Houston Astros Odds

Houston Astros 2026 Season Preview

The Houston Astros enter the 2026 season navigating a significant transitional period after their historic streak of seven consecutive ALCS appearances finally came to an end. Following a 2024 campaign that many viewed as the beginning of a decline, the front office aggressively retooled a roster that saw the departures of franchise cornerstones Alex Bregman and Kyle Tucker. To fill those massive voids, the team turned to Isaac Paredes to anchor third base and brought in Christian Walker to provide veteran stability at first. While the loss of homegrown stars signals a new era in Houston, the organization remains committed to a "reload" rather than a rebuild, leaning on their championship pedigree to stay relevant in a shifting American League landscape.

Projections currently slate the Astros for approximately 86 to 87 wins, positioned as seasoned contenders with World Series odds sitting at +1800. Despite the roster turnover, the core remains formidable with perennial stars Jose Altuve and Yordan Alvarez leading a lineup that still commands league-wide respect. Though some analysts suggest the team is in a slow descent from its decade of dominance, Houston remains the slight favorite to capture the AL West title. Their unparalleled postseason experience—boasting nine playoff appearances and two titles in the last ten years—provides a psychological edge that makes them a dangerous out for any opponent come October.

See all of the Astros MLB odds, their win total, championship odds, and much more.

Betting on the Houston Astros

Check out below the betting options:

Astros 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 Astros game:

• Seattle Mariners (+1.5) 
• Houston Astros (-1.5)

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

Astros 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:

• Seattle Mariners +150
• Houston Astros -180

Like run lines, the minus sign (-) signifies a team is favored, while the plus sign (+) means a team is an 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 Astros, a bettor would need to risk $180. On the flip side, a $100 bet on the Mariners 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.

Astros 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 contest's winner, 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 Astros-Mariners matchup were 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 precisely 8 runs between them, that bet would push, and all wagers would be refunded.

Astros Props

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

Astros Futures

In Houston, expectations are extremely high, so bettors still have to shop for the best line to get good odds on Astros' futures bets. Futures are bets that focus on long-term outcomes, like the Astros to win the AL West, win the American League Pennant, win the World Series, or even individual awards like winning league MVP.

How to Bet on the Houston Astros

Sports betting is not currently legal in Texas. Texas politicians have been largely opposed to sports betting in recent years, but sentiment within the state could be shifting.

Stay tuned for updates with the Action Network's Texas sports betting coverage regarding sports betting legislation in the state.

If you’re able to get to a state where online betting is legal, The Action Network has partnerships with several sportsbooks that give you exclusive access to great promotions if you are located within the state.

Houston Astros and BetMGM Sportsbook

The Houston Astros have been sports betting partners with BetMGM since May 2022. Aside from branding around Minute Maid Park, BetMGM offers exclusive Astros VIP promotions throughout the season.

Learn more about the King of Sportsbooks by reading our comprehensive review of the BetMGM bonus code.

PrizePicks

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Kalshi

The Kalshi promo code is available in most states and is a great way for users to get in on Houston Astros action without turning to sportsbooks or DFS apps. This federally regulated exchange offers contract trading on event outcomes, including Houston Astros games, player props, etc.