MLB Preseason Odds (ID, 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.

We compare MLB Preseason odds across 4 bookmakers in ID, United States

BetAnySportsBetOpenlyKalshiPolymarket

Get these odds overlaid directly on Polymarket, BetAnySports, BetOpenly, and more.

Sportsbook Bonuses in ID, United States

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

Everygame
Cash Bonus
$750

100% Deposit Match up to $750

Make a minimum $50 deposit and immediately redeem bonus code EGWCUP2026 before placing any wager.

Min. Deposit: $50Wagering: 12x (B+D)Min. Odds: +1.5
BetUS
Bonus Bet
$500

100% Sports Match up to $500

Open a new BetUS account, enter promo code NEW200, and make a first deposit of at least $50.

Min. Deposit: $50Wagering: 10x (B+D)
Everygame
Bonus Bet
$500

100% Up To $500

Make a first deposit of at least $50 using bonus code WELCOME1000

Min. Deposit: $50Wagering: 12x
MyBookie.ag
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$30

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Everygame
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$750

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Complete the first bonus rollover, then make a minimum $50 deposit and immediately redeem bonus code EGWCUP2026 again before placing any wager.

Min. Deposit: $50Wagering: 12x (B+D)Min. Odds: +1.5
BetUS
Cash Bonus
$500

100% Casino Match up to $500

Open a new BetUS account, enter promo code NEW200, and make a first deposit of at least $50.

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Idaho bettors analyzing MLB Preseason odds can leverage OddsGuard's comprehensive comparison tool to evaluate lines from offshore and international bookmakers including Bovada, BetOnline, and MyBookie. While online sports betting remains unregulated in Idaho, OddsGuard provides essential line shopping capabilities across these platforms, allowing bettors to identify the best available odds and track line movements throughout spring training.

MLB Preseason holds particular significance for Idaho sports fans who predominantly follow the Seattle Mariners due to regional proximity, though Colorado Rockies support runs strong in eastern counties. Spring training generates substantial betting interest as Idaho bettors assess roster changes, prospect development, and managerial adjustments that could impact regular season performance. The preseason market offers unique value opportunities as books adjust to new information, making MLB Preseason odds Idaho comparisons especially valuable for identifying closing line value before the regular season begins.

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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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Today

Tampa Bay Rays vs Kansas City Royals

Thu, Jun 25, 4:11 PM

BookmakerTampa Bay RaysKansas City Royals
Best Odds
-132
BetOpenly
BetOpenlyBetOpenly
-132
BetUSBetUS
-141+126
BovadaBovada
-143+119
EverygameEverygame
-141+130
GTbetsGTbets
KalshiKalshi
-133+127
LowVig.agLowVig.ag
-141+127
MyBookie.agMyBookie.ag
-141+120
PolymarketPolymarket
-133+127
BetAnySportsBetAnySports
+122
BetOnline.agBetOnline.ag
-141

Pittsburgh Pirates vs Seattle Mariners

Thu, Jun 25, 4:36 PM

BookmakerPittsburgh PiratesSeattle Mariners
Best Odds
+133
Everygame
-133
Polymarket
BetOnline.agBetOnline.ag
+129-143
BetUSBetUS
+128-143
BovadaBovada
+120-143
EverygameEverygame
+133-145
GTbetsGTbets
KalshiKalshi
+127-139
LowVig.agLowVig.ag
+129-143
MyBookie.agMyBookie.ag
+120-141
PolymarketPolymarket
+127-133
BetAnySportsBetAnySports
-143
BetOpenlyBetOpenly

San Francisco Giants vs Oakland Athletics

Thu, Jun 25, 7:46 PM

BookmakerSan Francisco GiantsOakland Athletics
Best Odds
-123
BetOpenly
BetAnySportsBetAnySports
-127+107
BetOpenlyBetOpenly
-123
BetUSBetUS
-130+118
BovadaBovada
-133+112
EverygameEverygame
-130+120
GTbetsGTbets
KalshiKalshi
-133+122
LowVig.agLowVig.ag
-130+118
PolymarketPolymarket
-127+122
BetOnline.agBetOnline.ag
+118
MyBookie.agMyBookie.ag
-133

Detroit Tigers vs Houston Astros

Thu, Jun 25, 10:41 PM

BookmakerDetroit TigersHouston Astros
Best Odds
+108
Everygame
BetAnySportsBetAnySports
-112-108
BetOnline.agBetOnline.ag
-114+103
BetOpenlyBetOpenly
BetUSBetUS
-114+103
BovadaBovada
-115-105
EverygameEverygame
-118+108
GTbetsGTbets
KalshiKalshi
-118+108
MyBookie.agMyBookie.ag
-114-103
PolymarketPolymarket
-109+104

