Marlins vs Nationals Prediction, Odds, Moneyline, Spread & Over/Under for Sept. 8

Odds updated as of 6:12 p.m.

Monday's slate in the MLB includes a matchup between the Miami Marlins and the Washington Nationals.

We've got you covered, in terms of the vital information regarding this matchup before you take a look at the MLB odds and spreads on FanDuel Sportsbook.

Marlins vs Nationals Game Info

• Miami Marlins (66-77) vs. Washington Nationals (58-84)
• Date: Monday, September 8, 2025
• Time: 6:40 p.m. ET
• Venue: loanDepot park -- Miami, Florida
• Coverage: FDSFL and MASN

Marlins vs Nationals Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: MIA: (-132) | WSH: (+112)
• Spread: MIA: -1.5 (+158) | WSH: +1.5 (-192)
• Total: 8.5 -- Over: (-114) | Under: (-106)

Marlins vs Nationals Probable Starting Pitchers

Probable Pitchers: Janson Junk (Marlins) - 6-2, 4.09 ERA vs Cade Cavalli (Nationals) - 2-1, 4.85 ERA

The probable starters are Janson Junk (6-2) for the Marlins and Cade Cavalli (2-1) for the Nationals. Junk's team is 10-1-0 against the spread this season in his starts. Junk's team won his only start as a favorite this season. The Nationals are 4-2-0 ATS in Cavalli's six starts that had a set spread. The Nationals have been the moneyline underdog in five of Cavalli's starts this season, and they went 3-2 in those games.

Marlins vs Nationals Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Marlins win (66.2%)

Marlins vs Nationals Moneyline

• Miami is the favorite, -132 on the moneyline, while Washington is a +112 underdog on the road.

Marlins vs Nationals Spread

• The Nationals are at the Marlins, and are +1.5 on the runline. The Nationals are +158 to cover the spread, and the Marlins are -192.

Marlins vs Nationals Over/Under

• Marlins versus Nationals, on Sept. 8, has an over/under of 8.5, with the over being -114 and the under -106.

Bet on Miami Marlins vs. Washington Nationals on FanDuel today!

Marlins vs Nationals Betting Trends

• The Marlins have been chosen as favorites in 21 games this year and have walked away with the win eight times (38.1%) in those games.
• This season Miami has come away with a win two times in 12 chances when named as a favorite of at least -132 on the moneyline.
• Contests with the Marlins have gone over the total set by oddsmakers in 67 of 139 chances this season.
• In 139 games with a line this season, the Marlins have a mark of 79-60-0 against the spread.
• The Nationals have put together a 50-65 record in games they were listed as the moneyline underdog (winning 43.5% of those games).
• In games it has played as a moneyline underdog with odds of +112 or longer, Washington has a 42-56 record (winning 42.9% of its games).
• In the 136 games bookmakers have set an over/under for the Nationals, they have combined with opponents to go over the total 72 times (72-57-7).
• The Nationals are 68-68-0 against the spread this season.

Marlins Player Leaders

• Otto Lopez has 18 doubles, 14 home runs and 44 walks while hitting .248. He has an on-base percentage of .315 and a slugging percentage of .376.
• Among all qualifying batters in MLB, his batting average ranks 95th, his on-base percentage ranks 107th, and he is 132nd in slugging.
• Xavier Edwards has an OPS of .686, fueled by an OBP of .336 and a team-best slugging percentage of .350 this season. He's batting .279.
• Among qualified hitters, he is 25th in batting average, 63rd in on-base percentage and 144th in slugging percentage.
• Agustin Ramirez has collected 106 base hits, an OBP of .286 and a slugging percentage of .415 this season.
• Ramirez has recorded a hit in two straight games. In his last five games he is hitting .158 with two walks.
• Eric Wagaman is batting .240 with a .291 OBP and 46 RBI for Miami this season.
• Wagaman has safely hit in four straight games. In his last five games he is hitting .308 with two doubles, a walk and an RBI.

Nationals Player Leaders

• C.J. Abrams has 30 doubles, five triples, 17 home runs and 34 walks while batting .265. He's slugging .446 with an on-base percentage of .328.
• Including all qualifying hitters, he ranks 57th in batting average, while his on-base percentage ranks 78th and he is 66th in slugging.
• Abrams heads into this matchup on a four-game hitting streak. In his last five games he is batting .222 with two doubles.
• James Wood has collected 135 hits with a .352 on-base percentage while slugging .466. Those stats all pace his team. He also has a batting average of .255.
• Including all qualifying hitters, he ranks 86th in batting average, 36th in on-base percentage and 44th in slugging percentage.
• Luis Garcia is hitting .261 with 27 doubles, a triple, 12 home runs and 24 walks.
• Josh Bell is batting .225 with 13 doubles, a triple, 17 home runs and 54 walks.

Marlins vs Nationals Head to Head

• 9/3/2025: 10-5 WSH (Favorite: Marlins, Spread: -1.5, Total: 9, Favorite Moneyline: -152, Underdog Moneyline: +128)
• 9/2/2025: 5-2 WSH (Favorite: Nationals, Spread: -1.5, Total: 9, Favorite Moneyline: -116, Underdog Moneyline: -102)
• 9/1/2025: 2-0 WSH (Favorite: Nationals, Spread: -1.5, Total: 9, Favorite Moneyline: -112, Underdog Moneyline: -104)
• 6/15/2025: 3-1 MIA (Favorite: Nationals, Spread: -1.5, Total: 7.5, Favorite Moneyline: -158, Underdog Moneyline: +134)
• 6/14/2025: 4-3 MIA (Favorite: Nationals, Spread: -1.5, Total: 9, Favorite Moneyline: -130, Underdog Moneyline: +110)
• 6/13/2025: 11-9 MIA (Favorite: Nationals, Spread: -1.5, Total: 8.5, Favorite Moneyline: -112, Underdog Moneyline: -104)
• 4/13/2025: 11-4 MIA (Favorite: Nationals, Spread: -1.5, Total: 8, Favorite Moneyline: -148, Underdog Moneyline: +126)
• 4/12/2025: 7-6 MIA (Favorite: Marlins, Spread: -1.5, Total: 7.5, Favorite Moneyline: -142, Underdog Moneyline: +120)
• 4/11/2025: 7-4 WSH (Favorite: Nationals, Spread: -1.5, Total: 8, Favorite Moneyline: -112, Underdog Moneyline: -104)
• 9/15/2024: 4-3 WSH (Favorite: Nationals, Spread: -1.5, Total: 8.5, Favorite Moneyline: -168, Underdog Moneyline: +142)

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