MLB Preseason Odds (PR, US)

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

June 2026

9 matches · 1 day

Thu, Jun 259 matches
Kansas City Royals@Tampa Bay Rays
4:11 PM
Seattle Mariners@Pittsburgh Pirates
4:36 PM
Oakland Athletics@San Francisco Giants
7:46 PM
Houston Astros@Detroit Tigers
10:41 PM
Philadelphia Phillies@Washington Nationals
10:46 PM
Texas Rangers@Toronto Blue Jays
11:08 PM
Chicago Cubs@New York Mets
11:11 PM
New York Yankees@Boston Red Sox
11:11 PM
Arizona Diamondbacks@St. Louis Cardinals
11:46 PM

9 upcoming matches and outright odds across 30 competitors.

We compare MLB Preseason odds across 8 bookmakers in PR, United States

BetMGMBetOpenlyCaesarsFliffKalshiNovigPolymarketReBet

Get these odds overlaid directly on Caesars, Fliff, Kalshi, and more.

Sportsbook Bonuses in PR, United States

OddsGuard tracks the latest sportsbook promotions available in PR, United States. Click any offer to claim it — all links are verified daily.

BetMGM (US)
Bonus Bet
$12,500

Win Your Share of $50k in Bonus Bets on the Rome Tennis Leaderboard

Opt in via the Promotions tab, then place winning real-money wagers of at least $10 at minimum -300 odds on any Tennis matches for the Rome tournament to earn Leaderboard Points.

Wagering: 1xMin. Odds: +1.33Valid For: 7 days
BetMGM (US)
Bonus Bet
Get $150

Bet $10, Get $150 in Bonus Bets If Your Bet Wins

Sign up for a new BetMGM Sportsbook account, deposit at least $10, and place a first bet of at least $10 on any sport using the Bet & Get If You Win token. If the bet wins, receive $150 in Bonus Bets.

Min. Deposit: $10Wagering: 1xMin. Odds: +1
Caesars
Odds Boost Token
$2,500

Bet $1, Get 10 x 100% Profit Boosts + 10X Tier Credit Multiplier

Open a new Caesars Sportsbook account using an eligible promo code and place your first real cash wager of $1 or more on any market at minimum odds of -10000 or longer.

Min. Odds: +1Valid For: 14 daysMax Cashout: $2,500
Caesars
Odds Boost Token
$2,500

Bet $1, Get 10 x 100% Profit Boosts + 10X Tier Credit Multiplier

Open a new Caesars Sportsbook account using an eligible promo code and place your first real cash wager of $1 or more at minimum odds of -10000 or longer. The first wager must qualify; subsequent wagers do not count.

Min. Odds: +1Valid For: 14 daysMax Cashout: $2,500
BetMGM (US)
Bonus Bet
$250

Get Up to $250 Back in Bonus Bets If Your First Bet Loses

Sign up for a new BetMGM Sportsbook account, deposit at least $10, and place your first real money sports wager. If the first bet loses, receive up to $250 back in Bonus Bets.

Min. Deposit: $10Wagering: 1xValid For: 7 days
Caesars
Odds Boost Token
$25

Bet $1, Get 10 x 100% Profit Boosts (Up to $25 Max Bet Each)

Open a new Caesars Sportsbook account in Puerto Rico using an eligible promo code and place a first real cash wager of $1 or more on any market at minimum odds of -10000.

Min. Odds: +1.01Valid For: 14 daysMax Cashout: $2,500

T&Cs apply. Play responsibly. Offers subject to change.

OddsGuard delivers comprehensive MLB Preseason odds comparison for Puerto Rico bettors, tracking lines from offshore and international bookmakers including Bovada, BetOnline, and MyBookie. While online sports betting remains unregulated in Puerto Rico, bettors can access detailed MLB Preseason betting odds Puerto Rico through our neutral comparison platform, ensuring they identify the best available lines across multiple markets.

