MLB Preseason Odds (CO, US)

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

April 2026

25 matches · 3 days

Sun, Apr 515 matches
San Diego Padres@Boston Red Sox
5:36 PM
Baltimore Orioles@Pittsburgh Pirates
5:40 PM
Tampa Bay Rays@Minnesota Twins
6:11 PM
Toronto Blue Jays@Chicago White Sox
6:11 PM
Milwaukee Brewers@Kansas City Royals
6:11 PM
Cincinnati Reds@Texas Rangers
6:36 PM
Philadelphia Phillies@Colorado Rockies
7:11 PM
Los Angeles Dodgers@Washington Nationals
7:45 PM
Houston Astros@Oakland Athletics
8:06 PM
New York Mets@San Francisco Giants
8:06 PM
Seattle Mariners@Los Angeles Angels
8:08 PM
Atlanta Braves@Arizona Diamondbacks
8:11 PM
Miami Marlins@New York Yankees
8:30 PM
Chicago Cubs@Cleveland Guardians
8:41 PM
St. Louis Cardinals@Detroit Tigers
11:21 PM
Mon, Apr 67 matches
Kansas City Royals@Cleveland Guardians
10:11 PM
Cincinnati Reds@Miami Marlins
10:41 PM
San Diego Padres@Pittsburgh Pirates
10:41 PM
Milwaukee Brewers@Boston Red Sox
10:46 PM
St. Louis Cardinals@Washington Nationals
10:46 PM
Los Angeles Dodgers@Toronto Blue Jays
11:08 PM
Detroit Tigers@Minnesota Twins
11:41 PM
Tue, Apr 73 matches
Seattle Mariners@Texas Rangers
12:06 AM
Atlanta Braves@Los Angeles Angels
1:39 AM
Philadelphia Phillies@San Francisco Giants
1:46 AM

25 upcoming matches and outright odds across 30 competitors.

We compare MLB Preseason odds across 14 bookmakers in CO, United States

Bally BetBetMGMBetOpenlyBetRiversCaesarsDraftKingsFanaticsFanDuelFliffHard Rock BetKalshiPlayUpPolymarketReBet

Get these odds overlaid directly on Kalshi, PlayUp, Polymarket, and more.

OddsGuard delivers comprehensive MLB Preseason odds comparison for Colorado bettors, aggregating lines from regulated sportsbooks including DraftKings, FanDuel, and BetMGM. Since Colorado legalized online sports betting in 2020, bettors can access real-time line movement and vig analysis across licensed operators, ensuring they capture the best available MLB Preseason betting odds Colorado markets offer.

Spring training carries particular weight in Colorado, where Rockies fans closely monitor prospect development and roster battles at altitude. The thin air factor creates unique betting dynamics — pitchers who struggle in Coors Field during the regular season often show different patterns in Arizona's spring venues. MLB Preseason odds in Colorado reflect both national market sentiment and local knowledge of how players adapt to Denver's elevation, making line shopping essential for sharp bettors who understand these environmental variables.

What is OddsGuard?

OddsGuard is a free browser extension that overlays real-time odds from 72 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
Free forever No registration Privacy first
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

Boston Red Sox vs San Diego Padres

Sun, Apr 5, 5:36 PM

BookmakerBoston Red SoxSan Diego Padres
Best Odds
+456
Kalshi
-278
Caesars
Bally BetBally Bet
+400-667
BetRiversBetRivers
+400-714
CaesarsCaesars
+215-278
FanaticsFanatics
+235-333
FanDuelFanDuel
+420-667
FliffFliff
+250-357
Hard Rock BetHard Rock Bet
+300-417
KalshiKalshi
+456-556
PolymarketPolymarket
+426-455
BetMGMBetMGM
-370
DraftKingsDraftKings
+237

Pittsburgh Pirates vs Baltimore Orioles

Sun, Apr 5, 5:40 PM

BookmakerPittsburgh PiratesBaltimore Orioles
Best Odds
-10000
BetMGM
+14186
Polymarket
BetMGMBetMGM
-10000+3300
KalshiKalshi
+9900
PolymarketPolymarket
+14186

