Boston Red Sox Odds

Boston Red Sox 2025 Season Preview

The Boston Red Sox enter the 2026 season with the momentum of a legitimate contender, having finally transitioned from a "bridge" team into a postseason threat. Following an impressive 89-win campaign in 2025 that ended in a hard-fought Wild Card appearance, the club has moved past the experimental phase. Under Craig Breslow’s leadership, the front office has successfully blended a high-octane youth movement with targeted veteran acquisitions, transforming Fenway Park back into a destination for October baseball.

The roster has seen significant turnover aimed at long-term stability. While the team moved on from Rafael Devers and saw Alex Bregman depart for the Cubs in free agency, they pivoted aggressively by signing All-Star left-hander Ranger Suárez to a five-year deal and trading for veterans like Sonny Gray and Willson Contreras. These moves have turned the starting rotation into the team's greatest strength, anchored by reigning strikeout leader Garrett Crochet, who returns as the staff ace.

The 2026 season also marks the full-scale arrival of the "Big Three" prospects, with Roman Anthony, Marcelo Mayer, and Kristian Campbell now central fixtures in the daily lineup. Supported by versatile newcomers like Caleb Durbin and Isiah Kiner-Falefa, the defense has become more reliable, addressing a long-standing weakness. As the Red Sox prepare for a grueling battle in the AL East, the focus is no longer just on development, but on dethroning the Yankees and Blue Jays to reclaim the division crown.

Betting on the Boston Red Sox

See all of the Red Sox MLB odds, as well their win total, championship odds, and much more above.

And if you're interested on betting on the Boston Red Sox, learn more about common bet types below:

Red Sox Spread (Run Line)

When betting on baseball, you’ll be faced with three standard options: the moneyline, over/under and run line.

The run line is a bet on the margin of victory, like a point spread. But because baseball is low scoring, the spread will almost always be -1.5 for the favorite and +1.5 for the underdog. The payouts for each will just be adjusted based on each team’s strength.

Here’s a brief example of a run line for a hypothetical Red Sox game:

• Miami Marlins (+1.5) 
• Boston Red Sox (-1.5)

As shown above, the Red Sox are favored by 1.5 runs against the Marlins; the minus sign (-) indicates Boston is the favorite, while a plus sign (+) is used to denote the underdog. Bettors who wanted to back Boston here would be “laying” those 1.5 runs, meaning for their bets to cash the Red Sox would need to win by two runs or more. Bettors who selected the Marlins +1.5 would win if Miami won outright or kept a loss to 1 run.

The Red Sox were 87-78 on run lines in 2025, covering 52.7% of the time—a performance that ranked them in the top ten across the league and reflected their newfound consistency as a winning ballclub.

Red Sox Moneylines

Many first time bettors are wary of run line bets, especially when riding with the hometown team. In that case, moneyline wagers are often seen as the safer way to go. A moneyline bet is a bet on who wins the game -- no run line involved.

Let’s use the same example from before to understand the moneyline better:

• Miami Marlins +150
• Boston Red Sox-180

Just as with run lines, the minus sign (-) signifies a team is favored, while the plus sign (+) means a team is the underdog. The moneyline odds, written in American odds format here, indicate how big or small a favorite that team is, written in increments of $100. For example, to win $100 on the Red Sox, a bettor would need to risk $180. On the flip side, a $100 bet on the Marlins would net $150 if they pulled the upset.

Odds can differ from sportsbook to sportsbook, so always make sure you shop for the best line with The Action Network app.

Red Sox Over/Unders

Betting on a team to win or cover a run line isn’t the only type of wager allowed on MLB games. Almost all sportsbooks will offer a total on the game, also known as an over/under. This bet is not on the winner of the contest, but on the number of runs the two teams will combine to score; sportsbooks hang a number, and bettors can wager either over or under that total.

If the number for our hypothetical Red Sox-Marlins matchup was 8 runs, over bettors would require 9 points or more to cash their tickets, while those who bet the under would need 7 or fewer runs. If the two teams scored exactly 8 runs between them, that bet would push and all wagers would be refunded.

Red Sox Props

Some bettors find more entertainment and success betting on more specific outcomes than the result of the game. Prop bets cover a wide market of wagers on player stats, discrete in-game events, and any style of yes/no question. Many props are bets on specific players and their performance, such as betting Jarren Duran over 1.5 hits on a given night, or betting that Garrett Crochet will strike out over 9.5 batters. Some props can be shorter-term, such as betting on the number of runs scored in the first five innings or who will hit a home run. Offerings tend to vary depending on the sportsbook, so use our sportsbook reviews to find the best bet for you.

Red Sox Futures

Bettors can shop for the best line to get good odds on Red Sox MLB futures bets. Futures are bets that focus on long term outcomes, like the Red Sox to win the AL East, win the American League Pennant, win the World Series, or even individual awards like winning league MVP.

How to Bet on the Boston Red Sox

Anyone with access to the best sportsbooks can bet on the Boston Red Sox, as long as they're in a legal sports betting state and of the legal sports betting age.

Boston Red Sox is particularly popular in the team's home state of Massachusetts, where Massachusetts sports betting has been legal since 2022 when Governor Charlie Baker of Massachusetts signed Bill H.5164.

Massachusetts residents no longer have to travel to Maine to place their bets on the Red Sox. Maine sports betting was legalized a few months before Massachusetts legalized the practice.

Boston Red Sox and BetMGM Sportsbook

BetMGM's partnership with the Boston Red Sox was announced in March 2023, just three days before the state's sports betting launch and a couple of weeks before the start of the 2023 MLB season. Fans can see BetMGM branding on the Green Monster, on social and digital accounts, exclusive fan promotions, and more.

If you'd like to learn more about the BetMGM bonus code, read our sportsbook review.

Kalshi Promo Code

If you're looking for a different type of action, Kalshi is a great option for making trades on the Boston Red Sox. This prediction market app lets you buy/sell event contracts on game outcomes, player props, and even MLB rewards. Claim the Kalshi promo code to get started with Boston Red Sox trading.