Progressive jackpots are a fan favourite in many online slot casino sites listed in the top 10 on our website. They pair the exciting gameplay of video slots with mouthwatering rewards to provide irresistible releases. Their growing popularity is easy to see, with regular new and latest releases for us to try.
Unfortunately, you won’t find progressive jackpots in every online casino, although they’re in high demand. However, if they appeal to you, we’ve gathered a list of the best UK online casino platforms and apps for progressive jackpot slots right here.
Here is a table listing some of the best jackpot slots available online in the UK, along with their RTP and average winning amounts in British pounds:
| Slot Game | RTP | Average Winning Amount | Highest Jackpot |
|---|---|---|---|
| Mega Moolah | 88.12% | £3,673,042 | £13,230,200 |
| Mega Fortune | 96.6% | £3,598,215 | £17,861,800 |
| Mega Fortune Dreams | 96.4% | £2,160,300 | £2,160,300 |
| Hall of Gods | 95.3% | £4,684,580 | £7,820,888 |
| Arabian Nights | 95.6% | £4,237,240 | £8,636,041 |
| Jackpot Giant | 94.2% | £5,890,360 | £5,890,360 |
| Major Millions | 89.4% | £528,961 | £1,801,517 |
| King Cashalot | 90.0% | £568,880 | £1,527,228 |
| Age of the Gods | 95.7% | £553,769 | £972,723 |
| Beach Life | 95.2% | £2,560,693 | £6,215,470 |
Note: The average winning amounts and highest jackpots are subject to change based on the latest game payouts and current jackpots.
These slots are known for their high payouts and have been popular among players in the UK for their potential to win big jackpots. View our selection of the top slot sites here and learn how to detect and find the best one.
Best UK Casino Sites to Play Jackpot Slots for Real Money and With Bonuses
In the table below, we’ve listed online UK casinos with generous welcome bonuses and outlined the number of available releases per casino, as well.
| Casino | Bonus | Number of jackpots |
| Mr Play Casino | First deposit: 100% match up to £50 + 20 free spins on Starburst Second and third deposits: 50% match up to £75. Bonus code to use is AGPLAY. | 10+ |
| 10bet | 50% deposit match up to £250. Play jackpot slots with a code CASINO | 69 |
| Spin Rio | First deposit: 100% match up to £50 + 20 free spins on Starburst Second deposit: 50% match up to £75 + 40 free spins on Book of Dead Third deposit: 50% match up to £75 + 40 free spins on Legacy of Dead | 41 |
| Buzz Casino | 200 free spins for the Fire Blaze: Blue Wizard Megaways | 578 |
| Dream Vegas | 100% deposit match up to £300 + 150 free spins | 147 |
| Spin & Win Casino | First deposit: 100% match up to £250 + 100 free spins Second deposit: 50% match up to £200 Third deposit: 50 free spins | 268 |
| Grosvenor Casinos | £30 bonus cash | 112 |
| VegasLand | First deposit: 50% match up to £50 + 20 free spins on Starburst Second deposit: 50% match up to £75 + 40 free spins on Legacy of Dead. | 10+ |
| Bet365 Games | 10 days of free spins. Promo code is 365GMBLR. | 157 |
| Regal Wins | 100% deposit match up to £500 | 314 |
Find the best slot games with high RTP, progressive jackpots and free spins at these UK casino sites
Bally Casino UK Bonus: Bet £10 Get 30 Free Spins. Promo Code – Not Required. Terms: New members only, must opt in. Min £10 deposit & wager. 30 day expiry from deposit. Free Spins: on Secrets of the Phoenix Megaways. Spins value: 20p each. 18+, GambleAware.org. #Ad
| Read Bally UK review
Barz Casino: Get 100% up to £300 and 50 Free Spins. Promo code is optional. Terms: New Players Only. Min. deposit £20. Max. bonus bet is £5. Bonus spins on selected games only and must be used within 72 hours. Winnings from Bonus spins credited as bonus funds and capped at £20. Bonus funds expire in 30 days, unused bonus funds will be removed. Welcome Offer is 100% match up to £300 plus 50 bonus spins on your 1st deposit. Bonus funds are separate to Cash funds, and are subject to 40x wagering the total bonus & cash. Only bonus funds count towards wagering contribution. Affordability checks apply. Terms apply. 18+, GambleAware.org.
