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

Odds updated as of 6:13 a.m.

The Seattle Mariners are among the MLB teams playing on Monday, up against the New York Yankees.

Here's everything you need to know before checking out today's MLB odds and spreads on FanDuel Sportsbook.

Mariners vs Yankees Game Info

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

Mariners vs Yankees Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: SEA: (-112) | NYY: (-104)
• Spread: SEA: +1.5 (-210) | NYY: -1.5 (+172)
• Total: 7.5 -- Over: (-110) | Under: (-110)

Mariners vs Yankees Probable Starting Pitchers

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

The Mariners will call on Luis Castillo versus the Yankees and Ryan Weathers. Castillo and his team were 16-18-0 against the spread when he pitched last season. Castillo appeared in 25 games last season as the moneyline favorite and his team finished with a record of 15-10 in those contests. Last season when Weathers pitched his team went 5-3-0 against the spread. Weathers and his team finished 2-4 in the six games he appeared in when they were moneyline underdogs a season ago.

Mariners vs Yankees Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Mariners win (56.6%)

Mariners vs Yankees Moneyline

• Looking at the moneyline for Yankees-Mariners, New York is the underdog at -104, and Seattle is -112 playing at home.

Mariners vs Yankees Spread

• The Yankees are 1.5-run favorites against the spread for this matchup with the Mariners. The Yankees are +172 to cover, while the Mariners are -210 to cover as a 1.5-run underdog on the runline.

Mariners vs Yankees Over/Under

• Mariners versus Yankees on March 30 has an over/under of 7.5 runs, with the odds on the over -110 and the under set at -110.

Bet on Seattle Mariners vs. New York Yankees on FanDuel today!

Mariners vs Yankees Betting Trends

• The Mariners came away with 66 wins in the 114 contests they were listed as the favorites last season.
• Last year, Seattle won 66 of 111 games when listed as at least -112 on the moneyline.
• The Mariners and their opponents hit the over in 91 of their 168 games with a total last season.
• The Yankees went 7-14 in games they were the underdog on the moneyline last season (winning 33.3% of those games).
• New York went 5-12 when playing as a moneyline underdog with odds of -104 or longer (29.4%).
• The Yankees combined with their opponents to go over the total 79 times last season for a 79-81-6 record against the over/under.

Mariners Player Leaders

• Cal Raleigh had 147 hits and an OBP of .359 last season.
• Julio Rodriguez had an OPS of .798, fueled by an OBP of .324 and a slugging percentage of .474.
• Last season, Josh Naylor finished with 20 home runs, 92 RBI and a batting average of .295 last season.
• Randy Arozarena slashed .238/.334/.426 and finished with an OPS of .760.

Yankees Player Leaders

• Aaron Judge had an on-base percentage of .457, a slugging percentage of .688, and had 179 hits last season.
• Cody Bellinger hit .272 with 25 doubles, five triples, 29 home runs and 57 walks.
• Trent Grisham hit .235 with nine doubles, a triple, 34 home runs and 82 walks a season ago.
• Ben Rice hit .255 with 28 doubles, four triples, 26 home runs and 50 walks.

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