Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Gdansk (68% of total searches to Baltic Coast). The next most popular destinations are Sopot (16%) and Gdynia (11%). Searches for hotels in Świnoujście (5%) are also popular.
KAYAK users have found double rooms in Baltic Coast for as cheap as $20 (Gdynia) in the last 3 days. The average price is $148.