS:X & Techno 292 and Senior RS:X Championships |
CORK | ||
| SEPTEMBER 2018 | ||||
| Date | Event | Venue | Classes | |
| OCTOBER 2018 | ||||
| Date | Event | Venue | Classes | |
| NOVEMBER 2018 | ||||
| Date | Event | Venue | Classes | |