MLB Preseason Odds (RI, US)

MLB Preseason Season: Feb – MarOff-Season
SeasonOff-SeasonCurrent Month

August 2026

15 matches · 2 days

Wed, Aug 2614 matches
Tampa Bay Rays@Detroit Tigers
5:11 PM
Chicago Cubs@Arizona Diamondbacks
7:41 PM
Cincinnati Reds@San Francisco Giants
7:46 PM
Cleveland Guardians@Los Angeles Angels
8:08 PM
Pittsburgh Pirates@San Diego Padres
8:11 PM
Philadelphia Phillies@Seattle Mariners
8:11 PM
Boston Red Sox@Miami Marlins
10:41 PM
Colorado Rockies@Washington Nationals
10:46 PM
Houston Astros@New York Yankees
11:05 PM
Kansas City Royals@Toronto Blue Jays
11:08 PM
Milwaukee Brewers@New York Mets
11:11 PM
Los Angeles Dodgers@Atlanta Braves
11:16 PM
Texas Rangers@Chicago White Sox
11:41 PM
Baltimore Orioles@St. Louis Cardinals
11:46 PM
Thu, Aug 271 match
Minnesota Twins@Oakland Athletics
1:06 AM

15 upcoming matches.

We compare MLB Preseason odds across 7 bookmakers in RI, United States

BetOpenlyFliffKalshiNovigPolymarketProphetXReBet

Get these odds overlaid directly on Novig, Polymarket, ProphetX, and more.

Sportsbook Bonuses in RI, United States

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OddsGuard delivers comprehensive MLB Preseason odds comparison for Rhode Island bettors, tracking lines from regulated sportsbooks including DraftKings and FanDuel operating under the state's legal sports betting framework. Since Rhode Island legalized online sports betting in 2019, bettors can access real-time line movement and identify the best available odds across licensed operators without leaving the Ocean State.

Rhode Island baseball fans gravitate toward the Boston Red Sox due to geographic proximity and New England regional loyalty, making Red Sox preseason futures and win totals particularly popular among local bettors. The Yankees also command significant handle from contrarian Rhode Island bettors, while Mets odds draw interest from the state's substantial New York transplant population. MLB Preseason betting odds Rhode Island markets show heightened activity around these regional connections, with spring training performance often influencing regular season expectations and creating value opportunities in futures markets.

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sportsbook.com/futures
Super Bowl Winner
Chiefs+450
+$12
Eagles+600
+2.1% EV
Bills+800
BEST
Lions+900
BEST
49ers+1000
+$8
Ravens+1100
BEST
Bengals+1400
+0.8% EV
Cowboys+1600
+$12

OddsGuard overlay — badges appear automatically on your sportsbook

Today

Detroit Tigers vs Tampa Bay Rays

Wed, Aug 26, 5:11 PM

BookmakerDetroit TigersTampa Bay Rays
Best Odds
-112
Kalshi
+110
ProphetX
BetOpenlyBetOpenly
-118+108
FliffFliff
-120-105
KalshiKalshi
-112+108
NovigNovig
-112+108
PolymarketPolymarket
-112+108
ProphetXProphetX
-112+110
ReBetReBet

Arizona Diamondbacks vs Chicago Cubs

Wed, Aug 26, 7:41 PM

BookmakerArizona DiamondbacksChicago Cubs
Best Odds
+100
Polymarket
BetOpenlyBetOpenly
-106
FliffFliff
-110-115
KalshiKalshi
-104-104
NovigNovig
-102-102
PolymarketPolymarket
+100-104
ProphetXProphetX
-102+101
ReBetReBet

San Francisco Giants vs Cincinnati Reds

Wed, Aug 26, 7:46 PM

BookmakerSan Francisco GiantsCincinnati Reds
Best Odds
+104
Kalshi
BetOpenlyBetOpenly
+104
FliffFliff
-115-110
KalshiKalshi
-109+104
NovigNovig
-106+102
PolymarketPolymarket
-109+104
ProphetXProphetX
-106+104
ReBetReBet

Los Angeles Angels vs Cleveland Guardians

Wed, Aug 26, 8:08 PM

BookmakerLos Angeles AngelsCleveland Guardians
Best Odds
+130
ProphetX
BetOpenlyBetOpenly
+128
FliffFliff
+120-149
KalshiKalshi
+127-133
NovigNovig
+127-130
PolymarketPolymarket
+127-133
ProphetXProphetX
+130-132
ReBetReBet

