You can check the cost on this site if you look via the links, this will give you an idea. However, you may have the same problems as JohnnyO if you want to book.
Who have you booked with ?
With Balkan a full childs ski pack (lift pass, ski's & boots and ski school) is £70 other tour operators are a similar price. So check with your tour operator.
Don't go without booking first in UK as its double the cost in Borovets.
make sure u pre book we never and it cost us 700 english for 2adults 1 child sking and 1 child in kindergarden book with borosport this is cheapest when u get their if pre booking go to bulgariaski do not book anywhere else because it will cost u60% more from reps plus they will tell u u can only book from reps we only found out on our last night that we had been ripped of by the first choice rep barney and it was a sking instructor that told us he could not belive what we had paid he ...
make sure u pre book we never and it cost us 700 english for 2adults 1 child sking and 1 child in kindergarden book with borosport this is cheapest when u get their if pre booking go to bulgariaski do not book anywhere else because it will cost u60% more from reps plus they will tell u u can only book from reps we only found out on our last night that we had been ripped of by the first choice rep barney and it was a sking instructor that told us he could not belive what we had paid he advised borosport or bulgariaski