Comfortable Accommodations RedDoorz at Sopo Bona Berastagi in Berastagi offers 2-star rooms with private bathrooms, showers, and TVs. Each room includes air-conditioning for guest comfort. Essential Facilities Guests enjoy free WiFi and free on-site private parking. Reception staff are available in English and Indonesian. Convenient Location Located 53 mi from Kualanamu International Airport, the hotel provides easy access to local attractions.