Domestically from YYZ: YVR and YUL.
Internatioanlly from YYZ (depending on season): CDG, LHR, MBJ, FRA
(same applies to YUL, except MBJ)
A340 (from YYZ, YVR, YUl, depending)
NRT, HKG, LHR, FRA, CDG is rare, if ever.
And most recently, SYD, via HNL.
Im sure there are more, I just cant think of them.