Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Brighton (77% of total searches to East Sussex). The next most popular destinations are Eastbourne (16%) and Hastings (4%). Searches for hotels in Rye (3%) are also popular.
KAYAK users have found double rooms in East Sussex for as cheap as £28 (Brighton) in the last 3 days. The average price is £177.