see his schedule here posted by vivley
Just found this during a Google Search, and I'm not sure why it's not on Skate Canada's Athlete Appearance Page, but Patrick will be featured at the Silver Blades Annual Ice Show in Corner Brook, NL on April 23.
So his upcoming appearances are:
March 28 - April 3, 2016 2016 World Figure Skating Championships, Boston, MA
April 9-10, 2016 Stars on Ice, Osaka, Japan
April 15-17, 2016 Stars on Ice, Tokyo, Japan
April 23, 2016 Silver Blades Annual Ice show featuring Patrick Chan, Corner Brook, NL
April 29, 2016 Stars on Ice, Halifax, NS
May 1, 2016 Stars on Ice, Ottawa, ON
May 6, 2016 Stars on Ice, Toronto, ON
May 7, 2016 Stars on Ice, Hamilton, ON
May 8, 2016 Stars on Ice, London, ON
May 11, 2016 Stars on Ice, Winnnipeg, MB
May 13, 2016 Stars on Ice, Edmonton, AB
May 14, 2016 Stars on Ice, Saskatoon, SK
May 15, 2016 Stars on Ice, Calgary, AB
May 18, 2016 Stars on Ice, Kelowna, BC
May 19, 2016 Stars on Ice, Vancouver, BC
May 21, 2016 Stars on Ice, Victoria, BC