Red Sox vs Marlins Prediction, Odds, Moneyline, Spread & Over/Under for Aug. 17

Odds updated as of 1:16 a.m.

MLB action on Sunday includes the Boston Red Sox facing the Miami Marlins.

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

Red Sox vs Marlins Game Info

• Boston Red Sox (68-56) vs. Miami Marlins (58-65)
• Date: Sunday, August 17, 2025
• Time: 1:35 p.m. ET
• Venue: Fenway Park -- Boston, Massachusetts
• Coverage: NESN and FDSFL

Red Sox vs Marlins Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: BOS: (-250) | MIA: (+205)
• Spread: BOS: -1.5 (-120) | MIA: +1.5 (-100)
• Total: 8.5 -- Over: (-100) | Under: (-122)

Red Sox vs Marlins Probable Starting Pitchers

Probable Pitchers: Garrett Crochet (Red Sox) - 13-5, 2.48 ERA vs Janson Junk (Marlins) - 6-2, 4.06 ERA

The Red Sox will call on Garrett Crochet (13-5) against the Marlins and Janson Junk (6-2). Crochet's team is 13-11-0 against the spread in his starts this season. When Crochet starts a game and his team is the favorite on the moneyline, they have a record of 14-8. The Marlins have an 8-1-0 record against the spread in Junk's starts. The Marlins are 5-3 in Junk's eight starts this season that they were the moneyline underdog.

Red Sox vs Marlins Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Red Sox win (65.2%)

Red Sox vs Marlins Moneyline

• The Red Sox vs Marlins moneyline has Boston as a -250 favorite, while Miami is a +205 underdog on the road.

Red Sox vs Marlins Spread

• The Red Sox are hosting the Marlins and are favored by 1.5 runs on the spread. The Red Sox are -120 to cover the runline, with the Marlins being -100.

Red Sox vs Marlins Over/Under

• A total of 8.5 runs has been set for the Red Sox-Marlins contest on Aug. 17, with the over available at -100 and the under at -122.

Bet on Boston Red Sox vs. Miami Marlins on FanDuel today!

Red Sox vs Marlins Betting Trends

• The Red Sox have been favorites in 74 games this season and have come away with the win 44 times (59.5%) in those contests.
• This season Boston has been victorious five times in six chances when named as a favorite of at least -250 on the moneyline.
• The Red Sox and their opponents have gone over in 60 of their 123 games with a total set by sportsbooks this season.
• The Red Sox are 69-54-0 against the spread in their 123 games with a line set by sportsbooks this season.
• The Marlins have a 47-53 record in games they were listed as the moneyline underdog (winning 47% of those games).
• When it has played as a moneyline underdog with odds of +205 or longer, Miami has a record of 3-6 (33.3%).
• In the 119 games oddsmakers have set an over/under for the Marlins, they have combined with opponents to go over the total 56 times (56-63-0).
• The Marlins have collected a 70-49-0 record against the spread this season (covering 58.8% of the time).

Red Sox Player Leaders

• Jarren Duran leads Boston with an OBP of .336, plus a team-best slugging percentage of .452. He's batting .262 on the season.
• Among qualifying batters in the majors, he ranks 67th in batting average, 64th in on-base percentage, and 61st in slugging.
• Trevor Story has 20 doubles, 19 home runs and 25 walks. He's batting .260 and slugging .426 with an on-base percentage of .304.
• He is 73rd in batting average, 126th in on-base percentage and 82nd in slugging in MLB.
• Story enters this game looking to extend his four-game hit streak. During his last five outings he is batting .333 with a double, a home run and six RBIs.
• Ceddanne Rafaela has 106 hits this season and has a slash line of .257/.298/.433.
• Alex Bregman has 16 home runs, 52 RBI and a batting average of .303 this season.
• Bregman takes a two-game hitting streak into this game. In his last five games he is hitting .368 with a double, two home runs, three walks and six RBIs.

Marlins Player Leaders

• Kyle Stowers has 115 hits with a .368 on-base percentage, leading the Marlins in both statistics. He's batting .288 and slugging .544.
• Including all qualifying hitters, he is 21st in batting average, while his on-base percentage ranks 19th and he is eighth in slugging.
• Xavier Edwards paces his team with a .377 slugging percentage. He has a batting average of .301 with an on-base percentage of .360.
• Including all qualifying hitters, his batting average puts him sixth, his on-base percentage ranks 26th, and he is 134th in slugging.
• Otto Lopez is hitting .241 with 16 doubles, 11 home runs and 38 walks.
• Agustin Ramirez has 25 doubles, a triple, 18 home runs and 26 walks while batting .237.

Red Sox vs Marlins Head to Head

• 8/16/2025: 7-5 BOS (Favorite: Red Sox, Spread: -1.5, Total: 9, Favorite Moneyline: -196, Underdog Moneyline: +164)
• 8/15/2025: 2-1 BOS (Favorite: Red Sox, Spread: -1.5, Total: 8.5, Favorite Moneyline: -166, Underdog Moneyline: +140)
• 7/4/2024: 6-5 BOS (Favorite: Red Sox, Spread: -1.5, Total: 8, Favorite Moneyline: -162, Underdog Moneyline: +136)
• 7/3/2024: 7-2 BOS (Favorite: Red Sox, Spread: -1.5, Total: 7.5, Favorite Moneyline: -132, Underdog Moneyline: +112)
• 7/2/2024: 8-3 BOS (Favorite: Red Sox, Spread: -1.5, Total: 8, Favorite Moneyline: -164, Underdog Moneyline: +138)
• 6/29/2023: 2-0 MIA (Favorite: Red Sox, Spread: -1.5, Total: 8.5, Favorite Moneyline: -116, Underdog Moneyline: -102)
• 6/28/2023: 6-2 MIA (Favorite: Marlins, Spread: -1.5, Total: 9, Favorite Moneyline: -130, Underdog Moneyline: +110)
• 6/27/2023: 10-1 MIA (Favorite: Red Sox, Spread: -1.5, Total: 9.5, Favorite Moneyline: -130, Underdog Moneyline: +110)

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