Let KAYAK do the searching
Based on KAYAK hotel searches, the most popular destination is Strasbourg (72% of total searches to Grand Est). The next most popular destinations are Colmar (18%) and Mulhouse (7%). Searches for hotels in Reims (4%) are also popular.
KAYAK users have found double rooms in Grand Est for as cheap as €26 (Colmar) in the last 3 days. The average price is €130.