Find the best UK online casinos with the latest real money slot games, excellent bonuses, online betting, loyalty rewards and more. You are. Play a wide variety of online slots at the best UK slot sites. Find your perfect match and win real money at the most trusted slot casinos in the UK. Mr Vegas. Leo Vegas: Best Mobile Slots Site. Discover the Best Online Slots · 1. Bonanza Megaways. These generally come from leading software providers, with Starburst, Book of Dead, Gonzo's Quest and Bonanza being among the most popular slots. Over Slots; Best Game Providers; Huge Live Casino Section. Top UK casinos for playing slots · Duelz · Mr Vegas · Magic Red · MrQ · VoodooDreams · Luckster Casino · Winomania · Hotstreak Slots. PlayFrank · 2. Immortal Romance (Microgaming) · 4. Starburst (NetEnt) · 3. Videoslots Casino · 4. Best UK Slot Sites · 1. Book of Dead (Play 'n GO) · 2. Casumo · 3. JackpotJoy Casino: Best Progressive Jackpot Slots Site. Magical Vegas Casino: Best Megaways Slot Site. All UK Slot Sites () · Bally Casino · Planet Sport Bet Casino · Casushi Casino · [HOST] Casino · Lottoland Casino · BetUK Casino. Best Features: Over slot games, including more unique slots like Scratch King. % Bonus up to £50 + Bonus Spins. Kwiff Casino: Best Free Spins Slot Site. . Best Online Casino Site for Slots: Winomania. Fun Casino · 5.