Astros vs Mariners Prediction and MLB Tips - 13 May 2026
Last updated: May 12, 2026, 4:15PM | Published: May 11, 2026, 5:39PM
The Houston Astros will face the Seattle Mariners in MLB action at Daikin Park on Wednesday, beginning at 10:10am AEST.
The Astros will have Tatsuya Imai (1-0, 7.27 ERA) start, pitting him against Bryan Woo (2-2, 4.02 ERA) for the Mariners.
This article features Stats Insider's prediction and tips for the Astros vs Mariners game, along with the latest betting odds in Australia.
Who Will Win?
Based on advanced machine learning and data, Stats Insider has simulated the result of Wednesday's Houston vs Seattle MLB match-up 10,000 times.
Our proven predictive analytics model currently gives the Mariners a 58% chance of beating the Astros at Daikin Park.
Astros vs Mariners: Odds
The current betting odds in Australia for Wednesday's MLB game at Daikin Park are listed here:
- Head to Head: Astros $2.45, Mariners $1.59
- Line: Astros +1.5 ($1.88), Mariners -1.5 ($1.95)
- Total (Over/Under 8.5 Runs): Over $1.91, Under $1.91
Odds are correct at the time of publication and subject to change.
Looking at the latest head-to-head odds, the bookmakers currently have the Astros at $2.45 and the Mariners at $1.59.
The Astros are listed as 1.5-run underdogs against the Mariners, with odds of $1.88 available at TAB.
For the favourite Mariners (-1.5) to cover the line, TAB offers odds of $1.95.
The over/under for total runs scored is set at 8.5 with TAB, which has odds of $1.91 for the over and $1.91 for the under.
According to Stats Insider's analytics model, the Astros (+1.5) are predicted to cover the line 54% of the time, while the 8.5-run over/under is expected to go over 56% of the time.
Astros vs Mariners: Best Bets
- Head to Head: Houston at $2.45 with TAB
- Line: Astros +1.5 at $1.88 with TAB
- Total Runs: Over 8.5 at $1.91 with TAB
Stats Insider's Astros vs Mariners predictions are based on world-class simulations and gambling intelligence to give you the best possible advice every day of the year.
While the Mariners have a higher chance of winning the game, betting on the Astros to win is our recommended option due to the 3.1% edge found when comparing our data-driven probabilities to the odds currently available.
Taking advantage of the edges seen on Stats Insider is one of the keys to achieving long-term profitability.
Astros vs Mariners: Prediction
Stats Insider provides full betting coverage of the Houston vs Seattle game on Wednesday, including data-driven predictions and live win probabilitiestips.
Remember, our model updates frequently, so refresh this article for the latest betting tips before the Houston vs Seattle match-up.
As always, see Stats Insider's Best Bets to get the best tips for every MLB game, as well as predictions for a wide range of other sports.
Astros vs Mariners: Essential Details
The game between the Astros and Mariners at Daikin Park is scheduled to begin at 10:10am AEST on Wednesday.
- Teams: Houston Astros vs Seattle Mariners
- Date: Wednesday 13 May 2026
- Time: 10:10am AEST
- Venue: Daikin Park
All dates and times in this article are in Australian Eastern Standard Time (AEST), unless otherwise stated.
Conclusion
Our Houston vs Seattle predictions are the result of 10,000 data-driven simulations of the game, carefully curated by our team of skilled data scientists and analysts. We use the latest in predictive analytics technology and machine learning to ensure our MLB tips are accurate and reliable, so that you can make informed decisions with confidence.
If you choose to use our predictions for betting purposes, it's crucial that you gamble responsibly and know when to stop. For free and confidential support, call 1800 858 858 or visit gamblinghelponline.org.au.
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