MLB Preseason Odds (MA, US)

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

May 2026

15 matches · 2 days

Sat, May 167 matches
Toronto Blue Jays@Detroit Tigers
6:10 PM
Kansas City Royals@St. Louis Cardinals
7:15 PM
Arizona Diamondbacks@Colorado Rockies
8:10 PM
Philadelphia Phillies@Pittsburgh Pirates
9:05 PM
Baltimore Orioles@Washington Nationals
9:05 PM
Miami Marlins@Tampa Bay Rays
9:10 PM
Cincinnati Reds@Cleveland Guardians
11:10 PM
Sun, May 178 matches
Texas Rangers@Houston Astros
12:10 AM
Chicago Cubs@Chicago White Sox
12:10 AM
Milwaukee Brewers@Minnesota Twins
12:10 AM
Boston Red Sox@Atlanta Braves
12:15 AM
New York Yankees@New York Mets
12:15 AM
San Diego Padres@Seattle Mariners
12:15 AM
Los Angeles Dodgers@Los Angeles Angels
2:38 AM
San Francisco Giants@Oakland Athletics
2:40 AM

15 upcoming matches and outright odds across 30 competitors.

We compare MLB Preseason odds across 12 bookmakers in MA, United States

Bally BetBetMGMBetOpenlyCaesarsDraftKingsFanaticsFliffKalshiNovigPolymarketReBettheScore Bet

Get these odds overlaid directly on Bally Bet, BetMGM, BetOpenly, and more.

Sportsbook Bonuses in MA, United States

OddsGuard tracks the latest sportsbook promotions available in MA, 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
$12,500

Win Your Share of $50,000 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
$12,500

Win Your Share of $50,000 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 during the promotional period to earn leaderboard points.

Wagering: 1xMin. Odds: +1.33Valid For: 7 days
BetMGM (US)
Bonus Bet
$12,500

Win Your Share of $50,000 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 Tennis matches for the Rome tournament to earn leaderboard points.

Wagering: 1xMin. Odds: +1.33Valid For: 7 days
BetMGM (US)
Bonus Bet
$12,500

Win Your Share of $50,000 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
$12,500

Win Your Share of $50,000 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

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

OddsGuard delivers comprehensive MLB Preseason odds comparison for Massachusetts bettors, tracking lines from regulated sportsbooks including DraftKings, FanDuel, and BetMGM. Since Massachusetts legalized online sports betting in 2023, Bay State bettors can access real-time odds comparison across licensed operators, ensuring they find the best available lines for spring training matchups.

MLB Preseason holds particular significance in Massachusetts, where Red Sox fans scrutinize every spring training development from Fort Myers. The preseason market offers unique value opportunities as sportsbooks adjust to roster changes, prospect callups, and managerial decisions that could impact the regular season. Massachusetts bettors understand that MLB Preseason odds Massachusetts markets often feature wider spreads and higher vig than regular season games, making line shopping through OddsGuard essential for maximizing betting value on America's pastime.

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)
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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

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Upcoming Matches

Today

Detroit Tigers vs Toronto Blue Jays

Sat, May 16, 6:10 PM

BookmakerDetroit TigersToronto Blue Jays
Best Odds
-114
BetOpenly
+114
BetOpenly
Bally BetBally Bet
-125+104
BetOpenlyBetOpenly
-114+114
DraftKingsDraftKings
-127+104
FanaticsFanatics
-120+100
FliffFliff
-125+100
KalshiKalshi
-118+113
NovigNovig
-115+111
PolymarketPolymarket
-118+113
theScore BettheScore Bet
-130+110
CaesarsCaesars
+105
ReBetReBet
-125

St. Louis Cardinals vs Kansas City Royals

Sat, May 16, 7:15 PM

BookmakerSt. Louis CardinalsKansas City Royals
Best Odds
-109
Kalshi
+109
BetOpenly
Bally BetBally Bet
-118-105
BetOpenlyBetOpenly
-114+109
CaesarsCaesars
-120+100
DraftKingsDraftKings
-120-101
FliffFliff
-120-105
KalshiKalshi
-109+104
NovigNovig
-109+107
ReBetReBet
-125-105
theScore BettheScore Bet
-120+100
FanaticsFanatics
+100
PolymarketPolymarket
-109

Colorado Rockies vs Arizona Diamondbacks

Sat, May 16, 8:10 PM

BookmakerColorado RockiesArizona Diamondbacks
Best Odds
+133
Kalshi
-132
BetOpenly
Bally BetBally Bet
+118-143
BetOpenlyBetOpenly
+132-132
CaesarsCaesars
+118-141
DraftKingsDraftKings
+119-143
FanaticsFanatics
+120-145
FliffFliff
+125-154
KalshiKalshi
+133-139
NovigNovig
+131-133
PolymarketPolymarket
+127-133
ReBetReBet
-149
theScore BettheScore Bet
+125

