Comfortable Accommodations Grand Williston Hotel and Conference Center in Williston offers 4-star comfort with air-conditioning, tea and coffee makers, and free WiFi. Guests enjoy amenities such as a fitness center, indoor swimming pool, and a lounge. Dining and Leisure The hotel features an American restaurant, bar, and casino. Additional facilities include a nightclub, waterpark, and indoor play area. Free WiFi is available throughout the property. Convenient Location Located 15 mi from Williston Basin International Airport, the hotel provides easy access to local attractions. Guests appreciate the attentive staff and excellent service support.