Blackjack rules fit on a single card, yet the game rewards anyone who takes the time to understand the detail behind them. You are not competing with the other people seated at the table: each hand is a private contest between you and the dealer, and the only thing that counts is whose total finishes closer to 21 without going over. Below we cover card values, the house edge, the flow of a typical round, how each winning hand is paid and what the common side bets actually cover, so you can sit down at any UK casino table knowing exactly what every option does.
What is the objective of blackjack?
The objective of blackjack is to finish with a hand worth more than the dealer’s without exceeding 21. A total above 21 is called a bust and loses straight away, whatever the dealer later draws.
That last point explains much of the tension in the game. Players act before the dealer, so a player who busts has already lost, even if the dealer goes on to bust as well. You win in one of three ways: your final total beats the dealer’s, the dealer busts while your hand is still alive, or your first two cards form a blackjack, meaning an Ace together with any card worth 10.
The other players at the table have no bearing on your result. Several people can share a table and every one of them can win, or lose, the same round, because each hand is measured only against the dealer’s. That is why seasoned players keep their eyes on the dealer’s visible card rather than on what their neighbours are holding.
Blackjack card values
Blackjack card values are simple: number cards count as printed, picture cards count as 10, and an Ace counts as either 1 or 11. Suits play no part in the main game.
- Twos to nines: worth their face value, so a 7 is worth 7 points.
- Tens, Jacks, Queens and Kings: worth 10 points each.
- Aces: worth 1 or 11, whichever helps the hand more.
The flexible Ace creates two kinds of hand. A hand in which the Ace can still count as 11 without busting is called soft; an Ace with a 6, for example, is a soft hand because it can be read either as the higher total or as 7. Once the Ace has to drop to 1 to keep you at 21 or under, the hand becomes hard. Knowing which kind you hold matters, because a soft total lets you take another card without any risk of busting on that draw.
Four different ranks are worth 10, so ten-value cards make up a big slice of every deck. That is why a blackjack turns up often enough to be a regular part of the game rather than a rare event.
Blackjack odds and the house edge
Blackjack odds are among the best in the casino, with a house edge usually between 0.5% and 1% at reputable sites. That range assumes you make sensible decisions; careless play pushes the real cost higher.
The house edge is the average share of each stake the casino expects to keep over a very large number of hands. An edge of 0.5% means that, across thousands of rounds, the game hands back most of the money wagered, although any single session can swing well above or below that average. Compared with many table games and most slots, that is a slim margin, and it is a large part of why the game remains a favourite with players who like their choices to matter.
Two things decide where a particular game sits within that range: the table rules and the way you play. Rules covering how many decks are shuffled together, when you may double down, whether you may split again and how a blackjack is paid all nudge the blackjack house edge up or down. If you want to compare returns across different sites, our page on best payout casinos is a useful next stop.
Check the deck count before you play
Deck count is one of the rules that moves the house edge, so check it before you sit down. Games are dealt from anything between a single deck and a large multi-deck shoe, and no universal standard applies.
The number of decks is usually printed on the felt or listed in the information panel of a digital or live game. When two otherwise identical tables use different deck counts, their house edges differ, so the rules panel is the place to compare them, not the betting limits or the look of the table. Treat the deck count as one line on a checklist alongside the payout for a blackjack and the doubling rules: together they show how generous a table really is.
How to play blackjack: a round step by step
Learning how to play blackjack comes down to six stages that repeat every round: fund, bet, deal, decide, the dealer’s turn and settlement.
The pace differs between a live dealer table and a digital game, but the order never changes. Read every stage at least once even if some look obvious, because details such as when the dealer receives a second card explain many of the rules that follow.
Fund your account and choose a table
Your casino balance needs money in it before a single card is dealt. Deposit with whichever payment method you prefer at the casino, then confirm the funds have arrived before opening a game. Our page on deposits and withdrawals covers the payment side in more detail.
Next, pick a table whose limits suit your bankroll. Every table shows a minimum and a maximum stake, and both vary from one casino to another and between tables at the same casino.
Place your wager
Your main bet goes down before the deal, somewhere between the table’s posted minimum and maximum. Any side bets are placed at the same moment, each in its own betting spot.
Set a budget before you start and stick to it. Rounds move quickly, and a clear limit for the session is the simplest way to keep the game enjoyable. Decide in advance how much you are prepared to lose, and walk away once you reach it.
The deal
Once all bets are in, each player receives two cards and the dealer takes a single face-up card. At many tables the dealer’s second card is only drawn after the players have finished acting.
Two things can happen straight away. If your opening cards are an Ace and a ten-value card, you hold a blackjack, the strongest hand in the game; you make no further decisions and simply wait for the dealer to finish so the result can be settled. If your opening cards meet the conditions of a side bet you placed, that side bet pays out at this point, while your main hand carries on as normal.
Decide: hit, stand, double down or split
Your decision on each hand is to hit, stand, double down or split, based on your own total and the dealer’s visible card. The choice you make here affects the outcome more than anything else you control.
- Hit: take another card. You can keep hitting until you are happy with your total or until you bust.