San Diego Padres vs Pittsburgh Pirates

Wed, Aug 26, 8:11 PM

BookmakerSan Diego PadresPittsburgh Pirates
Best Odds
-122
Polymarket
+122
Kalshi
FliffFliff
-135+110
KalshiKalshi
-127+122
NovigNovig
-122+120
PolymarketPolymarket
-122+117
ProphetXProphetX
-125+122
ReBetReBet

Seattle Mariners vs Philadelphia Phillies

Wed, Aug 26, 8:11 PM

BookmakerSeattle MarinersPhiladelphia Phillies
Best Odds
BetOpenlyBetOpenly
FliffFliff
+115-141
KalshiKalshi
+117-122
NovigNovig
+117-122
PolymarketPolymarket
+117-122
ProphetXProphetX
+120-120
ReBetReBet

Miami Marlins vs Boston Red Sox

Wed, Aug 26, 10:41 PM

BookmakerMiami MarlinsBoston Red Sox
Best Odds
+144
Kalshi
-141
Novig
BetOpenlyBetOpenly
+141
FliffFliff
+140-169
KalshiKalshi
+144-149
NovigNovig
+138-141
PolymarketPolymarket
+138-145
ProphetXProphetX
+142-147
ReBetReBet

Washington Nationals vs Colorado Rockies

Wed, Aug 26, 10:46 PM

BookmakerWashington NationalsColorado Rockies
Best Odds
-119
BetOpenly
BetOpenlyBetOpenly
-119
FliffFliff
-125+100
KalshiKalshi
-122+113
NovigNovig
-120+117
PolymarketPolymarket
-122+117
ProphetXProphetX
-120+117
ReBetReBet

New York Yankees vs Houston Astros

Wed, Aug 26, 11:05 PM

BookmakerNew York YankeesHouston Astros
Best Odds
-120
ProphetX
BetOpenlyBetOpenly
-132
FliffFliff
-135+110
KalshiKalshi
-127+117
NovigNovig
-122+117
PolymarketPolymarket
-122+117
ProphetXProphetX
-120+118
ReBetReBet

Toronto Blue Jays vs Kansas City Royals

Wed, Aug 26, 11:08 PM

BookmakerToronto Blue JaysKansas City Royals
Best Odds
-128
BetOpenly
+130
Novig
BetOpenlyBetOpenly
-128
FliffFliff
-141+115
KalshiKalshi
-133+127
NovigNovig
-133+130
PolymarketPolymarket
-133+127
ProphetXProphetX
-132+130
ReBetReBet

New York Mets vs Milwaukee Brewers

Wed, Aug 26, 11:11 PM

BookmakerNew York MetsMilwaukee Brewers
Best Odds
-145
Polymarket
BetOpenlyBetOpenly
-161
FliffFliff
+140-169
KalshiKalshi
+144-149
NovigNovig
+141-149
PolymarketPolymarket
+138-145
ProphetXProphetX
+142-145
ReBetReBet

Atlanta Braves vs Los Angeles Dodgers

Wed, Aug 26, 11:16 PM

BookmakerAtlanta BravesLos Angeles Dodgers
Best Odds
+122
Polymarket
BetOpenlyBetOpenly
FliffFliff
+110-141
KalshiKalshi
+117-122
NovigNovig
+120-122
PolymarketPolymarket
+122-127
ProphetXProphetX
+119-122
ReBetReBet

Chicago White Sox vs Texas Rangers

Wed, Aug 26, 11:41 PM

BookmakerChicago White SoxTexas Rangers
Best Odds
-122
Kalshi
+120
Novig
FliffFliff
-130+105
KalshiKalshi
-122+117
NovigNovig
-122+120
PolymarketPolymarket
-122+117
ProphetXProphetX
-123+119
ReBetReBet

St. Louis Cardinals vs Baltimore Orioles

Wed, Aug 26, 11:46 PM

BookmakerSt. Louis CardinalsBaltimore Orioles
Best Odds
+100
BetOpenly
BetOpenlyBetOpenly
+100
FliffFliff
-110-110
KalshiKalshi
-104-104
NovigNovig
-102+100
PolymarketPolymarket
-104+100
ProphetXProphetX
-101+100
ReBetReBet

