Moneyline Betting Guide
The simplest bet in sports, pick a winner. Here's how moneyline odds work, what the numbers mean, and when moneyline bets make more sense than spreads.
By
Eric Pauly
9 min read
What Is a Moneyline Bet?
Bills -150, Chiefs +130. That is a moneyline bet: you pick who wins the game, and the price tells you how much you risk and how much comes back. No point spread, no total, no margin to sweat. A 1 point win and a 30 point blowout pay exactly the same.
Simple to read is not the same as simple to beat, though. Every moneyline is a probability with the sportsbook's margin baked in, and two books can charge noticeably different prices for the same team. This guide treats moneyline betting as a pricing problem rather than a picking problem: how to read the odds, what win rate each number demands, where value tends to show up in each sport, and the habits that quietly cost moneyline bettors money.
article Summary
A moneyline is a bet on who wins, priced in American odds: negative numbers for favorites, positive numbers for underdogs. Convert every moneyline into its breakeven win rate, strip out the vig to find the fair price, and only bet when you can get a number better than fair, which usually means comparing several books. Moneylines fit small favorites, live underdogs, baseball, and hockey, while heavy favorites and parlays built from them get expensive fast.
How to Read Moneyline Odds
US sportsbooks display moneylines as American odds, built around a $100 unit.
Negative odds: the favorite
The number is what you risk to win $100. At -150, a $150 bet returns $250 total: your $150 stake plus $100 profit.
Positive odds: the underdog
The number is what a $100 bet wins. At +130, $100 returns $230 total.
Even money
+100, sometimes shown as EVEN, means you risk $100 to win $100.
Every moneyline is a breakeven win rate
The more useful way to read a moneyline is as the win rate you need just to break even. For a favorite, divide the odds by the odds plus 100 (150 / 250 = 60%). For an underdog, divide 100 by the odds plus 100 (100 / 230 = 43.5%). I run both sides through that conversion before forming any opinion on the teams, because a price only means something next to the probability it implies.
Moneyline breakeven quick reference:
-300: 75.0%
-200: 66.7%
-150: 60.0%
-120: 54.5%
-110: 52.4%
+100: 50.0%
+120: 45.5%
+150: 40.0%
+200: 33.3%
+300: 25.0%
Add both sides of a game together and the total lands above 100%. That overage is the vig, also called juice. A matchup with a fair price of -130 / +130 might hang at -140 / +120 at a typical book, and the book keeps the difference.
Moneyline vs. Spread: When to Choose Which
Every NFL and NBA game offers a moneyline and a spread on the same team, and both are priced off the same expectations. The question is whether the moneyline's extra cost buys protection you need. Our moneyline vs spread breakdown goes deeper; here is the short version.
The moneyline tends to fit when
The favorite is small. Between roughly -110 and -160, the moneyline costs only a little more than the spread, and you stop worrying about a 1 or 2 point win that fails to cover.
You think the underdog wins outright. If your read is that the dog wins, not just keeps it close, the moneyline pays you for that conviction. A +3 spread at -110 and a +140 moneyline on the same team are very different bets.
Scoring is low. In baseball, hockey, and soccer, one run or one goal decides a large share of games, so the moneyline is the main market rather than an alternative to it.
The spread tends to fit when
The favorite is heavy. At -300 you risk $300 to win $100 and need a 75% win rate. Laying the points near even money changes the risk profile completely.
Your opinion is about margin. If you think a team wins by double digits and the spread is 6.5, the spread expresses that opinion. The moneyline pays you the same for a 1 point win.
Finding Value in Moneyline Markets
Sides on major leagues draw heavy sharp attention, so a soft moneyline rarely lasts long. Value still shows up. It just comes from price more often than from picks.
Shop every book you have
When I scan an NFL Sunday on an odds screen, the moneyline on the same team often spans 10 cents or more across books, while spread prices tend to cluster tighter. Books shade moneylines to their own customer flow, and that creates gaps. OddsShopper lines up game line prices across 110+ sportsbooks and lets you choose which books define the fair price with custom devigging. When I tested that setting, swapping which books anchor the fair number changed which moneylines got flagged, a quick lesson in how much "fair" depends on the source. Our link gets you a 7-day free trial and 50% off.
Know the fair price first
Shopping tells you who pays the most. It does not tell you whether that price is actually good. For that you need a vig-free benchmark built from sharp books. Unabated builds the Unabated Line from sharp market prices with the vig removed, so a Rangers +125 can be judged against a fair +112 instead of against your gut, and there is a 5-day trial to test it on a slate.
