Bovada vs Fliff: where their odds disagree
Over the last 30 days, Bovada and Fliff quoted the same line at prices that summed to less than 100% on 26 game-markets — a cross-book arbitrage — with an average net edge of 4.61% and a peak of 12.24%. On plain vig, Bovada is the cheaper book of the two. Last disagreement: Sep 15, 2026.
Vig: Bovada vs Fliff
| Bovada | Fliff | |
|---|---|---|
| Overall overround | 4.45% | 6.23% |
| Moneyline | 4.20% | 5.61% |
| Spreads | 4.46% | 6.49% |
| Totals | 4.64% | 6.50% |
| NFL | 4.53% | 6.07% |
| MLB | 4.58% | 6.13% |
| NBA | 4.50% | — |
| NHL | 4.18% | — |
| MLS | 4.62% | 9.87% |
Disagreements by sport
How big the edges were
Share of detections by net edge bucket. Most cross-book edges are small; the tail is where the money and the execution risk both live.
Recent examples
Best detection per game-market, most recent first. These windows have closed.
| Game | Market | Legs | Net edge | Detected |
|---|---|---|---|---|
| Chicago White Sox @ Cleveland Guardians · MLB | moneyline | Chicago White Sox @ Fliff + Cleveland Guardians @ Bovada | 3.52% | Sep 15, 7:46 PM ET |
| Baltimore Ravens @ Indianapolis Colts · NFL | spread 17.5 | Baltimore Ravens @ Bovada + Indianapolis Colts @ Fliff | 9.55% | Sep 13, 4:02 PM ET |
| Atlanta Falcons @ Pittsburgh Steelers · NFL | spread 8.5 | Atlanta Falcons @ Fliff + Pittsburgh Steelers @ Bovada | 0.98% | Sep 13, 3:47 PM ET |
| St. Louis Cardinals @ San Francisco Giants · MLB | spread 1.5 | San Francisco Giants @ Fliff + St. Louis Cardinals @ Bovada | 3.63% | Sep 8, 10:09 PM ET |
| Colorado Rockies @ New York Yankees · MLB | spread 1.5 | Colorado Rockies @ Bovada + New York Yankees @ Fliff | 0.98% | Sep 8, 8:21 PM ET |
| Minnesota Twins @ Detroit Tigers · MLB | total 9.5 | Over @ Bovada + Under @ Fliff | 1.15% | Sep 7, 4:00 PM ET |
| Milwaukee Brewers @ Cincinnati Reds · MLB | moneyline | Cincinnati Reds @ Bovada + Milwaukee Brewers @ Fliff | 1.31% | Sep 6, 3:24 PM ET |
| St. Louis Cardinals @ Colorado Rockies · MLB | spread 2.5 | Colorado Rockies @ Fliff + St. Louis Cardinals @ Bovada | 10.20% | Sep 5, 11:21 PM ET |
| St. Louis Cardinals @ Colorado Rockies · MLB | total 17.5 | Over @ Bovada + Under @ Fliff | 10.87% | Sep 5, 11:21 PM ET |
| St. Louis Cardinals @ Colorado Rockies · MLB | total 9.5 | Over @ Bovada + Under @ Fliff | 3.37% | Sep 4, 9:46 PM ET |
| St. Louis Cardinals @ Colorado Rockies · MLB | moneyline | Colorado Rockies @ Bovada + St. Louis Cardinals @ Fliff | 7.31% | Sep 4, 9:46 PM ET |
| Atlanta Braves @ Philadelphia Phillies · MLB | spread 1.5 | Atlanta Braves @ Fliff + Philadelphia Phillies @ Bovada | 5.86% | Sep 4, 8:30 PM ET |
| Tampa Bay Rays @ Texas Rangers · MLB | total 6.5 | Over @ Bovada + Under @ Fliff | 4.02% | Sep 3, 10:30 PM ET |
| Baltimore Orioles @ Colorado Rockies · MLB | moneyline | Baltimore Orioles @ Fliff + Colorado Rockies @ Bovada | 12.24% | Sep 2, 6:04 PM ET |
| Atlanta Braves @ Washington Nationals · MLB | spread 7.5 | Atlanta Braves @ Fliff + Washington Nationals @ Bovada | 1.55% | Sep 2, 4:48 PM ET |
Frequently asked questions
How often do Bovada and Fliff disagree?
In the last 30 days our scanner recorded 26 game-markets where Bovada and Fliff quoted the same line at prices whose implied probabilities summed to less than 100% — a cross-book arbitrage — across 26 scans. The average net edge was 4.61% and the largest 12.24%.
Which has lower vig, Bovada or Fliff?
Bovada — Bovada measures 4.45% overall and Fliff measures 6.23% over 30 days of live lines. The per-market and per-sport breakdown is in the table above.
Does this mean I can make money betting both?
Not automatically. These are measurements of past disagreements at the moment they were detected. Lines move within minutes, displayed prices may not be available at your stake, both books must be accessible in your state, and neither book has to honor a stale price. ArbMonster shows the math; the execution and the risk are yours.
Which sports do Bovada and Fliff disagree on most?
MLB (24 game-markets, avg 4.56%); NFL (2 game-markets, avg 5.26%).
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