>> however any flights leaving YYZ are about $1000 in taxes and fees. The same flight with an origin at EWR - DPS - YYZ is $<200
So the award should be YYZ - EWR - DPS and it's the same "$<200" taxes and fees plus maybe $30 more.
BTW how can it be the "same flight" leaving from EWR/YYZ to DPS?