MLB Odds (RI, US)

MLB Season: Mar – OctIn Season
SeasonOff-SeasonCurrent Month

August 2026

16 matches · 3 days

Thu, Aug 64 matches
Washington Nationals@Philadelphia Phillies
10:06 PM
Chicago White Sox@Boston Red Sox
11:11 PM
Miami Marlins@Atlanta Braves
11:16 PM
Minnesota Twins@Kansas City Royals
11:41 PM
Fri, Aug 77 matches
San Diego Padres@Arizona Diamondbacks
1:41 AM
New York Mets@Pittsburgh Pirates
10:41 PM
Toronto Blue Jays@Philadelphia Phillies
10:41 PM
Atlanta Braves@New York Yankees
11:06 PM
Los Angeles Angels@Miami Marlins
11:11 PM
Oakland Athletics@Boston Red Sox
11:11 PM
Cleveland Guardians@Chicago White Sox
11:41 PM
Sat, Aug 85 matches
Colorado Rockies@St. Louis Cardinals
12:16 AM
Baltimore Orioles@Texas Rangers
12:16 AM
Houston Astros@San Diego Padres
1:41 AM
Los Angeles Dodgers@Arizona Diamondbacks
1:41 AM
Tampa Bay Rays@Seattle Mariners
1:46 AM

16 upcoming matches.

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

BetOpenlyFliffKalshiNovigPolymarketProphetXReBet

Get these odds overlaid directly on ReBet, BetOpenly, Fliff, and more.

Sportsbook Bonuses in RI, United States

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OddsGuard delivers comprehensive MLB odds comparison for Rhode Island bettors, tracking lines from regulated sportsbooks including DraftKings and FanDuel operating in the Ocean State. Since Rhode Island legalized online sports betting in 2019, bettors have access to real-time line movement and vig calculations across licensed operators, ensuring they can identify the best value on every MLB wager.

Rhode Island baseball fans split their loyalties between the Boston Red Sox, just an hour north, and regional National League teams like the Mets and Yankees. Fenway Park's proximity makes Red Sox games particularly popular among Ocean State bettors, while the rivalry dynamics between Boston and New York create heavy betting interest. MLB's 162-game season generates consistent handle in Rhode Island, with sharp bettors focusing on closing line value and exploiting market inefficiencies across the state's regulated sportsbook options.

What is OddsGuard?

OddsGuard is a free browser extension that overlays real-time odds from 75 sportsbooks directly on the betting site you're already using. No extra tabs, no subscription, no account required.

How it works

  1. 1Install the free extension (10 seconds)
  2. 2Open any supported sportsbook (DraftKings, Bet365, FanDuel, etc.)
  3. 3See better prices highlighted automatically on every bet
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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

Thursday

Philadelphia Phillies vs Washington Nationals

Thu, Aug 6, 10:06 PM

BookmakerPhiladelphia PhilliesWashington Nationals
Best Odds
+99900
Novig
BetOpenlyBetOpenly
+282
FliffFliff
+2390
KalshiKalshi
+9900
NovigNovig
+99900
PolymarketPolymarket
+19900
ProphetXProphetX
-10000+2500
ReBetReBet

Boston Red Sox vs Chicago White Sox

Thu, Aug 6, 11:11 PM

BookmakerBoston Red SoxChicago White Sox
Best Odds
+233
Polymarket
+168
BetOpenly
BetOpenlyBetOpenly
+168
FliffFliff
+175-238
KalshiKalshi
+223-233
NovigNovig
+228-238
PolymarketPolymarket
+233-244
ProphetXProphetX
+215-263
ReBetReBet

Atlanta Braves vs Miami Marlins

Thu, Aug 6, 11:16 PM

BookmakerAtlanta BravesMiami Marlins
Best Odds
+426
Novig
BetOpenlyBetOpenly
+150
FliffFliff
-588+380
KalshiKalshi
-435+400
NovigNovig
-455+426
PolymarketPolymarket
-435+400
ProphetXProphetX
-455+176
ReBetReBet

Kansas City Royals vs Minnesota Twins

Thu, Aug 6, 11:41 PM

BookmakerKansas City RoyalsMinnesota Twins
Best Odds
-123
BetOpenly
+290
ProphetX
BetOpenlyBetOpenly
-123
FliffFliff
-385+265
KalshiKalshi
-303+285
NovigNovig
-303+277
PolymarketPolymarket
-303+285
ProphetXProphetX
-303+290
ReBetReBet

Today

Arizona Diamondbacks vs San Diego Padres

Fri, Aug 7, 1:41 AM

BookmakerArizona DiamondbacksSan Diego Padres
Best Odds
-102
BetOpenly
BetOpenlyBetOpenly
-102
FliffFliff
-110-115
KalshiKalshi
-104-104
NovigNovig
+102-104
PolymarketPolymarket
+100-104
ProphetXProphetX
+102-104
ReBetReBet

Pittsburgh Pirates vs New York Mets

Fri, Aug 7, 10:41 PM

BookmakerPittsburgh PiratesNew York Mets
Best Odds
-133
Kalshi
BetOpenlyBetOpenly
FliffFliff
-149+120
KalshiKalshi
-133+127
NovigNovig
-139+127
PolymarketPolymarket
-139+127
ProphetXProphetX
-143+127
ReBetReBet