Washington Nationals vs Philadelphia Phillies

Thu, Jun 25, 10:46 PM

BookmakerWashington NationalsPhiladelphia Phillies
Best Odds
+164
BetAnySports
-169
Polymarket
BetAnySportsBetAnySports
+164-189
BetOpenlyBetOpenly
-172
BovadaBovada
+145-179
EverygameEverygame
+160-179
GTbetsGTbets
KalshiKalshi
+163-179
LowVig.agLowVig.ag
+162-179
MyBookie.agMyBookie.ag
+154-182
PolymarketPolymarket
+163-169
BetOnline.agBetOnline.ag
-179
BetUSBetUS
+158

Toronto Blue Jays vs Texas Rangers

Thu, Jun 25, 11:08 PM

BookmakerToronto Blue JaysTexas Rangers
Best Odds
BetAnySportsBetAnySports
-154+133
BetOpenlyBetOpenly
BetUSBetUS
-147+132
BovadaBovada
-154+128
EverygameEverygame
-149+135
GTbetsGTbets
KalshiKalshi
-145+133
LowVig.agLowVig.ag
-147+133
MyBookie.agMyBookie.ag
-152+128
BetOnline.agBetOnline.ag
+133
PolymarketPolymarket
-145

New York Mets vs Chicago Cubs

Thu, Jun 25, 11:11 PM

BookmakerNew York MetsChicago Cubs
Best Odds
-104
Polymarket
BetAnySportsBetAnySports
-115-105
BetOnline.agBetOnline.ag
-111+101
BetOpenlyBetOpenly
-104
BovadaBovada
-110-110
EverygameEverygame
-110+100
GTbetsGTbets
LowVig.agLowVig.ag
-111+101
MyBookie.agMyBookie.ag
-114-104
PolymarketPolymarket
-104+100
BetUSBetUS
+101
KalshiKalshi
-109

Boston Red Sox vs New York Yankees

Thu, Jun 25, 11:11 PM

BookmakerBoston Red SoxNew York Yankees
Best Odds
+146
BetOpenly
BetAnySportsBetAnySports
+143-164
BetOnline.agBetOnline.ag
+139-154
BetOpenlyBetOpenly
+146
BovadaBovada
+134-161
EverygameEverygame
+140-154
GTbetsGTbets
KalshiKalshi
+138-149
LowVig.agLowVig.ag
+139-154
MyBookie.agMyBookie.ag
+141-167
BetUSBetUS
+138
PolymarketPolymarket
-149

St. Louis Cardinals vs Arizona Diamondbacks

Thu, Jun 25, 11:46 PM

BookmakerSt. Louis CardinalsArizona Diamondbacks
Best Odds
+122
Polymarket
BetAnySportsBetAnySports
-133+113
BetOnline.agBetOnline.ag
-125+113
BetUSBetUS
-128+117
BovadaBovada
-135+114
GTbetsGTbets
KalshiKalshi
-127+122
LowVig.agLowVig.ag
-125+113
MyBookie.agMyBookie.ag
-133+114
PolymarketPolymarket
-127+122
BetOpenlyBetOpenly
EverygameEverygame
-130

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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 Idaho

MLB Preseason odds typically appear in American format, with favorites showing negative numbers (-150) and underdogs displaying positive values (+130). Spring training betting focuses primarily on moneyline wagers, as run spreads prove less reliable with experimental lineups and limited innings from starting pitchers. Totals markets exist but carry higher vig due to unpredictable scoring patterns when teams prioritize player evaluation over winning.

Effective line shopping during preseason requires understanding that books often post wider spreads between their odds due to limited information flow. Idaho bettors should focus on closing line value rather than opening numbers, as sharp money typically moves preseason lines significantly once injury reports and lineup announcements surface. The key advantage in comparing MLB Preseason betting Idaho options lies in identifying books that haven't adjusted to late-breaking roster news.

How do MLB Preseason odds differ from regular season lines?

Preseason odds carry wider margins and less market efficiency due to uncertain playing time, experimental strategies, and limited historical data. Books often post conservative lines with higher vig to protect against insider information about roster decisions or prospect callups.

Which MLB Preseason bet types offer the best value in Idaho?

Moneyline bets provide the most straightforward value during spring training, as run spreads become unreliable with shortened games and bullpen experimentation. Focus on teams with established veteran cores rather than clubs heavily featuring prospects whose performance remains unpredictable.

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