- Stand: keep your current total and end your turn.
- Double down: double your original stake and receive exactly one more card, after which your turn ends.
- Split: when your first two cards share the same value, separate them into two hands, add a second stake equal to the first, and play each hand on its own.
If your total goes past 21, you have bust: the stake is lost and you sit out the rest of the round. Every player busts from time to time, so treat it as part of the game rather than a sign that something went wrong. If you are still at 21 or under once you stop, you remain in the round and wait for the dealer.
Making these choices well is a skill in its own right, and reading up before you play gives you a genuine edge over guesswork. Our beginner’s guide is a good place to start, and the casino glossary explains any table terms that are new to you.
The dealer plays out the hand
After every player has acted, the dealer must draw on 16 or less and stand on 17 or more, while a soft 17 depends on the table. The dealer makes no other choices, and the final total then decides each result:
- The dealer busts: every player still in the round wins.
- Your total is lower than the dealer’s: you lose.
- Your total equals the dealer’s: the hand is a draw, usually called a push, and your stake is returned.
- Your total is higher than the dealer’s: you win.
Settling bets: blackjack payouts
Blackjack payouts depend on how your hand won: a natural blackjack pays 3:2, while other winning hands pay even money. The table below sets out each case.
| Winning hand | Payout ratio | Stake it applies to |
|---|---|---|
| Blackjack on the first two cards | 3:2 | Original stake |
| Standard winning hand | 1:1 | Original stake |
| Win after doubling down | 1:1 | Doubled stake |
| Win on a split hand | 1:1 | That hand’s stake |
| Win on a doubled split hand | 1:1 | Doubled stake |
In plain terms, a blackjack wins one and a half times your bet on top of the returned stake. A doubled hand that wins earns twice your original bet, because the even-money payout is worked out on the doubled amount. After a split, each hand is settled on its own, so you can win one and lose the other in the same round.
Blackjack side bets explained
Blackjack side bets are optional extra wagers on which cards you or the dealer will receive, settled separately from the main hand. They rely entirely on chance, so skill has no influence on whether they win.
Side bets pay far more than the main game when they land, but they land much less often, and they tend to carry a higher house edge than the main hand. Availability varies too: a given table may offer one, several or none of the bets below, and the exact payouts can differ from the figures quoted here, so always check the paytable of the game you are playing.
Insurance
Insurance is the best-known side bet and protects you when the dealer’s face-up card is an Ace. It costs half of your original stake and pays if the dealer goes on to complete a blackjack.
Because it is only offered while an Ace is showing, insurance is really a wager that the dealer’s next card is worth 10. If the dealer does not make a blackjack, the insurance stake is lost and your main hand plays on as usual.
Perfect Pairs
Perfect Pairs pays when your own first two cards form a pair, with bigger prizes the more closely the cards match. The dealer’s cards play no part in it.
| Pair type | What it means | Payout |
|---|---|---|
| Mixed pair | Same value, different suit and colour | 5:1 |
| Coloured pair | Same value and same colour | 12:1 |
| Perfect pair | Two identical cards | 25:1 |
21+3
21+3 combines your two cards with the dealer’s up-card to form a three-card poker hand. The rarer the combination, the bigger the prize.
| Combination | What it means | Payout |
|---|---|---|
| Flush | Three cards of the same suit | 5:1 |
| Straight | Three cards in sequence, such as 5, 6 and 7, in any suits | 10:1 |
| Three of a kind | Three cards of the same rank in different suits | 30:1 |
| Straight flush | Three cards in sequence and of the same suit | 40:1 |
| Suited three of a kind | Three identical cards, such as three Queens of Hearts | 100:1 |
Bet Behind
Bet Behind lets you wager on another player’s hand instead of your own. You win or lose exactly as the hand you back does.
The catch is control: you have no say over the decisions made on that hand, so you depend entirely on someone else’s judgement. That makes Bet Behind riskier than it first appears.
Royal Match
Royal Match pays when your first two cards are suited, with the top prize kept for a suited King and Queen. A suited pair of cards usually pays 5:2, while the suited King and Queen combination pays 25:1.
Over/Under 13
Over/Under 13 is a prediction of whether your first two cards will total more or less than 13. The exact rules vary between casinos, especially on what happens when the total lands on exactly 13.
Hitting exactly 13 does not guarantee a win, and at many tables it means the bet loses whichever side you chose, although some casinos treat it as a winner. Read the rules panel before placing this bet, as that single detail changes its value.
Super Sevens
Super Sevens rewards you for being dealt one or more 7s, and the payouts climb steeply with each extra seven and with matching suits.
| Sevens dealt | Payout |
|---|---|
| One 7 | 3:1 |
| Two unsuited 7s | 50:1 |
| Two suited 7s | 100:1 |
| Three unsuited 7s | 500:1 |
| Three suited 7s | 5000:1 |
Lucky Ladies
Lucky Ladies pays whenever your first two cards total 20, with the richest prizes tied to the Queen of Hearts.
| Hand | Payout |
|---|---|
| Any unsuited 20 | 4:1 |
| Suited 20 | 10:1 |
| Matched 20 (same rank and suit) | 25:1 |
| Pair of Queens of Hearts | 200:1 |
| Pair of Queens of Hearts with a dealer blackjack | 1000:1 |
Honey Bonus
Honey Bonus works much like 21+3, because it is decided by your two cards and the dealer’s face-up card. The winning combinations and their prizes are set by each individual game, so read its paytable before betting.
