Point Spread Betting Explained: What Does Spread Mean in Betting?

What Is a Point Spread?

A point spread is the most popular way to bet on football and basketball. Instead of picking which team wins, you're betting on the margin of victory.

Why does the spread exist? Without it, everyone would bet on heavy favorites and nobody would touch the other side. The spread levels things out so both sides pay close to even money and the sportsbook can balance its risk.

Here's a real-world example:

The Eagles are 6.5-point favorites. If you bet Eagles -6.5, they need to win by 7 or more for your bet to cash. If you bet Commanders +6.5, Washington can lose by up to 6 points (or win the game) and your bet still wins.

The ".5" eliminates the possibility of a tie (called a push), guaranteeing a winner on every bet.

How Point Spread Betting Works

The Favorite (Minus Sign)

The team with a negative spread is the favorite. The minus sign means points are subtracted from their final score for betting purposes.

Example: Chiefs -4.5

The Chiefs need to win by 5 or more points. If they win 27-24 (by 3), they covered the spread? No. A 3-point win is less than the 4.5-point spread, so Chiefs -4.5 loses. The Chiefs needed to win by at least 5.

Think of it this way: take the Chiefs' final score, subtract 4.5, and compare it to the opponent's score. If the Chiefs still "win" after that subtraction, your bet wins.

The Underdog (Plus Sign)

The team with a positive spread is the underdog. The plus sign means points are added to their final score for betting purposes.

Example: Dolphins +4.5

The Dolphins can lose by up to 4 points and your bet still wins. They can also win outright. The only way this bet loses is if the Dolphins lose by 5 or more points.

Using the same logic: take the Dolphins' final score, add 4.5, and compare it to the opponent's score. If the Dolphins "win" after that addition, your bet wins.

The Juice (Standard -110)

Most spread bets are priced at -110 on both sides. This means you risk $110 to win $100 in profit. The extra $10 is the sportsbook's commission, called the juice or vig.

Payout example at -110:

The -110/-110 line represents roughly a 4.5% house edge. This is why line shopping matters. Finding -105 instead of -110 on the same spread saves you real money over hundreds of bets.

Sometimes sportsbooks adjust the juice instead of moving the spread. You might see Chiefs -3 (-115) vs. Dolphins +3 (-105). The spread stays at 3, but the price tells you the book leans slightly toward the Chiefs covering.

What Does +7 Spread Mean?

A +7 spread means the team is a 7-point underdog. They can lose by up to 6 points and your bet still wins. If they lose by exactly 7, the bet is a push and your stake is refunded.

Example: Jaguars +7 vs. Chiefs

• Chiefs win 24-20 (by 4): Jaguars +7 wins. Add 7 to Jacksonville's score (27) and they "beat" Kansas City's 24.
• Chiefs win 31-24 (by 7): Jaguars +7 pushes. Your bet is refunded.
• Chiefs win 35-24 (by 11): Jaguars +7 loses. Even adding 7 to Jacksonville's 24 (31) doesn't beat 35.
• Jaguars win 21-17: Jaguars +7 wins. The underdog won outright, so adding points only makes the margin bigger.

A +7 is a big number in the NFL. It means the favorite has roughly a 70-75% chance of winning the game outright. The numbers 3 and 7 matter more than others in NFL spreads because games often end with margins of a field goal or a touchdown.

What Does -3.5 Spread Mean?

A -3.5 spread means the team is a 3.5-point favorite. They must win by 4 or more points for the bet to cash. Because the spread includes a half-point, there is no possibility of a push.

Example: Bills -3.5 vs. Dolphins at -110

• Bills win 24-21 (by 3): Bills -3.5 loses. Winning by 3 isn't enough when the spread is 3.5.
• Bills win 27-23 (by 4): Bills -3.5 wins. Four points clears the 3.5 threshold.
• Dolphins win 20-17: Bills -3.5 loses. The favorite lost outright.

Payout: A $100 bet at -110 returns $190.91 ($90.91 profit) if the Bills win by 4 or more.

You'll see -3.5 constantly in the NFL. It's basically "we think the favorite wins by a field goal," and the half-point hook removes any chance of a push.

What Does +1.5 Spread Mean?

A +1.5 spread means the team is a 1.5-point underdog. This is the tightest spread you'll see with a half-point. The team can lose by 1 point and your bet still wins. The only way it loses is if the team loses by 2 or more.

In football: +1.5 is rare because it means the game is nearly a toss-up. The underdog can lose by a single point and still cover.

In baseball (run line): +1.5 is the standard underdog spread. More on this in the MLB section below.

Example: Packers +1.5 vs. Lions at -110

• Lions win 21-20 (by 1): Packers +1.5 wins. A 1-point loss is less than 1.5.
• Lions win 24-20 (by 4): Packers +1.5 loses. A 4-point loss exceeds 1.5.
• Packers win 17-14: Packers +1.5 wins. The underdog won outright.

In basketball, +1.5 is also very tight and signals an extremely close matchup according to the sportsbook's models.

Real Examples by Sport

NFL Spread Betting

NFL spreads typically range from 1 to 17 points. Key numbers are 3 (field goal) and 7 (touchdown), as these are the most common margins of victory.

Example line:

This is a classic NFL playoff-caliber matchup. The Chiefs are favored by a field goal. If the Chiefs win 23-20 (by exactly 3), both sides push and all bets are refunded. That's why you'll often see -3.5 instead, which eliminates the push.

