Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Hydra (85% of total searches to Argo-Saronic Islands). The next most popular destinations are Agia Marina (5%) and Póros (5%). Searches for hotels in Spétses (5%) are also popular.
KAYAK users have found double rooms in Argo-Saronic Islands for as cheap as $45 (Agia Marina) in the last 3 days. The average price is $311.