The Top 10 Biggest Slot Machine Wins Ever

Casinos offer a wide variety of games, and many of them require detailed knowledge of the rules and advanced strategy if you plan to do well consistently. But you can play slot machines with nearly no prior knowledge or skills. Like the lottery, a lucky player can change their financial life with one or more slot machine wins, and sometimes a single big win is all it takes.

You can go to Las Vegas to play on a classic slot machine, but in today’s world, you can play from home at an online casino or slots site. So if you are interested in trying out your luck by playing slot machines, you will love this article featuring the top 10 biggest slot machine wins ever!

M Resort

10. M Resort in 2012: $17.3 Million

Up first is a fantastic reminder to use your free credits when you have them. In 2012, an anonymous winner took home $17.3 million at the M Resort in Henderson after spending free credits. This win was the statewide jackpot for the Megabucks slot machines, which starts at $10 million and grows if nobody wins big.

Imagine going to a casino to score a free meal and game and coming home with over $17 million!


9. Betway in 2013: £13.2 Million

The online gambling company Betway offers everything from online poker to sports betting, and this win is a feel-good story involving Afghanistan war veteran Jon Hayward. Jon won huge on the Mega Moolah slot game after betting on 25p. This payout is especially noteworthy for online slot games.

For reference to these other wins in US dollars, this jackpot was worth $20.8 million at the time in 2013.


8. Cannery Casino & Hotel in 2005: $21.1 Million

Sometimes stories about jackpot winners seem too good to be true, and this win from 2005 is one such example. The 92-year-old Sherwin Elmer won the Megabucks jackpot two times in his life, the second time being this payout of $21.1 million. His previous win happened in 1989 when he won $4.6 million at the Mirage casino in Las Vegas.

Considering the odds of hitting the jackpot on Megabucks is less than one in ten million, this man might be one of the luckiest on the planet!


7. Caesars Palace in 1999: $21.3 Million

Up next is an anonymous business consultant from Illinois who turned a $10 bet into a $21.3 million jackpot at the famous Caesars Palace in Las Vegas. People called this 49-year-old person the “one-spin wonder” because they hit the jackpot on the first spin.


6. Might of Ra in 2022: $22.5 Million

This Might of Ra win happened in 2022, one of the biggest online payouts from slot machine games. And an even better detail is that this Twitch streamer won $22.5 million while live streaming! And despite what you might guess from the other big wins in this article, this payout was not from winning a jackpot.

Considering this streamer had recently lost millions of dollars from similar online betting, you can imagine that a payout of this size made him pretty relieved.


5. Bally’s in 2002: $22.6 Million

Bally’s is one of the most famous casinos in Las Vegas, and one lucky player in 2002 managed to win $22.6 million on a megabucks slot machine. Johanna Heundl was a retired printer from California, and in 2002 she made a lucky decision to stop and play the slot machines on her way to breakfast.

While she spent more than some of the other payouts in this collection—$170 at the time she won—that factor means little considering she is one of the biggest slot machine wins ever. 


4. in 2013: €17.8 Million

Mega Fortune is a well-known progressive slot game and in 2013, a Finnish man won €17.8 million as a jackpot prise. Because several casinos pool the jackpot prise together, the payouts can be huge and they grow quite quickly.

This win, which was $23.6 million in 2013, happened after he bet only $.25. The Mega Fortune game is particularly attractive to people because potentially win big like this event without risking a lot of money. 


3. Palace Station Casino in 1998: $27.5 Million

At this point in the article, the payouts start becoming unbelievable. In 1998 at the Palace Station Casino in Las Vegas, a lucky woman took home $27.5 million after spending $300 to play the slots.

She said she almost stopped after losing $100, but she is probably pretty happy that she did not!  


2. Desert Inn Casino in 2000: $34.9 Million

Up next is a whopping $34.9 million win at the Desert Inn Casino in Las Vegas. Won by 37-year-old Cynthia Brennan in 2000, this payout is another example of the huge payout potential of the Megabucks slot games.

Brennan reportedly spent only $21  before winning, and she eventually donated much of the money to charity.

Excalibur Casino

1. Excalibur Casino in 2003: $39.7 Million

Last and definitely not least, the largest slot machine win in history comes in at a whopping $39.7 million! After spending $3 in coins at a slot machine in the Excalibur Casino, the 25-year-old software engineer from Los Angeles hit this gigantic jackpot.

Now, nearly 20 years later, this insane win is still the biggest in history. The chance of hitting such a jackpot is so low that you will hit it less than one in 16.7 million tries! 



As you can tell, plenty of people have made millions by playing slot machines—sometimes it just takes one lucky outcome from a progressive jackpot to become a millionaire from a small initial bet. And even if the odds are not in your favour, reflecting on these big wins helps bring some enjoyment and excitement to the process of playing. 

So keep this list of the biggest slot machine wins in mind as you enjoy your next slot machine experience. Even though you probably will not win millions on your next slot win, the point is that you never know!

Last updated: Jan 24, 2023

Lillian Grey

183 Articles

Lillian Grey is a long time online bingo and slots player who started putting her thoughts down on digitial paper around 2008. Having been covering the industry for quite some time, she is able to spot the good from the bad when it comes to online bingo. An ever present at indsutry conferences and events, Lillian likes to meet fellow bingo enthusiasts to share stories and ideas, with maybe a glass of wine (or two) involved! When not covering the ever changing world of online bingo, she likes to read a good book and go for family walks in the forest.

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