Tomorrow

Oakland Athletics vs Minnesota Twins

Thu, Aug 27, 1:06 AM

BookmakerOakland AthleticsMinnesota Twins
Best Odds
-127
Polymarket
BetOpenlyBetOpenly
-132
FliffFliff
+115-145
KalshiKalshi
+127-133
NovigNovig
+125-133
PolymarketPolymarket
+122-127
ProphetXProphetX
+129-130
ReBetReBet

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MarketYouBestSave
Moneyline-115-105+$5
Spread -3.5-112-102+$7
Over 217.5-110+100+$15

MLB Preseason Odds Comparison in Rhode Island

MLB Preseason odds in American format display positive numbers for underdogs (+150 means a $100 bet wins $150) and negative numbers for favorites (-200 means bet $200 to win $100). Moneylines dominate preseason action, though season win totals and division futures create the most significant betting handle. Smart Rhode Island bettors compare lines across multiple books since preseason odds can vary dramatically—a team's championship future might be +1200 at one sportsbook and +1400 at another.

Line shopping becomes crucial during spring training when injury news and roster moves create rapid market adjustments. Rhode Island's regulated market ensures transparent odds movement, allowing bettors to track which books adjust quickest to breaking news. Focus on closing line value rather than early odds, as preseason markets lack the liquidity of regular season games.

How do MLB Preseason odds differ from regular season lines?

Preseason odds feature wider spreads and higher vig due to limited information and smaller betting handle. Futures markets dominate over individual game betting, with season win totals and championship odds seeing the most action from Rhode Island bettors.

Which MLB Preseason betting Rhode Island markets offer the best value?

Division futures and season win totals typically offer better value than championship odds, as books struggle to accurately price teams' true talent levels before meaningful games begin. Regional bias toward Red Sox futures can create inefficiencies in other AL East markets.

Run Line
Baseball's version of the spread, almost always -1.5 / +1.5. The favorite at -1.5 must win by 2+ runs. Unlike football spreads, the run line rarely moves off 1.5.
Over/Under (Game Total)
A bet on combined runs scored by both teams. MLB totals typically range from 7 to 10.5, heavily influenced by starting pitchers, ballpark dimensions, and weather.
First 5 Innings (F5)
A moneyline, spread, or total that only covers the first five innings. Isolates starting pitcher matchups and removes bullpen variance.
NRFI / YRFI
No Run First Inning / Yes Run First Inning. A popular yes/no prop on whether either team scores in the top or bottom of the first inning.
Listed Pitcher
A bet condition where your wager is only valid if the listed starting pitcher actually starts. If a pitcher is scratched, the bet is voided.
Innings Total
Over/under on the total number of innings played, which can exceed 9 in extra-inning games.
Moneyline
A straight-up wager on which side wins. No point spread involved — you simply pick the winner.
Vig (Juice)
The bookmaker's commission built into every line. Standard vig is around -110 on each side, meaning you risk $110 to win $100.
Implied Probability
The likelihood of an outcome as suggested by the odds. For example, -200 implies a 66.7% chance. Comparing implied probability across bookmakers reveals where value exists.
Closing Line Value (CLV)
The difference between the odds you locked in and the odds at the time the market closes. Consistently beating the closing line is the strongest predictor of long-term betting profit.
Line Movement
Changes in odds between when a market opens and when it closes. Driven by sharp money, public betting patterns, injuries, and other news.
Bankroll
The total amount of money you've set aside specifically for betting. Effective bankroll management — typically risking 1-3% per wager — is essential for surviving variance.
Unit
A standardized bet size, typically 1% of your bankroll. Tracking results in units rather than dollars normalizes performance regardless of stake size.
Hedge
Placing a bet on the opposite side of an existing wager to lock in a guaranteed profit or reduce exposure, often used with futures or parlays.
Parlay (Accumulator)
A single bet combining two or more selections. All picks must win for the parlay to pay out. Higher potential return but significantly lower probability.
Futures
Long-term bets on outcomes determined at the end of a season or tournament, such as championship winners, MVP awards, or win totals.
Live Betting (In-Play)
Placing wagers while a game is in progress. Odds update continuously based on score, time remaining, and game flow.
Overround
The total implied probability across all outcomes in a market. An overround above 100% represents the bookmaker's margin. Lower overround means better value for bettors.

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Best Pricing in Your Region

Best PriceKalshi
Return: $6,359
+6259
Pinnacle
Return: $4,729
+4629
BetOnline
Return: $4,485
+4384
BetUS
Return: $4,136
+4036
Same 4-leg parlay · $2,223 difference