Lucky Lucky
Lucky Lucky also uses your first two cards plus the dealer’s up-card, and it pays when those three cards add up to 19, 20 or 21. Extra bonuses apply to suited hands, to a 6, 7 and 8 combination and to three 7s; every other result loses.
| Three-card result | Payout |
|---|---|
| Total of 19 | 1:1 |
| Total of 20 | 2:1 |
| Total of 21 | 4:1 |
| Suited 21 | 20:1 |
| Three 7s | 100:1 |
Top 3
Top 3 looks at the same three cards, your two plus the dealer’s up-card, but it only pays on the strongest poker combinations, which is why its prizes are so large.
| Combination | Payout |
|---|---|
| Three of a kind | 90:1 |
| Straight flush | 180:1 |
| Suited three of a kind | 270:1 |
Hot 3
Hot 3 is the side bet found in Infinity Blackjack from Evolution, one of the best-known game providers in live dealer gaming. Much like Lucky Lucky, it rewards three-card totals of 19, 20 and 21.
Buster
Buster is a bet on the dealer going bust, and it pays more the more cards the dealer has drawn by the time the hand breaks. You can also be rewarded for landing a blackjack yourself, so the bet gives you something to cheer for at both ends of the round.
Main bet or side bets: where should beginners start?
Beginners should master the main game before adding side bets, because the main hand is where your decisions actually change the result. Side bets are pure luck and are best treated as optional extras.
A sensible approach is to play a few sessions with the main bet only, get comfortable with hitting, standing, doubling and splitting, and only then try a single side bet whose rules you fully understand. Keep the side-bet stake small compared with your main wager, and remember that a huge headline payout reflects how rarely that outcome comes in. When the blackjack rules feel second nature and you want to try something new, browse our casino games section, return to the main blackjack page, or explore more of our guides.
Choosing where to play and staying in control
The best place to play is a licensed casino with clear table rules, sensible limits and reliable tools for keeping your spending in check. Look for a site that shows deck counts, payout ratios and side-bet paytables before you place a bet.
Our checklist on how to choose a casino walks through licensing, payments and support, and casino licensing explained covers what a licence means for you as a player. Whichever site you pick, play only with money you can afford to lose, set deposit limits before your first session and take regular breaks. The house edge in this game is low, but the casino still keeps an edge on every hand, so treat blackjack as entertainment rather than a way to make money.
Frequently asked questions
What are the basic blackjack rules?
The basic blackjack rules are to beat the dealer’s total without going over 21. Number cards count at face value, picture cards count as 10 and an Ace counts as 1 or 11. On your turn you can hit, stand, double down or split, then the dealer must draw on 16 or less and stand on 17 or more, with a soft 17 depending on the table. A blackjack pays 3:2 and other winning hands usually pay 1:1.
How do you play blackjack for the first time?
To play blackjack for the first time, place a stake within the table limits, receive two cards and compare your total with the dealer’s face-up card. Then hit for another card, stand on your total, double down for one extra card or split a pair. Once every player has acted, the dealer plays out the house hand and winning bets are paid. Start with the main bet only until the decisions feel natural.
How much is an Ace worth in blackjack?
An Ace is worth either 1 or 11 in blackjack, whichever suits your hand better. A hand in which the Ace can still count as 11 without busting is called soft, which is why an Ace and a 6 can be played as either total. When counting it as 11 would take you past 21, the Ace drops to 1 and the hand becomes hard.
How much does a blackjack pay?
A blackjack pays 3:2, so you win one and a half times your stake when your first two cards are an Ace and a ten-value card. Ordinary winning hands pay 1:1, a winning doubled hand pays 1:1 on the doubled stake, and each winning hand after a split is paid 1:1 on its own. Payout ratios are shown in the table rules, so check them before you play.
Does a tie with the dealer lose in blackjack?
No, a tie with the dealer does not lose in blackjack. When your final total equals the dealer’s, the hand is a draw, usually called a push, and your stake is returned without any winnings. You only lose the main bet if you bust or finish with a lower total than the dealer while the dealer stays at 21 or under.
What is the house edge in blackjack?
The house edge in blackjack is usually between 0.5% and 1% at reputable casinos, one of the lowest margins among casino games. The exact figure depends on the table rules, including how many decks are used, and on how well you play each hand. Poor decisions raise the real cost of playing, so learning the rules properly before you bet is worth the effort.
Are blackjack side bets based on skill?
No, blackjack side bets are based purely on chance. They predict which cards you or the dealer will receive, so no decision you make can change the result. Common options include Insurance, Perfect Pairs, 21+3 and Lucky Ladies. Prizes can be large, such as 25:1 for a perfect pair, but those outcomes are rare, so keep side-bet stakes small compared with your main wager.