Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Cork (90% of total searches to Cork Harbour). The next most popular destinations are Cobh (5%) and Carrigaline (4%). Searches for hotels in Douglas (1%) are also popular.
KAYAK users have found double rooms in Cork Harbour for as cheap as $47 (Cork) in the last 3 days. The average price is $343.