Casinos & Gambling in Province of Guanacaste · 1. Hotel La Flor de Itabo Resort & Casino. Casino Diria · 6. Flamingo. Casino Diria · 3. 5 Star Resort. Flamingo Casino Costa Rica · 2. Hotel Cocal Casino · 3. Map showing all the casinos in Costa Rica with links to pictures and description of casino games, hotels, golf, spas and casino promotions. The atmosphere is pretty quiet so people can focus on their games throughout the night. Casinos & Gambling in Costa Rica · 1. Fiesta Casino · 5. . Considered to be the most famous casino in the country and largest in Alajuela, Fiesta Casino is a Las Vegas-style attraction with live music, thrilling games. biggest casino in costa rica. Escape to Croc's Resort & Casino for the perfect tropical vacation, with luxurious amenities and stunning views of Jaco Beach. The Hotel Amapolo Casino is located in Jaco Costa Rica it has games like the slots, Texas Holdem, and others. Website. The casino offers a couple of dozen card tables, craps, roulette and a couple of hundred slot machines all one large open room. Phone: + Generally, a casino will have about six table games and 50 slot machines. Costa Rica Dog Rescue & Adoption · 2. El Coco Casino · 4. Jaco Poker · 4. Open from 2pm – 2am. The casino sits in a large hotel.