Spring training carries special significance for Puerto Rican baseball fans, who closely follow stars like Francisco Lindor with the Mets and Carlos Correa's moves throughout the preseason. The island's rich baseball heritage creates intense interest in how Caribbean players perform during exhibition play, with many bettors tracking veteran pitchers and prospects alike. MLB Preseason odds Puerto Rico reflect this engagement, with markets often showing sharp line movement on games featuring Puerto Rican talent or teams with strong Caribbean connections like Miami and Tampa Bay.

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  1. 1Install the free extension (10 seconds)
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sportsbook.com/futures
Super Bowl Winner
Chiefs+450
+$12
Eagles+600
+2.1% EV
Bills+800
👍
Lions+900
👍
49ers+1000
+$8
Ravens+1100
👍
Bengals+1400
+0.8% EV
Cowboys+1600
+$12

OddsGuard overlay — badges appear automatically on your sportsbook

Upcoming Matches

Today

Tampa Bay Rays vs Kansas City Royals

Thu, Jun 25, 4:11 PM

BookmakerTampa Bay RaysKansas City Royals
Best Odds
+133
Kalshi
BetMGMBetMGM
-145+120
BetOpenlyBetOpenly
CaesarsCaesars
-141+118
FliffFliff
-145+120
KalshiKalshi
-139+133
NovigNovig
-133+130
PolymarketPolymarket
-139+133
ReBetReBet
William HillWilliam Hill
-149+120

Pittsburgh Pirates vs Seattle Mariners

Thu, Jun 25, 4:36 PM

BookmakerPittsburgh PiratesSeattle Mariners
Best Odds
+133
Polymarket
-132
BetOpenly
BetMGMBetMGM
+125-149
BetOpenlyBetOpenly
-132
CaesarsCaesars
+130-154
FliffFliff
+125-154
KalshiKalshi
+133-139
NovigNovig
+133-135
PolymarketPolymarket
+133-139
ReBetReBet
William HillWilliam Hill
+120-149

San Francisco Giants vs Oakland Athletics

Thu, Jun 25, 7:46 PM

BookmakerSan Francisco GiantsOakland Athletics
Best Odds
-122
Polymarket
BetMGMBetMGM
-135+110
BetOpenlyBetOpenly
-123
CaesarsCaesars
-135+115
KalshiKalshi
-127+117
NovigNovig
-125+120
PolymarketPolymarket
-122+117
ReBetReBet
William HillWilliam Hill
-137+110

Detroit Tigers vs Houston Astros

Thu, Jun 25, 10:41 PM

BookmakerDetroit TigersHouston Astros
Best Odds
+106
BetOpenly
BetMGMBetMGM
-115-105
BetOpenlyBetOpenly
+106
CaesarsCaesars
-115-105
FliffFliff
-120-105
KalshiKalshi
-112+104
NovigNovig
-111+106
PolymarketPolymarket
-109+104
ReBetReBet
William HillWilliam Hill
-110-110

Washington Nationals vs Philadelphia Phillies

Thu, Jun 25, 10:46 PM

BookmakerWashington NationalsPhiladelphia Phillies
Best Odds
-159
Novig
BetMGMBetMGM
+145-175
BetOpenlyBetOpenly
-172
CaesarsCaesars
+143-169
FliffFliff
+155-189
KalshiKalshi
+156-164
NovigNovig
+156-159
PolymarketPolymarket
+156-164
ReBetReBet
William HillWilliam Hill
+150-189

Toronto Blue Jays vs Texas Rangers

Thu, Jun 25, 11:08 PM

BookmakerToronto Blue JaysTexas Rangers
Best Odds
-139
BetOpenly
BetMGMBetMGM
-154+125
BetOpenlyBetOpenly
-139
CaesarsCaesars
-154+130
FliffFliff
-154+125
KalshiKalshi
-145+133
NovigNovig
-141+135
PolymarketPolymarket
-145+138
ReBetReBet
William HillWilliam Hill
-149+120