Buzz Casino Welcome Offer: Deposit £10 Get 200 Free Bonus Spins. Promo code is optional. New players only. Deposit & stake £10 on slots get 200 x 10p Fire Blaze™ Blue Wizard Megaways™ spins (x20 WR). 18+, GambleAware.org. Full T&Cs apply.
| Read Buzz Casino review
Grosvenor Casinos Bonus: New Customers by invite Only. Min Deposit £20 (exc PayPal). Max Bonus £30 (30x wagering & max wins £2000) & 100 Free Spins @10p playable on selected games (1x wagering on wins, max wins £500). *T&Cs Apply.
| Read Grosvenor review
Kitty Bingo Offer: 200% up to £50 and Free Spins. Code: AGKITTY. Terms: New players only must enter Kitty Bingo UK bonus code AGKITTY on the promo tab. Select the “Welcome Offer – 200% Bingo bonus up to £20 + 25 Free Spins on Fishin Frenzy: The Big Catch – Min Dep £10” offer in the cashier, Claimable once. Both offers are valid for 7days after being claimed, Bingo bonus carries 3x WR & Free Spins carries 25x WR, 5x MCR. 18+, GambleAware.org. Full T&Cs apply.
| Read Kitty Bingo review
Mr.Play Casino Offer: New Customers Get up to £200 plus 100 Free Spins. Promotional code: AGPLAY. Terms: Only UK players. After first deposit made, customers will get + 20 Spin for the next 4 days: 1st day after First Deposit: 20 Spins of Finn and the Swirly Spin 2nd day after First Deposit: 20 Spins of Book of Dead 3rd day after First Deposit: 20 Spins of VIP Black 4th day after First Deposit: 20 Spins of Aloha! Cluster Pays Winnings won with spins that require deposit, have to be wagered 35x. Bonuses that require deposit, have to be wagered 35x. 18+, GambleAware.org.
| Read Mr.Play review
Spin Rio welcome bonuses for first three deposits. Promo code: AGRIO in 2025. New depositing UK players only. Min. deposit £10. max bonus of £200 in 3 deposits, valid 21 days, on selected slots; 35x wagering on the sum of deposit & bonus applies. 18+, GambleAware.org. Country Restrictions and Full T&Cs apply.
| Read SpinRio review
Claim Bet365 Casino Welcome Bonus with Promo Code 365GMBLR (2025, UK Offer). New customers only. Min deposit £10. Bet Credits available for use upon settlement of bets to value of qualifying deposit. Min odds, bet and payment method exclusions apply. Returns exclude Bet Credits stake. Time limits and T&Cs apply. Registration Required. The bonus code 365GMBLR can be used during registration, but does not change the offer amount in any way. 18+, GambleAware.org.
| Read Bet365 review
10bet Casino Bonus: Claim 50% up to £250. Use promotional code CASINO upon deposit (no Skrill/Neteller); Wager bonus 50x to release bonus winnings; Valid 30 days; Stake contribution and payment method exclusions apply; T&C apply. 18+, GambleAware.org.
| Read 10bet reviewHow Progressive Jackpots Work?
The core gameplay of jackpot slots works the same – a portion of your bet is set aside and placed in the pot in each round. That means each spin you make increases the potential reward you can take home. Expand that to all players, and it becomes clearer how these games reach million-pound progressive jackpots.
- How do you win?
Depending on the release, you can land the progressive jackpot randomly or through a specific in-game feature. With the former, the funds are instantly added to your account, while the latter requires playing through a slot bonus before receiving the corresponding cash prize.
After the reward is paid out, the progressive jackpot starts again. The game has a starting seed provided by the software provider, which serves as a minimum value. All gains beyond that are funded by player bets.
- Are there multiple jackpots?
Many progressive slots offer multiple tiers of jackpots, typically three or four, with contributions from bets being divided among these jackpots. You’ll note that the split isn’t even, with the higher-tier jackpots drawing more money.
Some jackpot releases are networked, meaning their top prize is shared between multiple games. That means a bigger progressive jackpot and more competition for the big prize.
Some newer types of progressive jackpots have deadlines (hourly or daily) by which they must be won. Although they’re more frequent, the payouts are generally smaller compared to traditional progressive jackpots.
