Mariners vs Yankees Prediction, Odds, Moneyline, Spread & Over/Under for March 30

Odds updated as of 9:12 p.m.

The MLB slate on Monday includes the New York Yankees taking on the Seattle Mariners.

Before you do any MLB betting on this matchup at FanDuel Sportsbook, here's what you need to know.

Yankees vs Mariners Game Info

• New York Yankees (3-0) vs. Seattle Mariners (2-2)
• Date: Monday, March 30, 2026
• Time: 9:40 p.m. ET
• Venue: T-Mobile Park -- Seattle, Washington
• Coverage: Mariners.TV and YES

Yankees vs Mariners Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: NYY: (-116) | SEA: (-102)
• Spread: NYY: -1.5 (+150) | SEA: +1.5 (-182)
• Total: 7.5 -- Over: (-110) | Under: (-110)

Yankees vs Mariners Probable Starting Pitchers

Probable Pitchers: Ryan Weathers (Yankees) - 0-0, 0.00 ERA vs Luis Castillo (Mariners) - 0-0, 0.00 ERA

The Yankees will give the nod to Ryan Weathers versus the Mariners and Luis Castillo. In eight games he pitched with a spread last season, Weathers and his team finished with a 5-3-0 record ATS. Weathers and his team won as favorites in both of his two appearances last season with a moneyline. Last season Castillo and his team went 16-18-0 against the spread when he pitched. Castillo and his team finished with a 5-4 record in the nine games he pitched when they were the moneyline underdog a season ago.

Yankees vs Mariners Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Mariners win (56.2%)

Yankees vs Mariners Moneyline

• The moneyline numbers for Yankees vs. Mariners reveal New York as the favorite (-116) and Seattle as the underdog (-102) despite being the home team.

Yankees vs Mariners Spread

• The Yankees are 1.5-run road favorites on the runline against the Mariners. The Yankees are +150 to cover, and the Mariners are -182.

Yankees vs Mariners Over/Under

• A combined run total of 7.5 has been set for Yankees-Mariners on March 30, with the over at -110 and the under at -110.

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Yankees vs Mariners Betting Trends

• The Yankees were victorious in 88, or 61.5%, of the 143 contests they were chosen as favorites last season.
• Last year, New York won 86 of 140 games when listed as at least -116 on the moneyline.
• The Yankees and their opponents hit the over in 79 of their 166 games with a total last season.
• The Mariners were the moneyline underdog 47 times last season. They went 23-24 in those games.
• In games it played as a moneyline underdog with odds of -102 or longer last year, Seattle went 21-20 (51.2%).
• The Mariners played in 168 games with a set over/under last season, and combined with their opponents to go over the total 91 times (91-72-5).

Yankees Player Leaders

• Aaron Judge had 179 base hits and an OBP of .457 to go with a slugging percentage of .688 last season.
• Cody Bellinger slashed .272/.334/.480 and finished with an OPS of .813.
• Trent Grisham ended his last campaign with 116 hits, an OBP of .348, plus a slugging percentage of .465.
• Ben Rice slashed .255/.337/.499 and finished with an OPS of .836.

Mariners Player Leaders

• Cal Raleigh racked up an OBP of .359 with 147 hits last season.
• Julio Rodriguez had a .474 slugging percentage while batting .267.
• Josh Naylor hit .295 with 29 doubles, a triple, 20 home runs and 48 walks a season ago.
• Randy Arozarena hit .238 with 32 doubles, a triple, 27 home runs and 64 walks.

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