Top 20 High Payout Slots UK

That’s what I was looking for too, while reviewing slots, and that’s how I came up with this list of the best high-payout slots in the UK. Just straight-up picks known for better returns over time.

What Slots Count as High Payout?

First condition for becoming a high-payout slot – have a high RTP, or Return to Player, usually above the average of 96%.

And that’s not close to enough. That RTP is calculated over millions of spins, mind you. So it works over time, not during every single spin. And this is when you wanna pay attention to another factor – volatility:

• High RTP and low volatility means more regular, but smaller wins.
• High RTP and high volatility stands for fewer, but bigger payouts.

My take: Depends on your play style and budget. But if you’re not planning to sit there for ages, then pick high-RTP slots with mid volatility. So you’ll get something from both sides.

UK Slots with the Highest Payout to Try Right Now

1. Ugga Bugga by Playtech

Ugga Bugga launched in 2006 and comes with an RTP of 99.07%. It is a low-volatility high payout slot with a max win of 1,000x.

Why pick it? It has the highest return rate on this list, frequent small wins, and easy gameplay. Basically, this is the kind of slot that makes sense if you want a high RTP without crazy risk.

2. Mega Joker by NetEnt

Mega Joker launched in 2013 and comes with an RTP of 99%. It is a high-volatility slot with a max win of 2,000x.

Why pick it? Old-school style, dual-mode play, and a progressive jackpot. The RTP looks amazing, but the high volatility means you should not expect steady little wins every few spins.

3. Book of 99 by Relax Gaming

Book of 99 launched in 2021 and comes with an RTP of 99%. It is a high-volatility slot with a max win of 12,075x.

Why pick it? Massive win potential and a strong option for bonus hunters. That 99% RTP is impressive, but this is still not a low-risk slot.

4. 1429 Uncharted Seas by Thunderkick

1429 Uncharted Seas launched in 2014 and comes with an RTP of 98.6%. It is a low-volatility slot with a max win of 670x.

Why pick it? Classic slot feel, unique theme, and best for long sessions thanks to regular, small wins. It is not the biggest max-win pick, but it is one of the smoother options here.

5. Blood Suckers by NetEnt

Blood Suckers launched in 2013 and comes with an RTP of 98%. It is a low-volatility slot with a max win of 1,015x.

Why pick it? Classic slot style, frequent small wins, engaging bonuses, and a strong vampire theme. If you want a high-payout slot that feels calmer, this is one of the first games to check.

6. Marching Legions by Relax Gaming

Marching Legions launched in 2020 and comes with an RTP of 98.12%. It is a high-volatility slot with a max win of 10,000x.

Why pick it? Huge win potential, stack mechanics, and a setup that works better for high-risk players. It is not the softest ride, but the return rate is strong.

7. White Rabbit Megaways by Big Time Gaming

White Rabbit Megaways launched in 2017 and comes with an RTP of 97.77%. It has mid-high volatility and a max win of 17,420x.

Why pick it? Massive win potential, casual play, and unique bonuses. It is one of those games where the high payout potential comes with bigger swings, but the gameplay is still pretty engaging.

8. Hotline by NetEnt

Hotline launched in 2018 and comes with an RTP of 97.04%. It is a medium-volatility slot with a max win of 400x.

Why pick it? Multiple bonuses, engaging theme, and a good fit for casual players. The max win is not huge, but the medium volatility and high RTP make it easier to enjoy.

9. Thunderstruck II by Games Global

Thunderstruck II launched in 2010 and comes with an RTP of 96.65%. It has mid-high volatility and a max win of 8,000x.

Why pick it? Classic slot feel, big max win, and best for bonus hunters. It is older, but still has enough feature action to feel exciting.

10. Queen of Riches by Big Time Gaming

Queen of Riches launched in 2016 and comes with an RTP of 96.9%. It is a medium-volatility slot with a max win of 77,800x.

Why pick it? Crazy max win, easy gameplay, and reel clone mechanics. It is a rare mix – huge potential without being overly complicated.