Pittsburgh Pirates vs Philadelphia Phillies

Sat, May 16, 9:05 PM

BookmakerPittsburgh PiratesPhiladelphia Phillies
Best Odds
+156
Kalshi
-156
Polymarket
Bally BetBally Bet
+148-179
CaesarsCaesars
+143-169
DraftKingsDraftKings
+144-175
FanaticsFanatics
+145-175
FliffFliff
+145-185
KalshiKalshi
+156-164
PolymarketPolymarket
+150-156
ReBetReBet
+140-179
theScore BettheScore Bet
+150-175
BetOpenlyBetOpenly
-161
NovigNovig
+154

Washington Nationals vs Baltimore Orioles

Sat, May 16, 9:05 PM

BookmakerWashington NationalsBaltimore Orioles
Best Odds
+102
BetOpenly
+100
Polymarket
Bally BetBally Bet
-108-114
BetOpenlyBetOpenly
+102-102
FanaticsFanatics
-110-110
FliffFliff
-110-115
KalshiKalshi
+100+100
NovigNovig
+100-101
PolymarketPolymarket
-104+100
ReBetReBet
-110-115
theScore BettheScore Bet
-105-115
CaesarsCaesars
-115
DraftKingsDraftKings
-108

Tampa Bay Rays vs Miami Marlins

Sat, May 16, 9:10 PM

BookmakerTampa Bay RaysMiami Marlins
Best Odds
-132
Novig
+130
Novig
Bally BetBally Bet
-141+116
BetOpenlyBetOpenly
-132+128
CaesarsCaesars
-149+126
FanaticsFanatics
-145+120
FliffFliff
-149+120
KalshiKalshi
-133+127
NovigNovig
-132+130
PolymarketPolymarket
-133+127
ReBetReBet
-149+115
DraftKingsDraftKings
-147
theScore BettheScore Bet
+125

Cleveland Guardians vs Cincinnati Reds

Sat, May 16, 11:10 PM

BookmakerCleveland GuardiansCincinnati Reds
Best Odds
-156
BetOpenly
+159
BetOpenly
Bally BetBally Bet
-179+148
BetOpenlyBetOpenly
-156+159
CaesarsCaesars
-179+150
DraftKingsDraftKings
-182+149
FliffFliff
-179+145
KalshiKalshi
-164+156
NovigNovig
-156+154
PolymarketPolymarket
-164+156
ReBetReBet
-185+145
FanaticsFanatics
-175
theScore BettheScore Bet
+145

Tomorrow

Houston Astros vs Texas Rangers

Sun, May 17, 12:10 AM

BookmakerHouston AstrosTexas Rangers
Best Odds
+138
Kalshi
-132
BetOpenly
BetOpenlyBetOpenly
+132-132
CaesarsCaesars
+118-141
DraftKingsDraftKings
+119-145
FanaticsFanatics
+120-145
FliffFliff
+125-154
KalshiKalshi
+138-139
NovigNovig
+136-137
PolymarketPolymarket
+133-139
theScore BettheScore Bet
+125-145
Bally BetBally Bet
-141
ReBetReBet
+115

Chicago White Sox vs Chicago Cubs

Sun, May 17, 12:10 AM

BookmakerChicago White SoxChicago Cubs
Best Odds
+101
BetOpenly
-101
BetOpenly
Bally BetBally Bet
-108-115
BetOpenlyBetOpenly
+101-101
CaesarsCaesars
-110-110
DraftKingsDraftKings
-108-112
FanaticsFanatics
-110-110
FliffFliff
-110-115
NovigNovig
+100-104
PolymarketPolymarket
+100-104
ReBetReBet
-110-115
theScore BettheScore Bet
-110-110

Minnesota Twins vs Milwaukee Brewers

Sun, May 17, 12:10 AM

BookmakerMinnesota TwinsMilwaukee Brewers
Best Odds
+117
Polymarket
-116
BetOpenly
Bally BetBally Bet
+104-125
CaesarsCaesars
+105-125
FanaticsFanatics
+105-125
FliffFliff
+105-130
KalshiKalshi
+113-118
NovigNovig
+115-118
PolymarketPolymarket
+117-122
ReBetReBet
+100-130
theScore BettheScore Bet
+105-125
BetOpenlyBetOpenly
-116
DraftKingsDraftKings
+104

Atlanta Braves vs Boston Red Sox

Sun, May 17, 12:15 AM

BookmakerAtlanta BravesBoston Red Sox
Best Odds
-128
BetOpenly
+134
BetOpenly
BetOpenlyBetOpenly
-128+134
CaesarsCaesars
-141+118
DraftKingsDraftKings
-145+119
FanaticsFanatics
-145+120
FliffFliff
-149+120
KalshiKalshi
-133+127
PolymarketPolymarket
-133+127
ReBetReBet
-149+115
theScore BettheScore Bet
-141+120
Bally BetBally Bet
-147
NovigNovig
+127

New York Mets vs New York Yankees

Sun, May 17, 12:15 AM

BookmakerNew York MetsNew York Yankees
Best Odds
+125
BetOpenly
-120
BetOpenly
Bally BetBally Bet
+112-137
BetOpenlyBetOpenly
+125-120
DraftKingsDraftKings
+113-135
FanaticsFanatics
+110-130
KalshiKalshi
+117-122
NovigNovig
+118-123
PolymarketPolymarket
+117-122
ReBetReBet
+110-141
theScore BettheScore Bet
+110-130
CaesarsCaesars
+115
FliffFliff
-141

