Sultans Royal Hotel Guests checking into the luxury, 4x000D star rated Sultans Royal Hotel in Sultanahmet Istanbul are assured of a warm welcome. The hotel has both on and off site car parking available. Guests can dine at the hotel restaurant. Room Facilities Sultans Royal Hotel. We are sorry, but smoking is not permitted in either the bedrooms or the public areas of the hotel. Wifi internet access is available in all rooms. All rooms feature a stocked minibar. Other Info. The hotel offers an airport shuttle service. Pet owners and their well behaved pets are welcome at the hotel. A concierge service is provided for guests.