Best Jackpot Slots
Take a look at our list of the best jackpot slots with progressive feature, re-spins, free spins, multipliers and where to play them:
| Progressive Slot | Max win | Paylines | Best Features | Where to play |
| Mega Moolah | 11,250x | 25 | Free Spins, Multipliers | Spin & Win Casino; |
| Age of the Gods: God of Storms | 2,500x | 25 | Re-spins, Pick and Click bonus | Buzz Casino; 10bet and Bonus |
| Irish Riches Megaways Jackpot King | 10,000x | 117,649 | Cascading Reels, Free Spins, Multipliers | Spin & Win Casino; Grosvenor Casinos |
| Mega Fortune | 80,000x | 25 | Bonus Wheel | Regal Wins; Buzz Casino; Spin & Win Casino |
| MegaJackpots Cleopatra | 10,000x | 20 | Free Spins, Multipliers | Buzz Casino; Paddy Power; Mr Green; Spin & Win Casino; Grosvenor Casinos; Regal Wins |
| Fishin’ Frenzy Jackpot King | 500x | 10 | Free Spins, Symbol Collection | Mr Play Casino; Buzz Casino; Grosvenor Casinos |
| Wolf Blaze WowPot! Megaways | 18,163x | 117,649 | Rolling Reels, Free Spins, Multipliers | Spin & Win Casino |
| Age of the Gods: Ruler of the Dead | 875x | 20 | Stacked Wilds, Multipliers, Re-spins | Spin & Win Casino; Buzz Casino; 10bet |
| Shark Blitz | 37,500x | 5,625 | Free Spins, Multipliers | Buzz Casino; 10bet |
| Atlantean Treasures: Mega Moolah | 500x | 10 | Expanding Wilds, Re-spins | Regal Wins; Dream Vegas; Grosvenor Casinos |
Our Top 5 Picks for Jackpot Slot Machines
Not all progressive jackpots are created equal. Different themes, gameplay mechanics, and bonus features ensure no two releases are 100% alike. In this section, we highlight our favourite slots with h ig chances of winning and what makes them unique.
Mega Moolah Jackpot – The Most Popular Slot With High Winning Odds
While new games come and go, Mega Moolah remains the reigning champion of progressive jackpot slots. It is one of the best-known games in the genre due to its massive jackpot sums, which caused it to spawn a whole series of progressive jackpot games.
The game uses a straightforward 5×3 grid with 25 paylines, where all wins pay left to right except for Scatters. And it tops it off with four progressive jackpots. The game spins the bonus wheel, whose tiles correspond to one of the four jackpots, landing on the one means you win it. Play this slot with 100 spins or 200 deposit match offers.
Note – the higher your bet, the greater your chances of winning the progressive jackpot are.
You can also trigger free spins by landing three or more Scatters simultaneously. While the feature is active, all payouts are tripled. It is possible to reactivate the bonus, which extends its duration.
Last but not least is the Wild Lion, which doubles the payout of any winning combination it is in.
Age of the Gods: God of Storms Jackpot Slot by Playtech
Age of the Gods is a popular series of jackpot games from Playtech. Although there are a few terrific titles in the series, God of Storms stands out, combining great visuals, simple gameplay, and fun features into an irresistible package.
The slot doesn’t rock the boat much, keeping to a standard 5×3 layout with 25 paylines. You can choose to toggle individual paylines on or off, which is increasingly rare in slots nowadays.
Age of the Gods has a feature that determines which jackpot you get. It works the same way in all titles, including God of Storms. The bonus triggers randomly, with higher bets having better odds of activating it. The feature itself is played on a 4×5 grid, with players selecting coins to reveal jackpot symbols hidden beneath. Match three identical icons to win the corresponding prize.
When a Wild fully lands on one of the reels, it activates the Wild Wind Re-spins. The reels spin again while the God of Storms blows the ship Wild one position to the left. Each time the Wild is moved, the win multiplier increases. Re-spins keep going until the ship is blown off the reels.
Irish Riches Megaways Jackpot King Jackpot Slot Machine
Irish culture has been quite prevalent in video slots, so it’s no surprise that the best progressive jackpot slots are using it, too. That said, Irish Riches Megaways is less about the leprechauns and more about the big pots of gold.
This release uses the Megaways engine, which plays differently than your typical slot. You have six reels whose height changes with every spin. You can get up to 117,649 ways to win if all reels are at their maximum height.
You can activate the Jackpot King progressive jackpot on any spin, leading to a special round where crowns increase your bet multiplier. Once the King’s Treasure shows up, you get the chance to collect enough crowns to reach Wheel King and win one of three progressive jackpots.
Other features include cascading symbols, free spins with multipliers, and mystery icons, offering additional rewards.
Mega Fortune Online Jackpot Slot with Bonus Wheel and Spins
We all dream of one big jackpot giving us a luxurious life. Mega Fortune takes that idea and runs with it, making it the basis of its theme. Expensive jewellery, limousines, stacks of cash, and finely aged booze are all things you can find in this game.
This progressive jackpot game is played on a 5×3 grid with 25 fixed paylines, making it the perfect choice for beginners.
To claim any progressive jackpot wins here, you’ll need to get lucky with the Bonus Wheel. First, you need three bonus symbols to appear in adjacent positions, left to right, on an active payline. This will prompt a wheel spin, which can award cash prizes or upgrade to a higher-tier wheel. The progressive jackpot rewards are on wheels two and three.
Find three or more Scatters to activate free spins, which come with an active multiplier. Players can increase the number of free spins or the multiplier by landing two or more Scatters while the feature is active.
