The River Spirit Margaritaville Phase II project is an expansion of the River Spirit Casino for the Muscogee Creek Nation. World-famous rock acts, nationally touring comedians, and the toughest brawlers in MMA and boxing. For more information on River Spirit Casino. . Our brightly-lit Margaritaville Casino is 50, square feet of island fun with of the latest gaming machines and 27 live table/poker games! Easily find the. The hotel and casino. River Spirit Casino in Tulsa - one the largest Gaming floors in Oklahoma. Tulsa, Oklahoma. Each up-close-and-personal unlike anywhere else in town! River Spirit Casino Resort features a luxurious room hotel, retail shops, a 30, square foot convention and meeting center, a 2,+ seat showroom. hotels near river spirit casino. Promotions, Player's Club, Dining and Nightlife, live music and performances. River Spirit Casino is located on the banks of the Arkansas River at 81st & Riverside Drive in Tulsa, Oklahoma. River Spirit Casino Resort has brought a little slice of paradise to Tulsa with Margaritaville Casino & Restaurant, which opened in River Spirit Casino Resort, Tulsa: See traveller reviews, 79 user photos and best deals for River Spirit Casino Resort, ranked #48 of.