New York Mets vs Chicago Cubs

Thu, Jun 25, 11:11 PM

BookmakerNew York MetsChicago Cubs
Best Odds
+100
Polymarket
BetMGMBetMGM
-115-105
BetOpenlyBetOpenly
-104
CaesarsCaesars
-110-110
FliffFliff
-110-110
KalshiKalshi
+100-104
NovigNovig
-102+100
PolymarketPolymarket
+100-104
ReBetReBet
William HillWilliam Hill
-110-110

Boston Red Sox vs New York Yankees

Thu, Jun 25, 11:11 PM

BookmakerBoston Red SoxNew York Yankees
Best Odds
+150
Kalshi
-149
Polymarket
BetMGMBetMGM
+135-164
BetOpenlyBetOpenly
+146
CaesarsCaesars
+135-161
FliffFliff
+145-179
KalshiKalshi
+150-156
NovigNovig
+147-149
PolymarketPolymarket
+144-149
ReBetReBet
William HillWilliam Hill
+120-149

St. Louis Cardinals vs Arizona Diamondbacks

Thu, Jun 25, 11:46 PM

BookmakerSt. Louis CardinalsArizona Diamondbacks
Best Odds
-127
Kalshi
BetMGMBetMGM
-135+110
BetOpenlyBetOpenly
-128
CaesarsCaesars
-135+115
KalshiKalshi
-127+122
NovigNovig
-130+125
PolymarketPolymarket
-127+122
ReBetReBet
William HillWilliam Hill
-137+110

MLB Preseason Winner Odds

CompetitorBest Odds
BetMGMBetMGM
Los Angeles Dodgers
New York Yankees
Atlanta Braves
Seattle Mariners
Milwaukee Brewers
Philadelphia Phillies
Toronto Blue Jays
Chicago Cubs
Tampa Bay Rays
Texas Rangers
Cleveland Guardians
Chicago White Sox
Detroit Tigers
Baltimore Orioles
Houston Astros
San Diego Padres
Pittsburgh Pirates
Oakland Athletics
Arizona Diamondbacks
St. Louis Cardinals
New York Mets
Minnesota Twins
Boston Red Sox
Cincinnati Reds
Kansas City Royals
Miami Marlins
Washington Nationals
San Francisco Giants
Los Angeles Angels
Colorado Rockies

Get MLB PRESEASON odds compared automatically — right where you bet.

Install the free OddsGuard browser extension and see better prices overlaid directly on DraftKings, FanDuel, Bet365, and more. 10 seconds to install. No account needed.

75 sportsbooks compared$0/mo replaces $200–$400/mo tools10 sec install time
100% Free No Registration Privacy First
MarketYouBestSave
Moneyline-115-105+$5
Spread -3.5-112-102+$7
Over 217.5-110+100+$15

MLB Preseason Odds Comparison in Puerto Rico

MLB Preseason odds appear in American format, with favorites showing negative numbers (-150) and underdogs displaying positive values (+130). Moneylines dominate spring training betting, as exhibition games often feature experimental lineups and limited innings for star players. Run totals typically sit lower than regular season due to shorter games and pitcher management, making over/under bets particularly volatile.

Smart Puerto Rico bettors compare lines across multiple offshore books through OddsGuard, as preseason markets show significant variance. Exhibition games create unique handicapping challenges — veteran stars may play three innings while prospects get extended looks. Line movement often reflects roster news rather than traditional power ratings, making real-time odds comparison essential for identifying value.

How do MLB Preseason odds differ from regular season lines?

Preseason odds carry higher vig and wider spreads due to uncertainty around playing time and lineups. Books limit betting limits and focus primarily on moneyline and total runs markets, avoiding complex props until regular season begins.

Which MLB Preseason betting Puerto Rico markets offer the best value?

Run totals often present the strongest opportunities, as books struggle to set accurate numbers with constantly changing pitching rotations and experimental lineups throughout spring training games.

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.

Frequently Asked Questions

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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