Wizzair allows passengers to carry skis and other sporting equipment as carefully-packed hold luggage:
Carriage of sporting equipment is subject to a sporting equipment fee and must be indicated and paid for during the booking process.
Please read carefully the packaging requirements below. If those requirements are not fulfilled, Wizz Air will refuse carriage of the item. Please note that Wizz Air does not provide packing material. All the items mentioned below can only be carried as checked-in baggage.
a) Ski Equipment, Snowboard, Surf Equipment, Golf Bags must be packed in a pouch.
For this they charge a fixed sporting equipment fee. The details of the fee can be found on the fee page of the Wizzair fee website. At the time of writing the fees are:
Unless you find an all-inclusive fare which includes sporting equipment (I'm not sure if these exist on Wizzair), you'll have to add the carriage fee to the cost of a plane ticket. This ought to give you a better idea about the costs involved.