Minnesota Twins vs Tampa Bay Rays

Sun, Apr 5, 6:11 PM

BookmakerMinnesota TwinsTampa Bay Rays
Best Odds
-127
Kalshi
+122
Polymarket
Bally BetBally Bet
-143+108
BetRiversBetRivers
-159+114
CaesarsCaesars
-145+115
FanaticsFanatics
-149+115
FanDuelFanDuel
-143+112
FliffFliff
-161+115
Hard Rock BetHard Rock Bet
-149+115
KalshiKalshi
-127+117
PolymarketPolymarket
-127+122
BetMGMBetMGM
-141
DraftKingsDraftKings
+108

Chicago White Sox vs Toronto Blue Jays

Sun, Apr 5, 6:11 PM

BookmakerChicago White SoxToronto Blue Jays
Best Odds
-833
Polymarket
+733
Polymarket
Bally BetBally Bet
-1250+600
BetMGMBetMGM
-909+550
BetRiversBetRivers
-1429+600
CaesarsCaesars
-909+550
DraftKingsDraftKings
-1000+533
FanaticsFanatics
-1000+580
FanDuelFanDuel
-1111+600
FliffFliff
-1000+575
Hard Rock BetHard Rock Bet
-1250+700
PolymarketPolymarket
-833+733

Kansas City Royals vs Milwaukee Brewers

Sun, Apr 5, 6:11 PM

BookmakerKansas City RoyalsMilwaukee Brewers
Best Odds
+2400
Kalshi
-1667
Fliff
Bally BetBally Bet
+850-3333
BetMGMBetMGM
+1550-10000
BetRiversBetRivers
+850-3333
CaesarsCaesars
+1800-5000
FanaticsFanatics
+1700-5000
FanDuelFanDuel
+1500-10000
FliffFliff
+865-1667
Hard Rock BetHard Rock Bet
+1600-5000
KalshiKalshi
+2400-3333
DraftKingsDraftKings
+630
PolymarketPolymarket
-2500

Texas Rangers vs Cincinnati Reds

Sun, Apr 5, 6:36 PM

BookmakerTexas RangersCincinnati Reds
Best Odds
+158
FanDuel
-149
Kalshi
Bally BetBally Bet
+138-185
BetRiversBetRivers
+150-208
CaesarsCaesars
+145-179
DraftKingsDraftKings
+139-182
FanaticsFanatics
+145-189
FanDuelFanDuel
+158-204
FliffFliff
+130-179
Hard Rock BetHard Rock Bet
+120-161
KalshiKalshi
+144-149
BetMGMBetMGM
+135
PolymarketPolymarket
-164

Colorado Rockies vs Philadelphia Phillies

Sun, Apr 5, 7:11 PM

BookmakerColorado RockiesPhiladelphia Phillies
Best Odds
-172
FanDuel
+195
BetMGM
Bally BetBally Bet
-196+143
BetMGMBetMGM
-250+195
BetRiversBetRivers
-200+140
CaesarsCaesars
-250+195
DraftKingsDraftKings
-196+150
FanaticsFanatics
-233+175
Hard Rock BetHard Rock Bet
-200+150
KalshiKalshi
-192+163
PolymarketPolymarket
-179+170
FanDuelFanDuel
-172
FliffFliff
+145

Washington Nationals vs Los Angeles Dodgers

Sun, Apr 5, 7:45 PM

BookmakerWashington NationalsLos Angeles Dodgers
Best Odds
+178
Kalshi
-167
DraftKings
Bally BetBally Bet
+143-196
BetMGMBetMGM
+150-189
BetRiversBetRivers
+140-200
DraftKingsDraftKings
+127-167
FanDuelFanDuel
+136-175
FliffFliff
+130-175
Hard Rock BetHard Rock Bet
+145-196
KalshiKalshi
+178-192
PolymarketPolymarket
+170-179
CaesarsCaesars
-179
FanaticsFanatics
+140

Oakland Athletics vs Houston Astros

Sun, Apr 5, 8:06 PM

BookmakerOakland AthleticsHouston Astros
Best Odds
+118
BetMGM
-118
Polymarket
BetMGMBetMGM
+118-130
BetOpenlyBetOpenly
+115-122
FanDuelFanDuel
+108-127
KalshiKalshi
+117-122
PlayUpPlayUp
+105-130
PolymarketPolymarket
+113-118
Bally BetBally Bet
+112
BetRiversBetRivers
+112
CaesarsCaesars
+115
DraftKingsDraftKings
-133
FanaticsFanatics
+110
FliffFliff
-141
Hard Rock BetHard Rock Bet
-135
ReBetReBet
-130