NFL spread tips:

• The most common final margins are 3 and 7. About 15% of NFL games land on 3, and about 9% land on 7.
• Home-field advantage is worth roughly 1-3 points in most models.
• Totals (over/under) and spreads are related. In a high-total game, the spread may be wider because more scoring creates more variance.

NBA Spread Betting

NBA spreads range from 1 to 15+ points. Basketball scoring is higher and swingier than football, so spreads are harder to predict.

Example line:

The Celtics are 7.5-point favorites. They need to win by 8 or more for the spread bet to cash.

What makes NBA spreads different:

• Comebacks happen constantly. A team can trail by 15 in the third quarter and win by 5.
• Fourth-quarter fouling warps final margins. A team leading by 12 with 2 minutes left may win by only 6 after intentional fouls and free throws. This catches a lot of spread bettors off guard.
• Rest matters more than in any other sport. Teams playing the second night of a back-to-back are typically adjusted 1-2 points.

MLB Run Line

Baseball doesn't use traditional point spreads. Instead, it uses the run line, which is almost always fixed at 1.5 runs.

Example line:

The Yankees are the favorite. At -1.5, they need to win by 2 or more runs. Notice the odds look nothing like a standard -110/-110 spread. Because about 30% of MLB games are decided by exactly 1 run, the -1.5 favorite often gets plus-money odds (+130), while the +1.5 underdog is priced at -150 or steeper.

Why the run line is priced differently:

• Covering -1.5 is hard for the favorite. Winning by 2+ runs happens less often than you'd think, so the odds compensate.
• Alternative run lines (-2.5, +2.5) are available at most sportsbooks with adjusted odds.

NHL Puck Line

Hockey uses the puck line, which is the same concept as baseball's run line. The standard puck line is 1.5 goals.

Example line:

The Avalanche must win by 2 or more goals. Hockey is low-scoring, so covering -1.5 is difficult. That's reflected in the +175 price. Meanwhile, the Stars at +1.5 need to either win outright or lose by only 1 goal.

Puck line notes:

• Empty-net goals late in the third period can flip puck line results. A team trailing by 1 pulls their goalie, and a goal the other way makes the margin 2. This happens more often than you'd expect.
• Overtime and shootout results count as a 1-goal victory for puck line purposes. A game that goes to OT always settles as a 1-goal margin, so puck line underdogs (+1.5) automatically cover in overtime.

Soccer Asian Handicap

Soccer's version of the point spread is the Asian handicap. Same idea: the favorite gets a negative handicap and the underdog gets a positive one.

Example line:

Manchester City must win by 2 or more goals. Arsenal can lose by 1, draw, or win outright.

Asian handicap levels:

Asian handicaps also come in quarter-goal increments (-0.75, -1.25). These split your bet into two halves at the adjacent half-goals. For example, -0.75 splits into half at -0.5 and half at -1.0.

Spread vs Moneyline: What's the Difference?

This is simple. Moneyline bets are on who wins the game. Spread bets are on the margin of victory.

When to bet the moneyline:

• Small favorites (-120 to -160) where the price is reasonable.
• You believe the underdog will win outright but aren't confident about covering the spread.

When to bet the spread:

• Heavy favorites where the moneyline is -250 or worse.
• You have an opinion on the margin, not just the winner.
• You want standardized -110 pricing on both sides.

For a deeper comparison, see our guide on moneyline vs spread betting.

What Is a Push in Spread Betting?

A push happens when the final margin lands exactly on the spread. All bets are refunded as if they never happened.

Example: You bet Cowboys -7 and they win 28-21 (by exactly 7). That's a push. Your $100 bet comes back to your account.

Pushes only occur on whole-number spreads (3, 7, 10, 14). Half-point spreads (3.5, 7.5) eliminate pushes entirely because no final score can land exactly on a half-number.

This is why you'll often hear bettors talk about "buying the hook." Paying slightly worse odds to move from -3 to -2.5 (or from +3 to +3.5) can be the difference between a push/loss and a win.

For more details on pushes and how they affect parlays, see our full guide on pushes in sports betting.

How to Find Value in Spread Betting

The spread number itself isn't where you find an edge. The price (odds) attached to the spread is what matters.

Compare Odds Across Sportsbooks

Different sportsbooks price the same spread differently. One book might have Eagles -3 at -110 while another has Eagles -3 at -105. That gap looks small. It isn't.

A $100 bet at -110 returns $190.91 if it wins. At -105, it returns $195.24. Over 500 bets in a season, that gap adds up to hundreds of dollars.

Use an odds comparison tool to instantly see which sportsbook offers the best price on every spread.

Look for Stale Lines

Sportsbooks don't all move their lines at the same speed. Sharp books like Pinnacle and Circa adjust first. Retail books like DraftKings and BetMGM are slower. When a sharp book moves from Chiefs -3.5 to Chiefs -4, a retail book still showing -3.5 may offer value on the Chiefs.

Understand Key Numbers

In the NFL, games most commonly land on margins of 3 and 7. Getting +3.5 instead of +3 is more valuable than getting +4.5 instead of +4, because more games land on 3. Similarly, the difference between +7 and +7.5 matters more than the difference between +8 and +8.5.

Convert Odds to Implied Probability

Convert the odds to implied probability using an odds converter before placing any spread bet. If your research suggests a team covers 55% of the time but the implied probability from the odds is only 52.4% (-110), that's a bet worth making. For more on reading odds, see our guide on how to read betting odds.