How Much Do Transition Lenses Cost? …and Can I Get Them If I Have …..?

i have astigmatism i wear glasses ive been thinking about getting transition lenses cause i dont want contacts
will i be able ot get the transition lenses if i have astigmatism ??? and how much do they cost????
ive heard that they are expensive like 500$ for two lenses
im going to vision world on Thursday to pick up my father’s glasses cause he got a new pair so i will ask there but approx. how much would they cosT?