San Francisco Giants vs New York Mets

Sun, Apr 5, 8:06 PM

BookmakerSan Francisco GiantsNew York Mets
Best Odds
-109
BetOpenly
+108
Polymarket
BetMGMBetMGM
-115+105
BetRiversBetRivers
-127+102
DraftKingsDraftKings
-128+107
FanDuelFanDuel
-120+102
Hard Rock BetHard Rock Bet
-120+100
KalshiKalshi
-112+108
PolymarketPolymarket
-112+108
Bally BetBally Bet
+102
BetOpenlyBetOpenly
-109
CaesarsCaesars
+100
FanaticsFanatics
+100
FliffFliff
-120
ReBetReBet
-125

Los Angeles Angels vs Seattle Mariners

Sun, Apr 5, 8:08 PM

BookmakerLos Angeles AngelsSeattle Mariners
Best Odds
+150
Kalshi
-149
Polymarket
Bally BetBally Bet
+135-164
BetRiversBetRivers
+135-167
DraftKingsDraftKings
+139-167
FanaticsFanatics
+140-169
FanDuelFanDuel
+138-164
KalshiKalshi
+150-156
PolymarketPolymarket
+144-149
ReBetReBet
+140-164
BetMGMBetMGM
-175
BetOpenlyBetOpenly
+150
CaesarsCaesars
+143
PlayUpPlayUp
-167

Arizona Diamondbacks vs Atlanta Braves

Sun, Apr 5, 8:11 PM

BookmakerArizona DiamondbacksAtlanta Braves
Best Odds
+100
Polymarket
-102
BetOpenly
Bally BetBally Bet
-109-112
BetOpenlyBetOpenly
-103-102
BetRiversBetRivers
-110-114
DraftKingsDraftKings
-110-110
FanaticsFanatics
-110-110
FanDuelFanDuel
-112-104
PolymarketPolymarket
+100-104
BetMGMBetMGM
-115
CaesarsCaesars
-110
FliffFliff
-105
Hard Rock BetHard Rock Bet
-110
KalshiKalshi
-104
ReBetReBet
-105

New York Yankees vs Miami Marlins

Sun, Apr 5, 8:30 PM

BookmakerNew York YankeesMiami Marlins
Best Odds
-263
BetOpenly
+257
Kalshi
Bally BetBally Bet
-312+240
BetMGMBetMGM
-303+240
BetOpenlyBetOpenly
-263+251
FanDuelFanDuel
-294+240
FliffFliff
-323+255
Hard Rock BetHard Rock Bet
-303+240
ReBetReBet
-294+240
BetRiversBetRivers
+240
DraftKingsDraftKings
-323
FanaticsFanatics
+230
KalshiKalshi
+257
PlayUpPlayUp
-278
PolymarketPolymarket
-270

Cleveland Guardians vs Chicago Cubs

Sun, Apr 5, 8:41 PM

BookmakerCleveland GuardiansChicago Cubs
Best Odds
+115
BetOpenly
-122
BetOpenly
BetMGMBetMGM
+110-130
BetOpenlyBetOpenly
+115-122
BetRiversBetRivers
+108-133
CaesarsCaesars
+110-130
PlayUpPlayUp
+105-130
ReBetReBet
+105-125
Bally BetBally Bet
-132
DraftKingsDraftKings
+104
FanaticsFanatics
+110
FanDuelFanDuel
+108
FliffFliff
-135
Hard Rock BetHard Rock Bet
-130
KalshiKalshi
+113
PolymarketPolymarket
-122

Detroit Tigers vs St. Louis Cardinals

Sun, Apr 5, 11:21 PM

BookmakerDetroit TigersSt. Louis Cardinals
Best Odds
-133
Polymarket
+127
Polymarket
Bally BetBally Bet
-149+120
BetMGMBetMGM
-141+118
DraftKingsDraftKings
-149+124
FliffFliff
-141+110
Hard Rock BetHard Rock Bet
-141+120
PlayUpPlayUp
-133+110
PolymarketPolymarket
-133+127
ReBetReBet
-145+120
CaesarsCaesars
+118
FanaticsFanatics
-141
FanDuelFanDuel
-135
KalshiKalshi
+122

