Not only that, Primarily Rib is home to some of the cheapest prime ribs in Vegas. The highly praised restaurant is considered by many as the golden standard when it comes to the best prime ribs in Las Vegas. Primarily Prime Rib’s name speaks for itself. Known for: specially selected prime ribs, South Point Cut Prime Rib.Opening Hours: Wednesday to Sunday from 4 pm to 10 pm.Primarily Prime Rib Restaurant Source: Phone: 7 Best Restaurants in South Point Casino Las Vegas 1. If you are looking for authentic Mexican delicacies, Italian cuisines, cheap prime ribs, or one-of-a-kind oyster bars, then South Point is a great place to start.īelow are all the available restaurants in South Point Casino, located at 9777 Las Vegas Boulevard South, Las Vegas, NV 89183. The culinary scene in the 15+-year-old hotel is not the biggest in Vegas but still packs a punch to attract the most avid diners. The former South Coast Hotel & Casino has over 2,000 rooms and features popular attractions like The Spa and Equestrian Center. South Point offers a lot, from free parking to award-winning restaurants like Steak ‘n shake and Michael’s Gourmet Room.