MegaJackpots Cleopatra Slot with High RTP, Extra Wilds and Multiple Paylines
MegaJackpots Cleopatra’s Egyptian theme and promise of a jaw-dropping reward make it a fan favourite release even after many newer titles hit the scene.
The game uses a 5×3 playing area with 20 fixed paylines. You adjust how much you pay per round by changing the line bet, which modifies the total bet.
Winning the progressive jackpot requires landing five MegaJackpots symbols on the centre payline. You can also snatch a Second Chance MegaJackpots drawing, giving you another avenue to take home the big bucks. The odds of winning the jackpot increase with your wager size.
MegaJackpots symbols act as Wilds and can substitute for all symbols except Scatters. If one or more Wilds are part of a winning combination, its payout is doubled.
Three or more Scatters in any position award 15 free spins, during which all winnings are tripled. You can win additional free spins while the feature is active.
Tips & Tricks for Winning on Progressive Jackpots Online
While winning a jackpot when playing an online slot is a matter of chance, there are some things you can do to give yourself better odds. In this section, we explain how to come out ahead while playing progressive jackpot slots.
- Bet the maximum amount possible – If you’re serious about chasing the jackpot, you’ll want to try and stake the maximum amount each time to possibly get better odds.
- Check the paytable – The paytable tells you everything you need to know about how to score the jackpot, what the odds of winning are, and more. It should be your first destination when launching a progressive jackpot slot for the first time.
- Pick the best progressive jackpot slots – Look for progressive jackpots with multiple ways to win and a low maximum bet. The former gives you better chances of landing a reward, and the latter is easier on your budget, allowing you to play for longer.
- Choose jackpots from reputable software providers – To ensure a fair and truly random experience, we recommend sticking with established software providers like Games Global, NetEnt, Playtech, etc. They have multiple jackpot payouts under their belts, so you can rest assured that any big win will find its way into your pocket.
- Manage your budget – No matter how advantageous maximum bets may be, it means little if you can only afford a couple of spins that way. It’s important to set aside a portion of your funds for gambling ahead of time and stick to them. Don’t overspend, and don’t try to recoup your losses by betting more. View top offers with £5 deposits here.
How Do We Pick the Top UK Casinos for Playing Online Slots With Jackpots?
When deciding which casinos to recommend to our readers, we consider more than just their progressive jackpot slots. Our team ensures that each casino exceeds expectations in several key areas.
- Casino Games – The more high-quality titles available on a gambling site, the better your odds of finding your perfect match. Although we love to see a diverse game library with titles like Slingo and scratchcards, we value quality over quantity. View new casinos such as Bally’s; they normally offer a wider variety of real money games than many well-established sites and some of the best independent providers.
- Promotions – Bonus offers are the lifeblood of online casinos, with the most regular ones being deposit match offers, free spins, and loyalty programs. Less common but no less attractive promotions include giveaways, cashbacks, and tournaments.
- Licenses – An online casino must have a valid license from a governing body in order for us to recommend it to UK players. Those include the UKGC, Gibraltar, MGA, and a few others.
- Payment Methods – Being able to use your preferred payment methods to deposit and withdraw money from a gambling site fast and easy is a huge plus. Because of that, we only put our stamp of approval on casinos that offer a variety of banking options.
- Customer Support – Our suggested gambling sites offer knowledgeable support systems that are available 24/7, like live chats, or offer numerous channels like contact forms, email, phone, and FAQs.
Conclusion – Are Progressive Jackpots Worth It?
Like with all things gambling, progressive jackpots are worth it if you’re having fun with them. The big prize is difficult to land, and you should keep that in mind while playing. After all, there’s no strategy you can employ that’s guaranteed to get you the progressive jackpot.
If you’re curious about trying them out, we recommend starting with the best progressive jackpot slots we suggested earlier. They give you the best odds of winning big while providing an entertaining game. You can find them all on our best UK casinos list.
Jackpot Online Slots and FAQs
How to win progressive jackpot online slots?
You can win the jackpot one of two ways – randomly or by triggering a bonus feature.
What are the odds of hitting a progressive jackpot at a casino?
The game’s variance and RTP rate determine the odds of hitting a progressive jackpot.
Where to play progressive slot machines?
Play progressive jackpot slots in reputable and licensed online casinos like those mentioned above.
What is the most famous progressive jackpot slot called?
Probably the most famous and played online jackpot is Mega Moolah by Microgaming. Introduced in May 2020, this enchanting progressive jackpot slot is among the latest titles to incorporate the legendary Mega Moolah. Since its debut, the game has produced over 500,000 wins and distributed more than €46 million in prizes across all jackpot levels. Recently, Microgaming’s Mega Moolah progressive jackpot reached a new milestone, awarding an astonishing €19,430,723.60 on Absolootly Mad™: Mega Moolah.
