Super Bowl ATS and Over/Under Betting Guide 2025
Learn how point spread and totals betting work for the Super Bowl, with historical trends, strategy frameworks, and bankroll tips to sharpen your wager.
Category: Guides · By Growl Games Editorial Team · Sun Sep 06 2026 · Updated Sun Sep 06 2026
Super Bowl ATS and over/under betting are the two most popular wagering formats for the NFL's championship game — and for good reason. The point spread and the totals line strip away the binary win/lose question and replace it with something far more interesting: how dominant will the favourite be, and how many points will both offences actually put on the board? Mastering these two bet types is the foundation of any serious Super Bowl betting strategy.
This guide breaks down exactly how each bet works, how oddsmakers price them, what historical trends are worth your attention, and — just as importantly — what the data says you should ignore. By the end, you'll have a clear framework for approaching Super Bowl Sunday with sharper reasoning, a disciplined bankroll, and realistic expectations about variance.
What Is ATS Betting in the Super Bowl?
ATS stands for against the spread. Rather than picking the outright winner, you're betting on whether a team wins or loses by more or fewer points than the line set by the sportsbook.
If the Kansas City Chiefs are listed at -6.5 against the Philadelphia Eagles, the Chiefs must win by 7 or more points for a Chiefs ATS bet to cash. If they win by exactly 6 or fewer — or lose — an Eagles ATS bet (listed at +6.5) wins instead.
How the Spread Is Priced
Oddsmakers build the spread around the expected margin of victory, then adjust it based on:
- Market-wide betting action — where the sharp and public money flows
- Injury reports — a key starter ruled out can shift a line by 2–3 points
- Historical matchup data and coaching tendencies
- Weather and venue — though Super Bowls are almost always played indoors or in warm climates
Most Super Bowl spreads are set in the 3–7 point range, reflecting that the game tends to feature two evenly matched conference champions. The largest spread in Super Bowl history was 18 points (Super Bowl III, 1969, Baltimore Colts favoured over the New York Jets — famously wrong). More recently, spreads above 10 are unusual.
The Juice (Vigorish)
Both sides of a spread bet typically carry -110 odds, meaning you risk $110 to profit $100. That built-in margin — roughly 4.5% per side — is the sportsbook's edge. Over a large sample, that edge is real. No ATS system eliminates it. The goal of ATS strategy is to find situations where your edge in analysing the matchup exceeds the vig, not to assume a trend guarantees a winner.
How the Over/Under Works in the Super Bowl
The over/under (also called the total) is a single number representing the combined score projected by both teams. You bet whether the final combined score will be higher (over) or lower (under) than that line.
If the Super Bowl total is set at 51.5, and the final score is 34–24, the combined total is 58 — an over. If the final is 27–17, the combined total is 44 — an under.
How the Total Is Calculated
Oddsmakers begin with a projection of each team's expected scoring output, informed by:
- Both offences' points per game and yards per play during the season
- Each defence's points allowed, sack rate, and third-down conversion percentage allowed
- Pace of play — teams that run more plays create more scoring opportunities
- Playoff-round scoring by both teams leading into the Super Bowl
- Public betting tendencies (the public historically leans over, so books often shade totals slightly higher)
What Happens at Exactly the Total?
If the total is set as a whole number (e.g., 51) and the combined score lands exactly on 51, the result is a push — all bets are refunded. To avoid pushes, most books set totals to half-points (e.g., 51.5). This is standard practice in NFL betting.
ATS vs. Over/Under: Which Bet Fits Your Strategy?
Both bet types pay at essentially the same odds (-110), but they reward different kinds of analysis. Here's how they compare across the key dimensions that matter to a serious bettor:
| Dimension | ATS (Point Spread) | Over/Under (Total) |
|---|---|---|
| What you're predicting | Margin of victory | Combined points scored |
| Key driver | Team quality gap, coaching, injuries | Offensive pace, defensive efficiency, tempo |
| Public bias | Public backs favourites; books often inflate lines | Public leans over; books shade totals high |
| Late-game variance | Garbage-time scoring inflates margins meaninglessly | Garbage-time scoring directly impacts the result |
| Injury sensitivity | Very high — a QB change moves the line 5–7 pts | High — a key offensive absence reduces total |
| Weather factor | Moderate (Super Bowl mostly domes/warm venues) | Moderate to low for same reason |
| Best for | Bettors who analyse team matchups deeply | Bettors who focus on pace and scoring systems |
Neither bet type has a structural advantage over the other in terms of long-run return — both carry the same -110 vig. The right choice depends on where your analytical edge is strongest.
Historical Super Bowl ATS Trends and What They Tell Us
Historical ATS data is the first place most bettors look — and the most common place they draw misleading conclusions. Here's what the record actually shows, and how to interpret it correctly.
