The following calendar highlights important dates throughout the OSUD season. Regular classes are held every Sunday except for the noted holidays. The season begins on September 17, 2017 and finishes on June 2, 2018.

Term One	Term Two
September 17 to December 10, 2017	January 14 to June 2, 2018
September 10 - In-person Registration Day September 17 - Term one classes begin October 8 - Thanksgiving Weekend December 10 - Winter Celebration December 17, 24, 31 - Winter Holidays	January 7 - Ukrainian Christmas (Rizdvo) Holiday January 14 - Term two classes begin February 11 - OSUD Open House February 18 - Family Day Weekend March 11 - March Break April 1 - Easter (Gregorian calendar) April 8 - Easter (Julian calendar) May 20 - Victoria Day Weekend May 30 - Concert Dress Rehearsal May 31 - Concert Dress Rehearsal ​June 2 - Final Concert (Centrepointe Studio Theatre)