Tomorrow

Cleveland Guardians vs Kansas City Royals

Mon, Apr 6, 10:11 PM

BookmakerCleveland GuardiansKansas City Royals
Best Odds
-112
Kalshi
+108
Polymarket
FanDuelFanDuel
-116-102
FliffFliff
-120-105
KalshiKalshi
-112+104
PlayUpPlayUp
-118-105
PolymarketPolymarket
-118+108
ReBetReBet
-130-105

Miami Marlins vs Cincinnati Reds

Mon, Apr 6, 10:41 PM

BookmakerMiami MarlinsCincinnati Reds
Best Odds
-118
Kalshi
+108
Kalshi
FanDuelFanDuel
-118+100
FliffFliff
-125+100
KalshiKalshi
-118+108
PlayUpPlayUp
-122+100
PolymarketPolymarket
-118+104
ReBetReBet
-135-105

Pittsburgh Pirates vs San Diego Padres

Mon, Apr 6, 10:41 PM

BookmakerPittsburgh PiratesSan Diego Padres
Best Odds
-118
FanDuel
+113
Kalshi
FanDuelFanDuel
-118+100
FliffFliff
-130+105
KalshiKalshi
-122+113
PolymarketPolymarket
-122+108
ReBetReBet
-135-105

Boston Red Sox vs Milwaukee Brewers

Mon, Apr 6, 10:46 PM

BookmakerBoston Red SoxMilwaukee Brewers
Best Odds
+100
Polymarket
-104
Kalshi
FanDuelFanDuel
-108-108
FliffFliff
-115-110
KalshiKalshi
-104-104
PlayUpPlayUp
-109-114
PolymarketPolymarket
+100-104
ReBetReBet
-115-115

Washington Nationals vs St. Louis Cardinals

Mon, Apr 6, 10:46 PM

BookmakerWashington NationalsSt. Louis Cardinals
Best Odds
+104
Kalshi
-108
FanDuel
FanDuelFanDuel
-108-108
FliffFliff
-105-120
KalshiKalshi
+104-109
PlayUpPlayUp
-111-110
PolymarketPolymarket
+100-112
ReBetReBet
-115-115

Toronto Blue Jays vs Los Angeles Dodgers

Mon, Apr 6, 11:08 PM

BookmakerToronto Blue JaysLos Angeles Dodgers
Best Odds
+122
Polymarket
-133
Polymarket
FanDuelFanDuel
+114-133
FliffFliff
+120-149
KalshiKalshi
+122-139
PlayUpPlayUp
+112-139
PolymarketPolymarket
+122-133
ReBetReBet
+110-149

Minnesota Twins vs Detroit Tigers

Mon, Apr 6, 11:41 PM

BookmakerMinnesota TwinsDetroit Tigers
Best Odds
-122
Polymarket
+108
Kalshi
FanDuelFanDuel
-127+108
FliffFliff
-125+100
KalshiKalshi
-122+108
PolymarketPolymarket
-122+104
ReBetReBet
-145+105

Tuesday

Texas Rangers vs Seattle Mariners

Tue, Apr 7, 12:06 AM

BookmakerTexas RangersSeattle Mariners
Best Odds
-109
Kalshi
-104
Kalshi
FanDuelFanDuel
-112-104
FliffFliff
-115-110
KalshiKalshi
-109-104
PlayUpPlayUp
-111-110
PolymarketPolymarket
-109-104
ReBetReBet
-125-110

Los Angeles Angels vs Atlanta Braves

Tue, Apr 7, 1:39 AM

BookmakerLos Angeles AngelsAtlanta Braves
Best Odds
+134
FanDuel
-145
Kalshi
FanDuelFanDuel
+134-159
FliffFliff
+125-154
KalshiKalshi
+127-145
PolymarketPolymarket
+133-149
ReBetReBet
+130-179

San Francisco Giants vs Philadelphia Phillies

Tue, Apr 7, 1:46 AM

BookmakerSan Francisco GiantsPhiladelphia Phillies
Best Odds
+108
Kalshi
-112
FanDuel
FanDuelFanDuel
-104-112
FliffFliff
+105-130
KalshiKalshi
+108-122
PolymarketPolymarket
+104-112
ReBetReBet
-110-125