Seattle Mariners vs San Diego Padres

Sun, May 17, 12:15 AM

BookmakerSeattle MarinersSan Diego Padres
Best Odds
-149
Novig
+144
Polymarket
Bally BetBally Bet
-161+132
CaesarsCaesars
-161+135
DraftKingsDraftKings
-167+139
FanaticsFanatics
-164+135
FliffFliff
-164+130
KalshiKalshi
-149+144
NovigNovig
-149+143
PolymarketPolymarket
-149+144
ReBetReBet
-169+135
theScore BettheScore Bet
-154+135

Los Angeles Angels vs Los Angeles Dodgers

Sun, May 17, 2:38 AM

BookmakerLos Angeles AngelsLos Angeles Dodgers
Best Odds
+128
BetOpenly
-128
BetOpenly
Bally BetBally Bet
+114-137
BetOpenlyBetOpenly
+128-128
CaesarsCaesars
+118-141
DraftKingsDraftKings
+119-143
FanaticsFanatics
+115-141
KalshiKalshi
+122-133
PolymarketPolymarket
+127-133
ReBetReBet
+115-145
theScore BettheScore Bet
+115-135
FliffFliff
-145
NovigNovig
+123

Oakland Athletics vs San Francisco Giants

Sun, May 17, 2:40 AM

BookmakerOakland AthleticsSan Francisco Giants
Best Odds
-122
Polymarket
+129
BetOpenly
Bally BetBally Bet
-132+108
BetOpenlyBetOpenly
-128+129
CaesarsCaesars
-135+115
FanaticsFanatics
-130+110
FliffFliff
-135+105
KalshiKalshi
-122+117
NovigNovig
-123+118
PolymarketPolymarket
-122+117
ReBetReBet
-141+110
DraftKingsDraftKings
+113
theScore BettheScore Bet
-130

MLB Preseason Outrights & Futures

CompetitorBest Odds
DraftKingsDraftKings
Los Angeles Dodgers
+225
DraftKings
+225
New York Yankees
+600
DraftKings
+600
Atlanta Braves
+900
DraftKings
+900
Seattle Mariners
+1000
DraftKings
+1000
Chicago Cubs
+1000
DraftKings
+1000
Tampa Bay Rays
+1800
DraftKings
+1800
Texas Rangers
+1900
DraftKings
+1900
Philadelphia Phillies
+2000
DraftKings
+2000
Milwaukee Brewers
+2500
DraftKings
+2500
Toronto Blue Jays
+2500
DraftKings
+2500
Detroit Tigers
+3500
DraftKings
+3500
San Diego Padres
+4000
DraftKings
+4000
Kansas City Royals
+4000
DraftKings
+4000
Cleveland Guardians
+4500
DraftKings
+4500
Boston Red Sox
+5000
DraftKings
+5000
Baltimore Orioles
+5000
DraftKings
+5000
New York Mets
+5500
DraftKings
+5500
Pittsburgh Pirates
+5500
DraftKings
+5500
Oakland Athletics
+5500
DraftKings
+5500
Houston Astros
+7500
DraftKings
+7500
Arizona Diamondbacks
+8000
DraftKings
+8000
Minnesota Twins
+10000
DraftKings
+10000
Cincinnati Reds
+10000
DraftKings
+10000
St. Louis Cardinals
+13000
DraftKings
+13000
San Francisco Giants
+15000
DraftKings
+15000
Chicago White Sox
+20000
DraftKings
+20000
Miami Marlins
+25000
DraftKings
+25000
Los Angeles Angels
+30000
DraftKings
+30000
Colorado Rockies
+50000
DraftKings
+50000
Washington Nationals
+50000
DraftKings
+50000

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

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

MLB Preseason Odds Comparison in Massachusetts

MLB Preseason odds typically display in American format, with favorites showing negative numbers (-150) and underdogs positive (+130). Moneyline bets dominate spring training wagering, though totals and run lines remain available. Massachusetts bettors should focus on line movement patterns, as preseason markets often see significant shifts based on lineup announcements and weather conditions at spring training facilities.

Key factors for MLB Preseason betting Massachusetts include understanding that veteran players often see limited action, making team totals and first-five-inning bets potentially more valuable than full-game wagers. Sportsbooks frequently adjust their vig on preseason games, with some books offering reduced juice on certain markets to attract handle during the slower spring period.

How do MLB Preseason odds differ from regular season lines?

Preseason odds typically feature higher vig and wider spreads due to increased uncertainty around lineups, playing time, and team priorities. Books often limit betting limits and may pull lines earlier than regular season games.

What's the best strategy for comparing MLB Preseason odds in Massachusetts?

Focus on moneyline value and totals, as run line markets can be less reliable with experimental lineups. Track which Massachusetts-licensed sportsbooks consistently offer the best preseason baseball odds through OddsGuard's comparison tools.

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

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