For the Maritimes…I could see the following MAX routes:
YHZ-FRA: For several months last winter the enRoute map was actually showing this as a non-stop route so I thought it might have launched this year. Condor currently operates this and there's probably enough traffic for a little competition.
YQM-CDG: There’s a significant Acadian population in the Moncton area and north along the coast and into the Gaspe. Paris was previously served from YQM on a Corsair ‘747….
http://www.gnb.ca/cnb/news/tp/2005e0815tp.htm
….and also by Canada 3000.