Live moneylines
In-game moneylines reprice after every score, and the adjustment after an early touchdown or goal can overshoot. A strong team down 7 in the first quarter can drift to plus money even though its true win probability moved less than the price suggests. That value is brief, so it rewards having a screen open before the moment arrives.
Lower-margin markets
The margin itself is a lever. Unlike a sportsbook that builds its margin into both sides, Novig is a peer to peer prediction market where you trade contracts on game outcomes, and the two sides of a matchup tend to price much closer to fair. Use code BETSMART when you sign up, where available.
Moneyline Betting by Sport
NFL
Favorites win straight up roughly two thirds of the time over long samples, so underdogs cash about one game in three. That makes the NFL moneyline most interesting in the small favorite range and on short dogs between +110 and +160, where a field goal decides plenty of games.
NBA
Lopsided NBA matchups produce some of the steepest moneylines in major sports, often -400 and beyond, which leaves little room for moneyline value at the top of the board. Injury and rest news moves NBA lines fast, so the window between a lineup announcement and the market adjusting is where shopping pays off.
MLB
Baseball is a moneyline sport first. Favorites historically win a little under 60% of games, most prices land between -200 and +180, and the starting pitcher drives much of the number. A late scratch can move a line sharply, which is why I confirm probable pitchers right before placing anything. The spread equivalent, the run line in baseball, is fixed at 1.5 runs and changes the price instead of the number.
NHL
Hockey has a lot of parity, and underdogs win roughly four games in ten. Most NHL moneylines sit between -200 and +170, and goaltending plays the role that starting pitching plays in baseball, so confirm the starting goalie before you bet. Also check whether your book's moneyline includes overtime and the shootout. It typically does, while a three-way regulation line does not.
Soccer
Soccer moneylines are usually three-way: home, draw, away. A draw loses both side bets, so a three-way price on a favorite is not comparable to a two-way moneyline in other sports. If you want to back a side without the draw risk, draw no bet refunds your stake on a draw at a shorter price.
Common Moneyline Mistakes
1. Treating "should win" as a reason to bet. A -200 favorite already prices in a 66.7% win rate. If your honest estimate is 65%, the bet loses money over time even though the team usually wins.
2. Stacking heavy favorites into parlays. Three -300 moneylines feel safe one at a time. Together they pay roughly +137 and need all three to hit, which happens about 42% of the time at the implied odds. One upset sinks the ticket, and the vig compounds across every leg.
3. Betting at one book. With a single account, you take whatever price it posts. On moneylines, where prices across books spread wider than on point spreads, that habit costs real money over a season.
4. Defaulting to one bet type. Some bettors always take the moneyline, others always lay the points. The right choice depends on the exact prices of both, as the Chiefs example above shows.
5. Judging moneylines by wins and losses. Underdogs lose more often than they win by design, so a short sample tells you very little. Whether you beat the closing price is a cleaner signal. Bet the Rangers at +125, watch them close at +105, and you got a better number than the market settled on whether or not they won. Our closing line value guide walks through how to track it.
The Bottom Line on Moneyline Betting
A moneyline is simple to read and hard to beat, because the only edge on offer is price. Treat every number as a breakeven win rate, compare it to a fair line with the vig removed, and shop until you find a payout that clears it.
Lean into the spots where moneylines fit: small favorites, underdogs you think win outright, baseball, and hockey. Be wary of heavy favorites and the parlays built from them, and grade yourself against the closing line rather than last weekend's results.
Moneyline Betting FAQ
Additional Resources
Explore our curated selection of guides and tools to help promote responsible gambling.
How to Track Sports Bets: What to Log, Spreadsheet vs App
What to log on every bet, spreadsheet vs app, and how to read your record.
College Basketball Betting: How to Bet NCAAB From Tip Off to March
How to bet college basketball spreads and totals, from soft November lines through conference play, with tempo math and line shopping tips.
Draw No Bet Strategy: When to Use It and When to Skip It
When draw no bet actually beats a moneyline or double chance, how to read the matchup, and how to shop the shorter price before you bet.
Lacrosse Betting Guide: How to Bet NCAA, PLL, and NLL Games
How lacrosse betting works across NCAA, PLL, and NLL games, from faceoffs and shot clocks to line shopping in thin markets.
