Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Siófok (48% of total searches to Lake Balaton). The next most popular destinations are Balatonfüred (25%) and Tihany (16%). Searches for hotels in Veszprém (11%) are also popular.
KAYAK users have found double rooms in Lake Balaton for as cheap as €27 (Siófok) in the last 3 days. The average price is €120.