Irish Lotto vs EuroMillions: Odds Comparison & Winner Guide

Anyone who has ever picked six numbers on a Wednesday evening knows the feeling: what if this time? The choice between Irish Lotto and EuroMillions comes down to one core number – the odds. With a record €250 million EuroMillions ticket sold in Ireland in June 2025 (The Irish Times (national newspaper)), the contrast between giant jackpots and realistic chances has never been sharper. Here is a data-backed look at both games, plus practical advice for anyone in Ireland who dreams of winning.

Irish Lotto odds (1 in 10.7 million): 1 in 10,737,573 ·
EuroMillions odds (1 in 139.8 million): 1 in 139,838,160 ·
Largest EuroMillions jackpot won by Irish syndicate: €250 million ·
Lucky dip EuroMillions win example: £184 million

Here is a summary of the key facts comparing the two lotteries.

Are you more likely to win Lotto or EuroMillions?

How the odds compare: Irish Lotto vs EuroMillions

• Irish Lotto jackpot odds: 1 in 10,737,573 (IrishLotto odds page)
• EuroMillions jackpot odds: 1 in 139,838,160 (Irish National Lottery)
• That makes Irish Lotto about 13 times easier to win at the top tier (Lottoland)
• EuroMillions jackpots are far bigger, but the trade-off is steeper odds

For Irish players, the numbers are not close. The Irish Lotto draws from 47 numbers; EuroMillions uses 5/50 plus 2/12 Lucky Stars. Every extra ball multiplies the possible combinations. A weekly Irish Lotto player faces a 1-in-10.7-million chance per line; a EuroMillions player faces 1 in 139.8 million. The Irish National Lottery’s responsible play section reminds that odds are identical for every draw and do not accumulate (Irish National Lottery (responsible play guide)).

The Irish National Lottery reminds players that the odds are identical for every draw and do not accumulate.

What are the odds of winning the Irish Lotto?

Odds breakdown for Irish Lotto prize tiers

• Jackpot (match 6): 1 in 10,737,573 (IrishLotto odds)
• Match 5 + bonus: 1 in 1,789,595 – typically pays €25,000+ (BeatLottery)
• Match 5: 1 in 99,421 (BeatLottery)
• Match 4: 1 in 2,200 (BeatLottery)
• Match 3: 1 in 86 (Lottoland)
• Match 2 + bonus: 1 in 33 – smallest cash prize (BeatLottery)

For a player who buys a single €2 line each week, the chance of matching three numbers (a typical small win) is about 1 in 54 per line, according to Lottoland. The overall odds of winning any prize are reported as 1 in 12.2 by BeatLottery, though another source sets it at 1 in 29, reflecting different prize-tier methodologies. Either way, a winner emerges regularly.

The implication: the Irish Lotto is designed to pay out frequently at the lower tiers, making it feel more rewarding even if the jackpot is smaller than EuroMillions.

Why is the EuroMillions so hard to win?

EuroMillions number pool and odds explained

• Players must match 5 numbers from 1 to 50 plus 2 Lucky Stars from 1 to 12 (Irish National Lottery)
• Total number of possible combinations: 139,838,160 – one for each ticket (Irish National Lottery)
• By comparison, Irish Lotto combinations: 10,737,573 – about 13× fewer
• Rollovers increase the jackpot but do not affect the odds in any draw (Irish National Lottery responsible play)

The math is unforgiving. With 50 main numbers and 12 Lucky Stars, the number of unique tickets exceeds 139 million. To put it in perspective: you are roughly 26,000 times more likely to be struck by lightning in a given year than to hit the EuroMillions jackpot on a single line. The Irish Times notes that the odds are the same regardless of where you buy the ticket – a “lucky” shop does not change the probability (The Irish Times).

Irish Lotto has the best prize odds among lotteries available in Ireland, compared with EuroMillions and other large international draws.

Who won 250 million EuroMillions?

The Irish family syndicate that claimed the record jackpot

• Winners: a family syndicate from Ireland (The Irish Times)
• Jackpot amount: €250 million (approx £220 million)
• Winning date: June 2025 (ticket validated in June 2025 per Irish Times coverage)
• Ticket purchased in Ireland – the largest EuroMillions win ever on Irish soil

The win made international headlines. The syndicate used a standard ticket, not a special entry. The Irish National Lottery confirmed the win and urged winners to seek professional advice before coming forward. This case highlights the extreme contrast: a 1-in-140-million chance turned into a nine-figure payout.

The pattern: even with odds that seem impossible, someone does win eventually. But for every record win, millions of tickets yield nothing.

Has anyone won EuroMillions with a lucky dip?

Famous lucky dip wins and their probabilities

• BBC report: UK couple won £184 million with a lucky dip ticket in 2022 (RTÉ News reporting BBC)
• Lucky dip uses a random number generator – odds are identical to manual selection (Irish National Lottery)
• No statistical advantage to choosing your own numbers versus lucky dip

Many players believe that picking their own numbers gives them better odds. The truth is that every combination – whether chosen by a computer or by a person – has exactly the same probability. The National Lottery states that all games are pure chance and no strategy can improve outcomes. The £184 million lucky dip win is a direct example: the couple let the machine decide and ended up with one of the largest prizes ever.

The trade-off: lucky dip removes any illusion of control but also eliminates the risk of picking a popular sequence that would require sharing the jackpot.

What is the biggest mistake a lottery winner makes?

Top financial missteps after winning the lottery

1. Mistake 1: Not hiring a financial advisor immediately – winners often squander funds within a few years (LottoDeamon (player guide))
2. Mistake 2: Making large impulsive purchases – houses, cars, gifts for friends – before a financial plan is in place
3. Mistake 3: Not setting up a trust or legal structure for anonymity – in Ireland winners can remain anonymous, but only if they take steps early (BeatLottery)
4. Mistake 4: Poor tax planning – while lottery winnings in Ireland are tax-free, the interest and investment returns are not
5. Mistake 5: Telling too many people too soon – privacy is crucial to avoid pressure and harassment

Behavioral economists have studied lottery winners for decades. The pattern: sudden wealth often leads to overspending, bad investments, and family disputes. The safest approach is to take time, remain anonymous, and build a team of professionals before making any major decisions.

What is the best bank to use if you win the lottery?

Choosing a bank for large lottery winnings

• Priority: banks with high deposit insurance coverage – in the EU the limit is €100,000 per person per institution (LottoDeamon)
• Large private banks or wealth management divisions are recommended – examples in Ireland: AIB, Bank of Ireland, PTSB all offer private banking services
• Diversify across multiple institutions to protect the full amount
• Consider offshore accounts for additional security and currency flexibility

For a multi-million Euro prize, keeping all money in a single current account exposes it to risk beyond the €100,000 guarantee. Spreading funds across several banks and using money market accounts or government bonds can preserve capital while providing liquidity. The Irish National Lottery itself recommends that winners seek independent financial advice before deciding where to deposit.

The pattern: winners who treat their prize as a long-term portfolio instead of a spending account tend to maintain their wealth.