I am a newbie when it comes to even booking Aeroplan flights, but I am in the proecss of booking now and I see taxes & surcharges that seem incredibly high. Not sure if there is a way around this, looking to the pros for answers or at least a 2nd opinion...?

Total Miles for Trip for 2 ppl: 160,000
Total Taxes & Fees: $2,341.64

Depart
YOW>YUL - Economy (Jazz)
YUL>FRA - Business (AC)
FRA>CDG - Business (Lufthansa)
90,000 Miles & $1,064.20 in tax & fees

Return
LHR>YYZ - Business (AC)
YYZ>YOW - Economy (AC)
90,000 Miles & $1,277.44 in tax & fees