Favourites vs. Underdogs ATS
According to Vegas Insider's Super Bowl historical records, Super Bowl underdogs have covered the spread at roughly a 52–55% rate over the past two decades — slightly above the 50% breakeven needed at -110. But that figure masks enormous variance across individual games. A sample of 57 Super Bowls is simply not large enough to be statistically conclusive about any trend. Treat these numbers as context, not edge.
The "Big Favourite" Phenomenon
When a team is favoured by 7 or more points, the cover rate historically drops. Blowouts happen, but coaches of dominant teams often manage clock and rest starters when the game is decided — suppressing the final margin. This is sometimes called the mercy-rule effect, though the NFL has no official mercy rule.
Over/Under Historical Results
Across all Super Bowls tracked by Sports Betting Dime, the over and under have split roughly evenly over time, with a slight under-lean in recent years as defences have improved relative to public expectations. However, totals have climbed steadily — from the low 30s in the 1970s to the high 40s and low 50s in the modern era — reflecting the evolution of the passing game.
Scenario: The line opens on a hypothetical Super Bowl: Chiefs -5.5 (-110) / Eagles +5.5 (-110). Total: 48.5 (-110 both ways).
ATS bet — Chiefs -5.5: You place $110. Chiefs win 31–24 (margin: 7 points). 7 > 5.5, so the Chiefs cover. You win $100 profit.
ATS bet — Eagles +5.5: You place $110. Chiefs win 31–24 (margin: 7 points). 7 > 5.5, so the Eagles do NOT cover. You lose your $110 stake.
Over bet — 48.5: Final score 31–24 = 55 combined. 55 > 48.5. Over wins. $110 risked, $100 profit.
Under bet — 48.5: Same game. 55 < 48.5? No. Under loses. $110 gone.
Key takeaway: The ATS and total are completely independent bets. You can bet Chiefs -5.5 and the over simultaneously — both cash if the Chiefs win big in a high-scoring game.
Over/Under Strategy: Key Factors That Move the Total
Betting the total intelligently means identifying the variables that oddsmakers sometimes misprice — or that the public systematically distorts with their betting behaviour.
Pace of Play and Plays Per Game
Teams that run more offensive plays create more scoring opportunities for both sides. Track each team's plays per game during the season and in their playoff run. A matchup between two fast-tempo offences strongly supports the over; two clock-control run-first teams with dominant defences support the under.
Defensive Quality — The Overlooked Variable
The public consistently overweights offensive output and underweights elite defensive units in their total projections. When a historically efficient defence (top-5 in points allowed per game, strong pressure rate, high third-down stop percentage) meets an above-average but not elite offence, the under is often mispriced.
Line Movement: Sharp vs. Public Action
Opening totals are set by oddsmakers then immediately shaped by sharp money. If a total opens at 51 and moves to 48.5 before kickoff despite heavy public money on the over, that reverse-line movement signals sharp under action. Tracking opening lines versus closing lines is one of the most reliable signals available — not because it guarantees a winner, but because it indicates where professional-level analysis points.
Recent Scoring Context
Both teams' playoff-round scoring is small-sample data but reflects current form. A team that put up 45 points in a conference championship game is in rhythm; one that eked out a 17–14 victory may not be. Weight recent data against the full-season context — don't overreact to one blowout win.
Bankroll Management and Line Shopping for the Super Bowl
Super Bowl betting attracts an estimated $1.76 billion in legal US wagers for Super Bowl LX, according to the American Gaming Association — making it the single largest betting event of the year. That volume creates both opportunity and risk for bettors who aren't disciplined.
Flat-Stake Betting
The most sustainable approach is flat-stake betting: wagering the same amount on every game, regardless of confidence level. A standard unit is typically 1–2% of your total bankroll. On a $500 bankroll, that's $5–$10 per bet. It sounds conservative, but it's the only approach that survives extended cold streaks without catastrophic loss.
Never bet more than 5% of your bankroll on a single game, no matter how certain you feel. Certainty is not a concept that applies to game outcomes — only probabilities do.
Line Shopping: The Single Biggest Edge Available
Because different sportsbooks set their own lines, the spread and total on the same game can differ by half a point or more. Getting Chiefs +6 instead of +5.5 at one book versus another has a meaningful long-run impact — half a point covers roughly 3–4% of historical NFL games. Over hundreds of bets, line shopping can be the difference between a losing and a breakeven record.
Do's
- Shop lines across at least two or three sportsbooks before placing
- Track your closing line value — did you beat the closing number?
- Bet into a firm, pre-set bankroll budget for the Super Bowl
- Note line movement direction and timing before you act
- Understand the vig on every bet you place (-110 is standard; -120 is costly)
- Consider live betting the total at halftime with updated scoring context
Don'ts
- Chase losses with larger bets if your first Super Bowl wager loses
- Place bets based on media consensus — the public is the most-faded group
- Ignore injury news in the 48 hours before kickoff
- Bet more than your normal unit size because it's the Super Bowl
- Treat historical trends as guarantees — sample sizes are too small
- Combine ATS and totals into a parlay without understanding the compounding vig
Parlays and Same-Game Parlays
Super Bowl same-game parlays (SGPs) — combining the spread, total, and player props into a single bet — are enormously popular and carry significantly worse expected value than individual bets. The correlation between legs often isn't priced in your favour, and the house edge compounds with each added selection. SGPs are entertainment bets, not strategy bets. Treat them accordingly and size them as a small fraction of your Super Bowl budget — not your primary wager.