11. Wild Swarm by Push Gaming

Wild Swarm launched in 2018 and comes with an RTP of 97.03%. It is a medium-volatility slot with a max win of 3,100x.

Why pick it? Strong design, engaging bonuses, and perfect for casual play. It is a good middle-ground pick if you don’t want something too basic or too brutal.

12. Aloha! Cluster Pays by NetEnt

Aloha! Cluster Pays launched in 2016 and comes with an RTP of 96.42%. It is a low-volatility slot with a max win of 2,000x.

Why pick it? Big max win for a low-volatility game, regular small wins, and engaging features. It is one of the more beginner-friendly high-payout picks.

13. Fortune of Olympus by Pragmatic Play

Fortune of Olympus launched in 2025 and comes with an RTP of 96.55%. It is a high-volatility slot with a max win of 10,000x.

Why pick it? Huge max win, several play modes, and high hit frequency. It is modern, more active, and better suited to players who can handle bigger swings.

14. Gold Blitz Express by Fortune Factory Studios

Gold Blitz Express launched in 2025 and comes with an RTP of 96.50%. It is a high-volatility slot with a max win of 2,000x.

Why pick it? Instant jackpot and multiple bonuses. It is not the biggest max-win slot here, but the jackpot-style setup gives it extra appeal.

15. Merge Up 2 by BGaming

Merge Up 2 launched in 2025 and comes with an RTP of 98%. It is a very high-volatility slot with a max win of 10,000x.

Why pick it? Massive win potential, multiple bonuses, and high-risk play. The RTP is strong, but very high volatility means patience and strict limits are a must.

16. Wild Wick by BGaming

Wild Wick launched in 2025 and comes with an RTP of 97.35%. It is a very high-volatility slot with a max win of 10,000x.

Why pick it? Massive win potential, Western theme, multiple bonuses, and a setup that works best for high rollers. It is not the safest pick, but it can be exciting.

17. Derby Rush by BGaming

Derby Rush launched in 2026 and comes with an RTP of 97.20%. It has low-mid volatility and a max win of 5,000x.

Why pick it? Steady wins and strong design. This is one of the better balanced newer high-payout slots, especially if you don’t want full high-vol chaos.

18. Dead or Alive 2 by NetEnt

Dead or Alive 2 launched in 2019 and comes with an RTP of 96.80%. It is a high-volatility slot with a max win of 111,111x.

Why pick it? Free spins modes with different mechanics and a huge max win. This is the biggest max-win figure on the list, but don’t expect an easy ride.

19. Sweet Bonanza 2500 by Pragmatic Play

Sweet Bonanza 2500 launched in 2026 and comes with an RTP of 96.52%. It is a high-volatility slot with a max win of 25,000x.

Why pick it? High hit rate, multiplier explosion, and high-risk play. It is modern, colourful, and built around big multiplier moments.

20. Fiesta Clusters by BGaming

Fiesta Clusters launched in 2025 and comes with an RTP of 97%. It is a very high-volatility slot with a max win of 5,000x.

Why pick it? Random multipliers, multiple bonuses, festive theme, and best for high rollers. The RTP is strong, but the risk level is also up there.

Which Games Have the Biggest Return Rate?

I’d start with Ugga Bugga, Mega Joker, and Book of 99. Sound familiar?

Well, they’re classics. With a return rate of about 99%. Which is crazy for an industry where the average RTP is 96%, don’t you think?

Pro tip: If you’re more into easy-to-play slots with frequent, small wins – go for Ugga Bugga. Or choose one of the other two if you’re ok with less frequent but bigger payouts, as long as the max win potential is higher.

Which Slot Has the Biggest Max Win?

Dead or Alive 2 has the biggest max win figure on this list, with up to 111,111x.

Queen of Riches is another serious high-payout pick, with a massive max win limit of up to 77,800x. Even so, it offers a balanced mix of steady, small wins and random, bigger payouts.

So to say, Queen of Riches is pretty easy to play – no complicated features. And that RTP of about 97%? Nice bonus, right?

