Castel Sant'angelo Inn The Castel Sant'angelo Inn is a small hotel in Roma. The hotel offers off site car parking. Hotel guests can enjoy a meal at the restaurant on site. Room Facilities Castel Sant'angelo Inn. All rooms have a hairdryer. There is a no smoking policy throughout the hotel. Wifi internet access is available in all rooms. All rooms feature a stocked minibar. Additional Info. An airport shuttle service is available from the hotel. Pets are made most welcome at the hotel. A concierge service is available to guests.