Red Sox vs Pirates Prediction, Odds, Moneyline, Spread & Over/Under for Aug. 30

Odds updated as of 4:17 a.m.

In MLB action on Saturday, the Boston Red Sox play the Pittsburgh Pirates.

Before checking out the MLB betting lines on FanDuel Sportsbook, we've got you covered, in terms of the most important info about this matchup.

Red Sox vs Pirates Game Info

• Boston Red Sox (75-61) vs. Pittsburgh Pirates (60-76)
• Date: Saturday, August 30, 2025
• Time: 4:10 p.m. ET
• Venue: Fenway Park -- Boston, Massachusetts
• Coverage: MLB Network, NESN, and SportsNet PT

Red Sox vs Pirates Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: BOS: (-172) | PIT: (+144)
• Spread: BOS: -1.5 (+116) | PIT: +1.5 (-140)
• Total: 9 -- Over: (-110) | Under: (-110)

Red Sox vs Pirates Probable Starting Pitchers

Probable Pitchers: Dustin May (Red Sox) - 7-10, 4.79 ERA vs Johan Oviedo (Pirates) - 1-0, 3.60 ERA

The probable pitchers are Dustin May (7-10) for the Red Sox and Johan Oviedo (1-0) for the Pirates. May's team is 7-15-0 against the spread this season in his starts. May's team has a record of 9-9 this season when he starts and they are the favorite on the moneyline. The Pirates covered all of Oviedo's three starts that had a set spread. The Pirates are 2-1 in Oviedo's three starts this season that they were the underdog on the moneyline.

Red Sox vs Pirates Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Red Sox win (57.8%)

Red Sox vs Pirates Moneyline

• Pittsburgh is a +144 underdog on the moneyline, while Boston is a -172 favorite at home.

Red Sox vs Pirates Spread

• The Red Sox are hosting the Pirates and are favored by 1.5 runs on the spread. The Red Sox are +116 to cover the runline, with the Pirates being -140.

Red Sox vs Pirates Over/Under

• A total of 9 runs has been set for the Red Sox-Pirates game on Aug. 30, with the over available at -110 and the under at -110.

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Red Sox vs Pirates Betting Trends

• The Red Sox have been chosen as favorites in 83 games this year and have walked away with the win 49 times (59%) in those games.
• Boston has a record of 13-6 in contests when oddsmakers favor them by -172 or more on the moneyline.
• Contests with the Red Sox have gone over the total set by sportsbooks in 64 of 135 chances this season.
• In 135 games with a line this season, the Red Sox have a mark of 73-62-0 against the spread.
• The Pirates have won 42% of the games this season they were the underdog on the moneyline (37-51).
• Pittsburgh has a 12-20 record (winning only 37.5% of its games) when playing as a moneyline underdog of +144 or longer.
• The Pirates have had an over/under set by bookmakers 128 times, and have combined with opponents to go over the total in 50 of those games (50-72-6).
• The Pirates have put together a 70-58-0 record against the spread this season (covering 54.7% of the time).

Red Sox Player Leaders

• Jarren Duran has 135 hits and an OBP of .333 to go with a slugging percentage of .443. All three of those stats are tops among Boston hitters this season. He has a .258 batting average, as well.
• Among qualifying hitters in the majors, he ranks 80th in batting average, 69th in on-base percentage, and 71st in slugging.
• Duran hopes to build on a two-game hitting streak in this matchup. During his last five outings he is batting .222 with a home run, two walks and three RBIs.
• Trevor Story is hitting .255 with 22 doubles, 22 home runs and 28 walks. He's slugging .428 with an on-base percentage of .301.
• Among qualifying batters, he ranks 84th in batting average, 126th in on-base percentage and 79th in slugging percentage.
• Ceddanne Rafaela has 115 hits this season and has a slash line of .252/.294/.427.
• Rafaela takes a four-game hitting streak into this game. In his last five games he is hitting .300 with two doubles, a home run and two RBIs.
• Alex Bregman has been key for Boston with 98 hits, an OBP of .376 plus a slugging percentage of .504.

Pirates Player Leaders

• Bryan Reynolds has accumulated 123 hits with a .407 slugging percentage, both team-best statistics for the Pirates. He's batting .244 and with an on-base percentage of .304.
• Including all the qualifying hitters in the big leagues, his batting average is 113th, his on-base percentage ranks 122nd, and he is 101st in slugging.
• Oneil Cruz is hitting .203 with 17 doubles, two triples, 18 home runs and 57 walks. He's slugging .390 with an on-base percentage of .305.
• Including all qualified hitters, he is 153rd in batting average, 120th in on-base percentage and 119th in slugging percentage.
• Andrew McCutchen has put up a team-high .338 on-base percentage.
• Isiah Kiner-Falefa is hitting .265 with 20 doubles, two triples, a home run and 17 walks.

Red Sox vs Pirates Head to Head

• 8/29/2025: 4-2 PIT (Favorite: Red Sox, Spread: -1.5, Total: 8, Favorite Moneyline: -118, Underdog Moneyline: -100)
• 4/21/2024: 6-1 BOS (Favorite: Pirates, Spread: -1.5, Total: 8, Favorite Moneyline: -154, Underdog Moneyline: +130)
• 4/20/2024: 4-2 BOS (Favorite: Pirates, Spread: -1.5, Total: 8, Favorite Moneyline: -118, Underdog Moneyline: -100)
• 4/19/2024: 8-1 BOS (Favorite: Pirates, Spread: -1.5, Total: 8.5, Favorite Moneyline: -112, Underdog Moneyline: -104)
• 4/5/2023: 4-1 PIT (Favorite: Red Sox, Spread: -1.5, Total: 8.5, Favorite Moneyline: -154, Underdog Moneyline: +130)
• 4/4/2023: 4-1 PIT (Favorite: Red Sox, Spread: -1.5, Total: 9, Favorite Moneyline: -152, Underdog Moneyline: +128)
• 4/3/2023: 7-6 PIT (Favorite: Red Sox, Spread: -1.5, Total: 9.5, Favorite Moneyline: -154, Underdog Moneyline: +130)
• 8/18/2022: 8-2 PIT (Favorite: Red Sox, Spread: -1.5, Total: 8.5, Favorite Moneyline: -154, Underdog Moneyline: +130)
• 8/17/2022: 8-3 BOS (Favorite: Red Sox, Spread: -1.5, Total: 8, Favorite Moneyline: -158, Underdog Moneyline: +134)
• 8/16/2022: 5-3 BOS (Favorite: Red Sox, Spread: -1.5, Total: 8, Favorite Moneyline: -138, Underdog Moneyline: +118)

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