Nationals vs Pirates Prediction, Odds, Moneyline, Spread & Over/Under for Sept. 13

Odds updated as of 3:11 p.m.

On Saturday in MLB, the Pittsburgh Pirates are playing the Washington Nationals.

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

Pirates vs Nationals Game Info

• Pittsburgh Pirates (64-84) vs. Washington Nationals (61-86)
• Date: Saturday, September 13, 2025
• Time: 4:05 p.m. ET
• Venue: Nationals Park -- Washington, District of Columbia
• Coverage: MASN and SportsNet PT

Pirates vs Nationals Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: PIT: (-116) | WSH: (-102)
• Spread: PIT: -1.5 (+138) | WSH: +1.5 (-166)
• Total: 9 -- Over: (-120) | Under: (-102)

Pirates vs Nationals Probable Starting Pitchers

Probable Pitchers: Bubba Chandler (Pirates) - 2-1, 7.36 ERA vs Andrew Alvarez (Nationals) - 1-0, 1.86 ERA

This contest's pitching matchup is set, as the Pirates will send Bubba Chandler (2-1) to the mound, while Andrew Alvarez (1-0) will get the nod for the Nationals. Chandler and his team failed to cover the spread in his only opportunity this season as a starter. Chandler has yet to start a game this season when his team was the moneyline favorite. Alvarez has started two games with set spreads, and the Nationals covered in both opportunities. The Nationals were named the moneyline underdog for one Alvarez start this season -- they won.

Pirates vs Nationals Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Pirates win (53.3%)

Pirates vs Nationals Moneyline

• Pittsburgh is the favorite, -116 on the moneyline, while Washington is a -102 underdog despite being at home.

Pirates vs Nationals Spread

• The Pirates are 1.5-run road favorites on the runline against the Nationals. The Pirates are +138 to cover, and the Nationals are -166.

Pirates vs Nationals Over/Under

• The over/under for the Pirates versus Nationals contest on Sept. 13 has been set at 9, with -120 odds on the over and -102 odds on the under.

Bet on Pittsburgh Pirates vs. Washington Nationals on FanDuel today!

Pirates vs Nationals Betting Trends

• The Pirates have been chosen as favorites in 37 games this year and have walked away with the win 19 times (51.4%) in those games.
• Pittsburgh has a record of 17-16 in contests when oddsmakers favor them by -116 or more on the moneyline.
• The Pirates and their opponents have gone over in 55 of their 140 games with a total set by sportsbooks this season.
• In 140 games with a line this season, the Pirates have a mark of 76-64-0 against the spread.
• The Nationals have won 52 of the 119 games they were the underdog on the moneyline this season (43.7%).
• Washington has a 50-63 record (winning 44.2% of its games) when it has played as a moneyline underdog of -102 or longer.
• The Nationals have played in 141 games with an over/under set, and have combined with their opponents to go over the total 76 times (76-58-7).
• The Nationals have covered 50.4% of their games this season, going 71-70-0 ATS.

Pirates Player Leaders

• Bryan Reynolds has 131 hits to go with a slugging percentage of .401, both of which are best among Pittsburgh hitters this season. He has a .242 batting average and an on-base percentage of .311.
• Among qualified batters in MLB, his batting average ranks 104th, his on-base percentage ranks 111th, and he is 102nd in slugging.
• Andrew McCutchen has 106 hits this season and a team-best OBP of .336. He's batting .241 and slugging .380.
• He ranks 109th in batting average, 57th in on-base percentage and 125th in slugging in MLB.
• Oneil Cruz has collected 88 base hits, an OBP of .302 and a slugging percentage of .380 this season.
• Tommy Pham has been key for Pittsburgh with 92 hits, an OBP of .333 plus a slugging percentage of .384.

Nationals Player Leaders

• C.J. Abrams has 33 doubles, five triples, 17 home runs and 35 walks while batting .266. He's slugging .445 with an on-base percentage of .328.
• Including all the qualified hitters in the big leagues, his batting average is 49th, his on-base percentage is 75th, and he is 62nd in slugging.
• James Wood's 143 hits, .357 OBP and .475 slugging percentage are all team-highs. He has a batting average of .261.
• Including all qualifying hitters, he ranks 69th in batting average, 23rd in on-base percentage and 33rd in slugging percentage.
• Luis Garcia has 27 doubles, a triple, 13 home runs and 26 walks while batting .260.
• Josh Bell is batting .234 with 13 doubles, a triple, 20 home runs and 54 walks.

Pirates vs Nationals Head to Head

• 9/12/2025: 6-5 WSH (Favorite: Nationals, Spread: -1.5, Total: 8, Favorite Moneyline: -110, Underdog Moneyline: -106)
• 4/17/2025: 1-0 PIT (Favorite: Pirates, Spread: -1.5, Total: 8, Favorite Moneyline: -146, Underdog Moneyline: +124)
• 4/16/2025: 6-1 PIT (Favorite: Pirates, Spread: -1.5, Total: 8, Favorite Moneyline: -112, Underdog Moneyline: -104)
• 4/15/2025: 3-0 WSH (Favorite: Pirates, Spread: -1.5, Total: 8.5, Favorite Moneyline: -124, Underdog Moneyline: +106)
• 4/14/2025: 10-3 PIT (Favorite: Pirates, Spread: -1.5, Total: 7.5, Favorite Moneyline: -198, Underdog Moneyline: +166)
• 9/8/2024: 7-3 PIT (Favorite: Pirates, Spread: -1.5, Total: 8.5, Favorite Moneyline: -162, Underdog Moneyline: +136)
• 9/7/2024: 8-6 WSH (Favorite: Pirates, Spread: -1.5, Total: 7.5, Favorite Moneyline: -144, Underdog Moneyline: +122)
• 9/7/2024: 5-3 WSH (Favorite: Pirates, Spread: -1.5, Total: 8.5, Favorite Moneyline: -124, Underdog Moneyline: +106)
• 9/5/2024: 9-4 PIT (Favorite: Pirates, Spread: -1.5, Total: 8, Favorite Moneyline: -120, Underdog Moneyline: +102)
• 4/3/2024: 5-3 WSH (Favorite: Pirates, Spread: -1.5, Total: 8.5, Favorite Moneyline: -146, Underdog Moneyline: +124)

Sign up for FanDuel Sportsbook and FanDuel Daily Fantasy today!