1. Mirage. And the luckiest casino in Las Vegas, according to experiences of TripAdvisor reviewers, is the Mirage. 6.03% of the 2,867 reviews indicated having luck there.

Other than the rare nickel slot machines (which only exists in old school Las Vegas casinos), the best payout comes from the $5 slot machine, according to the Las Vegas Review-Journal. Casinos had a 5.46% win percentage in 2024. In comparison, theR$25 slot machines had a 5.86% average when it came to casinos winning.