Mariners vs Red Sox Prediction and MLB Tips - 22 June 2026
Last updated: Jun 21, 2026, 8:05PM | Published: Jun 20, 2026, 7:33PM
The Seattle Mariners will face the Boston Red Sox in MLB action at T-Mobile Park on Monday, beginning at 6:10am AEST.
Logan Gilbert (5-4, 3.43 ERA) will get the ball for the Mariners, pitting him against Payton Tolle (3-4, 2.93 ERA) for the Red Sox.
This article features Stats Insider's prediction and tips for the Mariners vs Red Sox game, along with the latest betting odds in Australia.
Who Will Win?
Using trusted machine learning and data, Stats Insider has simulated the outcome of Monday's Seattle vs Boston MLB game 10,000 times.
Our independent predictive analytics model currently gives the Mariners a 55% chance of defeating the Red Sox at T-Mobile Park.
Mariners vs Red Sox: Odds
The latest betting odds in Australia for Monday's MLB game at T-Mobile Park are listed below:
- Head to Head: Mariners $1.77, Red Sox $2.10
- Line: Mariners -1.5 ($2.75), Red Sox +1.5 ($1.48)
- Total (Over/Under 6.5 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 Mariners at $1.77 and the Red Sox at $2.10.
The Mariners are 1.5-run favourites against the Red Sox, with odds of $2.75 available at TAB.
For the underdog Red Sox (+1.5) to cover the line, TAB offers odds of $1.48.
The over/under for total runs scored is set at 6.5 with TAB, which has odds of $1.91 for the over and $1.91 for the under.
According to Stats Insider's model, the Red Sox (+1.5) are predicted to cover the line 64% of the time, while the 6.5-run over/under is expected to go over 57% of the time.
Mariners vs Red Sox: Best Bets
- Head to Head: Seattle at $1.77 with TAB
- Line: Mariners -1.5 at $2.75 with TAB
- Total Runs: Over 6.5 at $1.91 with TAB
Our Mariners vs Red Sox best bets are based on world-class modelling and betting expertise to help you place smarter bets with your chosen online bookie.
Although the Red Sox are more likely to cover the line, our best bet of Mariners -1.5 is based on the likelihood of that happening, as suggested by our predictive analytics model, and the top odds available.
Mariners vs Red Sox: Prediction
Stats Insider provides full betting coverage of the Seattle vs Boston game on Monday, including data-driven predictions and the best betting tips.
Remember, our model updates frequently, so keep checking this page for the latest betting tips before the Seattle vs Boston game.
As always, see Stats Insider's Best Bets to get betting tips on every MLB game, as well as predictions for a wide range of other sports.
Mariners vs Red Sox: Essential Details
The match-up between the Mariners and Red Sox at T-Mobile Park is scheduled to begin at 6:10am AEST on Monday.
- Teams: Seattle Mariners vs Boston Red Sox
- Date: Monday 22 June 2026
- Time: 6:10am AEST
- Venue: T-Mobile Park
All dates and times in this article are in Australian Eastern Standard Time (AEST), unless otherwise stated.
Conclusion
Our Seattle vs Boston predictions are based on 10,000 data-driven simulations of the game, carefully curated by our team of skilled data scientists and analysts. We use cutting-edge technology and machine learning to ensure our MLB tips are accurate and reliable, so that you can make informed decisions with confidence.
If you decide to use our predictions for betting purposes, it's important to gamble responsibly and manage your finances effectively. For free and confidential support, call 1800 858 858 or visit gamblinghelponline.org.au.
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