. River Spirit Casino in Tulsa - one the largest Gaming floors in Oklahoma. World-famous rock acts, nationally touring comedians, and the toughest brawlers in MMA and boxing. 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. The River Spirit Margaritaville Phase II project is an expansion of the River Spirit Casino for the Muscogee Creek Nation. 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. 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. 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. The hotel and casino. Tulsa, Oklahoma. hotels near river spirit casino. For more information on River Spirit Casino.