Philadelphia Phillies vs Toronto Blue Jays

Fri, Aug 7, 10:41 PM

BookmakerPhiladelphia PhilliesToronto Blue Jays
Best Odds
-204
Kalshi
+194
Kalshi
FliffFliff
-227+180
KalshiKalshi
-204+194
NovigNovig
-208+194
PolymarketPolymarket
-204+194
ProphetXProphetX
-213+194
ReBetReBet

New York Yankees vs Atlanta Braves

Fri, Aug 7, 11:06 PM

BookmakerNew York YankeesAtlanta Braves
Best Odds
-127
Polymarket
+127
Kalshi
FliffFliff
-149+120
KalshiKalshi
-133+127
NovigNovig
-135+127
PolymarketPolymarket
-127+122
ProphetXProphetX
-143+122
ReBetReBet

Miami Marlins vs Los Angeles Angels

Fri, Aug 7, 11:11 PM

BookmakerMiami MarlinsLos Angeles Angels
Best Odds
+153
Novig
BetOpenlyBetOpenly
FliffFliff
-164+135
KalshiKalshi
-156+150
NovigNovig
-156+153
PolymarketPolymarket
-156+150
ProphetXProphetX
-161+144
ReBetReBet

Boston Red Sox vs Oakland Athletics

Fri, Aug 7, 11:11 PM

BookmakerBoston Red SoxOakland Athletics
Best Odds
-244
Novig
+245
Kalshi
BetOpenlyBetOpenly
-256
FliffFliff
-278+220
KalshiKalshi
-244+245
NovigNovig
-244+233
PolymarketPolymarket
-244+233
ProphetXProphetX
-250+230
ReBetReBet

Chicago White Sox vs Cleveland Guardians

Fri, Aug 7, 11:41 PM

BookmakerChicago White SoxCleveland Guardians
Best Odds
+113
Kalshi
-112
Polymarket
FliffFliff
+100-125
KalshiKalshi
+113-118
NovigNovig
+111-120
PolymarketPolymarket
+108-112
ProphetXProphetX
+111-119
ReBetReBet

Tomorrow

St. Louis Cardinals vs Colorado Rockies

Sat, Aug 8, 12:16 AM

BookmakerSt. Louis CardinalsColorado Rockies
Best Odds
+144
Novig
BetOpenlyBetOpenly
FliffFliff
-161+130
KalshiKalshi
-145+138
NovigNovig
-147+144
PolymarketPolymarket
-145+138
ProphetXProphetX
-149+134
ReBetReBet

Texas Rangers vs Baltimore Orioles

Sat, Aug 8, 12:16 AM

BookmakerTexas RangersBaltimore Orioles
Best Odds
-133
Kalshi
+130
ProphetX
FliffFliff
-145+120
KalshiKalshi
-133+127
NovigNovig
-133+127
PolymarketPolymarket
-139+127
ProphetXProphetX
-139+130
ReBetReBet

San Diego Padres vs Houston Astros

Sat, Aug 8, 1:41 AM

BookmakerSan Diego PadresHouston Astros
Best Odds
-109
Polymarket
+106
Novig
FliffFliff
-120-105
KalshiKalshi
-112+104
NovigNovig
-111+106
PolymarketPolymarket
-109+104
ReBetReBet

Arizona Diamondbacks vs Los Angeles Dodgers

Sat, Aug 8, 1:41 AM

BookmakerArizona DiamondbacksLos Angeles Dodgers
Best Odds
+170
Polymarket
-169
Kalshi
FliffFliff
+155-189
KalshiKalshi
+163-169
PolymarketPolymarket
+170-179
ReBetReBet

Seattle Mariners vs Tampa Bay Rays

Sat, Aug 8, 1:46 AM

BookmakerSeattle MarinersTampa Bay Rays
Best Odds
-104
Kalshi
+103
ProphetX
FliffFliff
-110-110
KalshiKalshi
-104+100
NovigNovig
-120-122
PolymarketPolymarket
-104+100
ProphetXProphetX
-108+103
ReBetReBet
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MLB Odds Comparison in Rhode Island

MLB odds in American format display favorites with negative numbers and underdogs with positive numbers. A -150 favorite requires a $150 wager to win $100, while a +130 underdog pays $130 on a $100 bet. The moneyline represents straight-up winners, while run line spreads typically sit at 1.5 runs. Totals betting focuses on combined runs scored by both teams.

Smart Rhode Island bettors compare odds across multiple licensed sportsbooks to minimize vig and maximize potential returns. Line movement often reflects sharp money and injury news, particularly with Red Sox games where local betting interest runs high. The best MLB bettors in Rhode Island track closing line value and identify books consistently offering favorable numbers on specific bet types.

How do MLB odds work in Rhode Island sportsbooks?

Rhode Island's regulated sportsbooks display MLB odds in American format, with moneylines, run lines, and totals available for every game. Odds shift based on betting action and news, making real-time comparison essential for value identification.

What makes MLB betting popular among Rhode Island sports fans?

The Red Sox's regional appeal drives significant MLB betting interest in Rhode Island, while the sport's daily schedule and statistical depth attract analytical bettors. The 162-game season provides consistent wagering opportunities from April through October.

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