Why Bet the Super Bowl at Growl Games
Growl Games offers a competitive Super Bowl sportsbook with spreads, totals, and an extensive player prop menu — all from a single account that also gives you access to live dealer casino tables and fast withdrawals via multiple payment methods. If you're building a structured Super Bowl betting approach, a welcome bonus can extend your bankroll for line-shopping without additional out-of-pocket risk. Check /bonuses for the current offer before game week.
Frequently Asked Questions
What does ATS mean in Super Bowl betting?
ATS stands for "against the spread." In Super Bowl betting, it means you're wagering on whether a team wins or loses by more or fewer points than the oddsmaker's line, rather than just picking the outright winner. For example, if the Chiefs are -6.5, they must win by 7 or more points for a Chiefs ATS bet to win. If they win by 6 or fewer — or lose — the Eagles ATS bet (at +6.5) cashes instead. Both sides typically pay -110 odds, meaning you risk $110 to profit $100.
How is the Super Bowl over/under determined?
Oddsmakers set the Super Bowl total by projecting the combined scoring output of both teams. They analyse each team's points per game, offensive pace, defensive efficiency, third-down conversion rates, and recent playoff-round scoring. Public betting pressure also plays a role — since recreational bettors tend to favour the over, books sometimes shade the total slightly upward to balance action. The total is then adjusted throughout the week as sharp and public money moves the line.
Do Super Bowl underdogs cover the spread more often?
Historically, Super Bowl underdogs have covered at a slightly higher rate than favourites — roughly 52–55% over two decades of data, according to historical records. However, with fewer than 60 Super Bowls ever played, the sample size is too small to treat this as a reliable edge. The margin of error on a dataset this size is several percentage points. Use underdog ATS performance as one input among many, not as a standalone betting signal.
What is the biggest Super Bowl over/under in history?
Super Bowl totals have climbed steadily over decades as the NFL shifted to pass-heavy offences. Modern Super Bowl totals regularly sit in the 48–54 range. The record highs reflect matchups between elite offensive units — Super Bowl LV (Chiefs vs. Buccaneers, 2021) opened with a total around 56.5, one of the highest on record. That game ended 31–9 — a notable under result, illustrating that even the highest-profile totals can be swung by defensive dominance.
Should I parlay the spread and total in the Super Bowl?
Parlaying the Super Bowl spread and total can boost the payout — a two-leg parlay at -110/-110 typically pays around +260 — but it multiplies the house edge, not just the reward. Both legs must win for the parlay to cash. If each has a 52% win probability, the parlay wins just 27% of the time. Unless you have a strong, independent analytical reason to back both sides, parlaying is an entertainment play, not a strategy play. Bet each leg separately if you genuinely believe in both.
How much should I bet on the Super Bowl?
Bankroll discipline is more important on the Super Bowl than any other game, because the social pressure to "go big" on the biggest event of the year is at its highest. A sensible unit is 1–2% of your total sports betting bankroll per bet — on a $500 bankroll, that's $5–$10 per wager. If you want to place multiple bets (spread, total, a prop), size each independently. Never bet money you cannot afford to lose. Treat it as entertainment spending, not an investment.
"The public's bias toward favourites and overs is the oldest recurring pricing inefficiency in Super Bowl betting — but exploiting it still requires patience, discipline, and an honest assessment of your own edge."
Sources & Further Reading
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1
American Gaming Association — Super Bowl LX Wagering Estimates Official AGA estimates for legal Super Bowl betting handle in the US, including state-by-state legal market data.
americangaming.org -
2
Vegas Insider — Super Bowl Betting History Historical Super Bowl point spreads, opening and closing lines, ATS results, and over/under outcomes for all championship games.
vegasinsider.com -
3
Sports Betting Dime — Super Bowl Spreads, Totals & Betting Results Comprehensive historical database of Super Bowl betting lines, results, and cover trends across all championships.
sportsbettingdime.com -
4
Covers.com — Over/Under Betting Guide Authoritative explainer on how totals are set, how vig works, and strategies for betting NFL game totals.
covers.com -
5
VSiN — Full Super Bowl Betting Trends and Systems In-depth analysis of historical Super Bowl betting trends, including ATS records for favourites, underdogs, and totals.
vsin.com -
6
CBS Sports — Over/Under Betting Explained Clear, authoritative breakdown of how total bets work across NFL games, including push rules and half-point lines.
cbssports.com -
7
Pro Football Network — Super Bowl Betting History: Lines, Spreads, Results & Trends Analytical breakdown of Super Bowl ATS performance, total trends, and factors that historically influence outcomes.
profootballnetwork.com