MLB Preseason Winner Odds

CompetitorBest Odds
BetMGMBetMGM
BetRiversBetRivers
DraftKingsDraftKings
FanDuelFanDuel
Los Angeles Dodgers
+225
DraftKings
+210+225+225+210
New York Yankees
+900
BetRivers
+850+900+850+850
Seattle Mariners
+1200
BetRivers
+1000+1200+950+1100
New York Mets
+1500
BetRivers
+1400+1500+1400+1200
Philadelphia Phillies
+1600
BetMGM
+1600+1500+1400+1500
Toronto Blue Jays
+1900
FanDuel
+1600+1300+1400+1900
Atlanta Braves
+2000
BetMGM
+2000+1500+1800+2000
Chicago Cubs
+2000
FanDuel
+2000+1800+1900+2000
Detroit Tigers
+2000
DraftKings
+2000+1700+2000+2000
Boston Red Sox
+2200
BetMGM
+2200+1800+2000+2000
Baltimore Orioles
+2500
DraftKings
+2500+2500+2500+2500
Houston Astros
+2500
BetMGM
+2500+2000+2200+2200
Texas Rangers
+2500
BetMGM
+2500+2500+2500+2200
Kansas City Royals
+3000
DraftKings
+3000+3000+3000+3000
Milwaukee Brewers
+3000
FanDuel
+2500+2500+2200+3000
San Diego Padres
+4000
DraftKings
+4000+2500+4000+3300
Cincinnati Reds
+5500
DraftKings
+5500+4500+5500+4500
San Francisco Giants
+6500
FanDuel
+6000+4500+6500+6500
Cleveland Guardians
+7000
DraftKings
+6600+4000+7000+6000
Pittsburgh Pirates
+7500
BetRivers
+4500+7500+4500+4500
Arizona Diamondbacks
+8000
BetMGM
+8000+5000+8000+8000
Oakland Athletics
+12500
BetMGM
+12500+10000+12000+12500
Tampa Bay Rays
+12500
BetMGM
+12500+10000+9000+8000
Minnesota Twins
+15000
BetMGM
+15000+15000+15000+12500
Miami Marlins
+20000
BetMGM
+20000+15000+20000+17500
Los Angeles Angels
+25000
BetRivers
+25000+25000+25000+20000
Chicago White Sox
+50000
BetMGM
+50000+25000+50000+35000
St. Louis Cardinals
+50000
FanDuel
+30000+12500+30000+50000
Washington Nationals
+50000
BetMGM
+50000+25000+50000+50000
Colorado Rockies
+100000
BetMGM
+100000+50000+50000+50000

What is OddsGuard?

OddsGuard is a free browser extension that overlays real-time odds from 72 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
Free forever No registration Privacy first
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

MLB Preseason Odds Comparison in Colorado

MLB Preseason odds typically appear in American format, with favorites showing negative numbers (-150) and underdogs displaying positive values (+130). Moneylines dominate spring training betting, though totals become available as starters log more innings. The key to effective line shopping lies in understanding that preseason markets carry higher vig due to reduced liquidity and roster uncertainty.

Colorado bettors should focus on closing line value rather than opening numbers, as spring training information flows differently than regular season intel. Injury reports, lineup announcements, and pitcher usage patterns create significant line movement throughout March. Books often adjust totals more aggressively for games involving high-altitude teams like the Rockies, anticipating how players will translate spring performance to Coors Field conditions.

Smart bettors compare not just the headline odds but also alternate lines and props. Some books offer better plus-money on underdogs, while others provide tighter spreads on favorites. OddsGuard's comparison tool eliminates the need to manually check multiple Colorado sportsbooks, streamlining the process of finding optimal MLB Preseason betting odds Colorado markets provide.

How do MLB Preseason odds differ from regular season lines?

Preseason odds carry wider spreads and higher vig due to roster uncertainty and limited starter innings. Books price in the unpredictability of spring training, where veterans often play limited minutes and prospects receive extended looks.

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

Moneylines typically provide the most consistent value, as totals can be volatile with mixed lineups and varying pitcher usage. Focus on games where you have edge information about starter innings or lineup construction rather than chasing inflated underdog payouts.

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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