Which High Payout Slots Work Best for a Beginner?

New to slots but want a game with a high payout rate? You might wanna start with something like:

• Ugga Bugga;
• 1429 Uncharted Seas;
• Blood Suckers;
• Aloha! Cluster Pays.

What we know about them is that they have low volatility and are easy to understand. In short, spin, match, and you’re done. Plus, wins land here pretty steadily, even if they’re small. So, you can easily get a taste without much effort or cash.

Expert advice: Start with low stakes and keep them this way to be able to stay in the game for longer. This will increase your chance of walking away with a decent win.

Which Slots Will Suit High Rollers?

If you want high payouts, but you’re also experienced enough to play with higher risks – doesn’t necessarily mean you need to bet high – you have more options:

• Mega Joker;
• Book of 99;
• Fortune of Olympus;
• Gold Blitz Express;
• Merge Up 2;
• Wild Wick;
• Sweet Bonanza 2500;
• Fiesta Clusters.

They have high volatility, and some even very high volatility. So, you won’t be hitting wins every other spin, but when they do land, they’re huge. This is exactly when that high payout you’re waiting for shows up in the long run.

Good to know: These slots usually have way bigger max wins and way more bonuses than in low-vol slots. Plus, the more you stay in-game, the bigger your chance to land a bigger win. Which means you should keep your stakes super-low and steady.

Is High RTP Better for Winning in Slots?

Yes. And no.

Let’s clear this one up because I see this question all the time. So, if a slot has a high RTP, you’ll win more?

RTP is the long-term rate at which a slot is theoretically expected to pay back over time. Got that? Over time, not during a single spin.

Reality check: High RTP is more player-friendly in long sessions. Plus, volatility matters just as much. You can play a slot with a high RTP, but if it’s high volatility, it’ll drain your balance real quick.

Which Providers Make the Best High Payout Slots?

Top developers known for high RTP games in the UK include NetEnt, Big Time Gaming, Thunderkick, and, as of late, Play’n Go, Yggdrasil, and BGaming.

That’s if you wanna look for other high-payout slots on your own.

Can a Slot’s RTP Change in Casinos?

Yes. The RTP you see on the provider’s site is the theoretical version. But in practice, UK casinos – and not only – don’t always have to run that same number.

Did you know that many slots come with multiple RTP versions? And guess what – obviously, casinos will most likely use the lowest RTP to favour the house. But it’s not always the case because in the UK, things are stricter due to the UKGC.

From my experience: Most UK casinos will use the low or mid-range RTP version. Even so, it will still be regulated under UK rules – that’s if you play on licensed sites. But you make sure to check the slot’s RTP in the game’s info box before you play.

Are High Payout Slots Riskier?

Not necessarily. But they don’t mean easy money either.

A high-payout slot is a game with an RTP higher than 96%, right? But the real risk factor is actually volatility. If you play a high-RTP slot with high volatility, then yes, it’s riskier. Expect long patches of nothing.

Reminder: A perfect high-payout slot would sit in the mid-to-high volatility range. Yup, it means fewer wins overall, but potentially bigger payouts when they land. And yes, a bunch of cold streaks here and there.

Best UK Casinos to Play High Payout Slots

You’ll find high-RTP slots at almost any UK-licensed online slots casino, but here are a few of my top faves:

Final Take: What to Know Before You Play High Payout Slots

High-payout slots sound like the dream, don’t they? Big RTPs, high returns, and the works. But that’s not all.

Here are a few things I always tell readers to keep in mind:

• RTP works long-term, not for instant profit.
• Volatility matters more – pick a game based on its risk level.
• Bankroll management is a must – set strict limits before you spin.
• Bonuses can eat your budget before they pay out.
• Don’t focus on “hot” or “cold” slots – this isn’t a real thing.

Btw, don’t get fooled by the idea that a high-payout slot can make you a millionaire overnight.

Smartest thing you can do is pick a slot that matches your gaming style, budget, and risk level. Plus, do use those safe gambling tools your casino is offering – any experienced player will advise you to do so.